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Patent Summary

U.S. Patent Classes & Classifications Covered in this listing:

Class 372: Coherent Light Generators

An assembly of electrical, mechanical, and optical components produces an intense, coherent, directional beam of light by stimulating electronic, ionic, or molecular transitions to lower energy levels.

Subclass 20: Tuning
Subclass 26: Modulation
Subclass 29.01: Having particular beam control circuit component
Subclass 29.011: Feedback circuitry
Subclass 31: Amplitude
Subclass 32: Frequency
Subclass 38.02: For driving or controlling laser
Subclass 38.07: Controlling current or voltage to laser
Subclass 45.01: Particular confinement layer
Subclass 46.01: Particular current control structure
Subclass 50.1: Monolithic integrated
Subclass 64: Waveguide
Subclass 70: Pumping with optical or radiant energy
Subclass 96: Distributed feedback
Subclass 107: Mirror support or alignment structure

Class 385: Optical Waveguides

(1) An optical waveguiding element, which conveys light from one point to another through an optically transparent elongated structure by modal transmission, total internal reflection, or total reflectorization. (2) A combination of an optical waveguiding element with an additional broadly recited optical element which couples light or a combination. (3) A combination of an optical waveguiding element with structure which mechanically joins this waveguiding element with another or with a diverse optical element. (4) An optical modulator where the modulation of a light wave characteristic is performed exclusively within an optical waveguiding element. (5) Other miscellaneous devices formed of an optical waveguide (e.g., a waveguide sensing device) and supplemental devices which are limited to use with an optical waveguide (e.g., an external clamp or retainer).

Subclass 10: Diffraction grating (e.g., Bragg)
Subclass 124: With graded index core or cladding
Subclass 125: Utilizing nonsolid core or cladding
Subclass 126: Utilizing multiple core or cladding
Subclass 127: Concentric
Subclass 130: Thin film optical waveguide
Subclass 131: Multilayer structure (mixture)
Subclass 132: Channel waveguide
Subclass 140: Attenuator
Subclass 142: Of waveguide core
Subclass 144: Of waveguide cladding
Subclass 16: Switch (i.e., switching from one terminal to another, not modulation)
Subclass 17: Matrix switch (i.e., M X N, where M and N are 3 or more)
Subclass 18: Reflective-type switch
Subclass 19: Stationary waveguides with movable opaque element
Subclass 24: Plural (e.g., data bus)
Subclass 25: Movable coupler
Subclass 28: Coupling between modes in a waveguide or fiber
Subclass 29: Mode strippers
Subclass 3: Phase modulation type
Subclass 33: Lens
Subclass 34: Rod type
Subclass 35: Spherical
Subclass 36: Prism
Subclass 37: Grating
Subclass 38: End fire
Subclass 39: Particular coupling structure
Subclass 43: Tapered coupler
Subclass 45: Y coupler
Subclass 46: Star coupler
Subclass 47: Multiport coupler using reflective surface
Subclass 48: Access couplers, power tappers, or power dividers
Subclass 49: Fiber to thin film devices
Subclass 50: Waveguide to waveguide
Subclass 52: With alignment device
Subclass 54: Structure surrounding optical fiber bundle-to-bundle connection
Subclass 73: With additional optical element between facing fiber ends
Subclass 88: Optical fiber to a nonfiber optical device connector
Subclass 89: Plural fiber/device connections
Subclass 92: With housing
Subclass 93: Including lens
Subclass 94: Sealed from environment

Class 398: Optical Communications

This class provides for all types of communication systems in which optical signals are used to transmit modulated carrier wave information between points. Such communication includes transmitting an intelligence-bearing signal from one point to another in the form of variations in a characteristic of the light wave. The communication may be through free space, fibers or waveguides. These are used to transfer the information with an optical beam, and this beam can be used in various communication schemes to enable the most effective or desired method of moving the information, including optical multiplexing when plural information signals or plural transmitters and receivers are utilized.

Subclass 119: Compensation
Subclass 12: Switch
Subclass 139: Including optical fiber or waveguide
Subclass 157: Including pumping
Subclass 158: Including compensation
Subclass 182: TRANSMITTER
Subclass 183: Having particular modulation
Subclass 19: Switch
Subclass 192: Including compensation
Subclass 195: Including feedback
Subclass 196: For wavelength control
Subclass 199: Chirping
Subclass 25: Determination of communication parameter
Subclass 56: Crossconnect
Subclass 79: Wavelength division or frequency division (e.g., Raman, Brillouin, etc.)
Subclass 87: Grating

Class 324: Electricity: Measuring And Testing

This is the residual home for all subject matter, not elsewhere classified, relating to the measuring, testing (or sensing) of electric properties, (e.g., determining ground resistivity, determining frequency of an alternating current, determining kilowatt hour demand), or the measuring, testing or sensing of nonelectric properties by electric means (e.g., determining moisture, a nonelectric property, by measuring conductance with a resistance bridge; determining speed, a nonelectric property by use of an electric tachometer).

Subclass 97: Light beam type (e.g., mirror galvanometer, parallax-free scale)

Class 359: Optical: Systems And Elements

Optical elements included in this class are: Lenses; Polarizers; Diffraction gratings; Prisms; Reflectors; Filters; Projection screens; Optical Modulators; Optical Demodulators. Among the optical systems included in this class are: Compound lens systems; Light reflecting signalling systems (e.g., retroreflectors); stereoscopic systems; Binocular devices; Systems of lenticular elements; Systems involving light interference; Glare reducing systems; Light dividing and combining systems; Light control systems (e.g., light valves); building illumination with natural light; Systems for protecting or shielding elements; Optical systems whose operation depends upon polarizing, diffracting, dispersing, reflecting, or refracting light; kaleidoscopes. Further included are certain apertures, closures, and viewing devices of a specialized nature which involve no intentional reflection, refraction, or filtering of light rays. This class also includes optical elements combined with another type of structure(s) to constitute an optical element combined with a nonoptical structure or a perfection or improvement in the optical element.

Subclass 230: Electro-mechanical
Subclass 238: Light wave temporal modulation (e.g., frequency, amplitude, etc.)
Subclass 239: Modulator output feedback to modulator
Subclass 244: Opto-optical device
Subclass 245: Electro-optic
Subclass 247: Using reflective or cavity structure
Subclass 248: Semiconductor
Subclass 251: With particular direction of the field in relation to the medium, beam direction or polarization
Subclass 254: With particular electrode structure or arrangement, or medium mounting structure or arrangement
Subclass 255: With particular field
Subclass 260: Etalon structure
Subclass 279: Phase modulation
Subclass 288: Thermo-optic
Subclass 290: By changing physical characteristics (e.g., shape, size or contours) of an optical element
Subclass 291: Shape or contour of light control surface altered
Subclass 292: Light control surface forms image on projected light beam
Subclass 295: Having multiple electrodes
Subclass 296: Changing position or orientation of suspended particles
Subclass 308: Filter
Subclass 321: Having particular chemical composition or structure
Subclass 322: Electro-optic crystal material
Subclass 337.3: Additional dopant or host composition
Subclass 337.4: Complementary, adjusting stages
Subclass 341.1: Optical fiber
Subclass 341.3: Pumping
Subclass 341.32: Radiation routing
Subclass 344: Semiconductor
Subclass 368: Microscope
Subclass 385: Illuminator
Subclass 571: Echelette or blazed grating
Subclass 580: Produced by coating or lamina
Subclass 586: Layers having specified index of refraction
Subclass 589: Selective wavelength transmission or reflection
Subclass 811: With support
Subclass 871: With support
Subclass 872: Mirror movable relative to support

Class 257: Active Solid-State Devices (E.G., Transistors, Solid-State Diodes)

This class provides for active solid-state electronic devices, that is, electronic devices or components that are made up primarily of solid materials, usually semiconductors, which operate by the movement of charge carriers - electrons or holes - which undergo energy level changes within the material and can modify an input voltage to achieve rectification, amplification, or switching action, and are not classified elsewhere.

Subclass 17: With particular barrier dimension
Subclass 80: In combination with or also constituting light responsive device
Subclass 81: With specific housing or contact structure
Subclass 91: With shaped contacts or opaque masking
Subclass 94: With heterojunction
Subclass 95: With contoured external surface (e.g., dome shape to facilitate light emission)
Subclass 100: Encapsulated
Subclass 102: With particular dopant material (e.g., zinc as dopant in GaAs)
Subclass 103: With particular semiconductor material
Subclass 184: Light responsive structure
Subclass 186: Avalanche photodetection structure
Subclass 199: Avalanche diode (e.g., so-called Zener diode having breakdown voltage greater than 6 volts, including heterojunction IMPATT type microwave diodes)
Subclass 200: Heterojunction formed between semiconductor materials which differ in that they belong to different periodic table groups (e.g., Ge (group IV) - GaAs (group III-V) or InP (group III-V) - CdTe (group II-VI))
Subclass 239: Signal charge detection type (e.g., floating diffusion or floating gate non-destructive output)
Subclass 432: With optical element
Subclass 433: With housing or encapsulation
Subclass 434: With window means
Subclass 438: Avalanche junction
Subclass 447: With backside illumination (e.g., having a thinned central area or a non-absorbing substrate)
Subclass 460: With backside illumination (e.g., with a thinned central area or non-absorbing substrate)
Subclass 461: Light responsive pn junction
Subclass 491: In integrated circuit
Subclass 492: With electric field controlling semiconductor layer having a low enough doping level in relationship to its thickness to be fully depleted prior to avalanche breakdown (e.g., RESURF devices)
Subclass 642: At least one layer of organic material
Subclass 643: Polyimide or polyamide
Subclass 668: On insulating carrier other than a printed circuit board
Subclass 690: With contact or lead
Subclass 692: With particular lead geometry
Subclass 693: External connection to housing
Subclass 698: With specific electrical feedthrough structure
Subclass 700: Multiple contact layers separated from each other by insulator means and forming part of a package or housing (e.g., plural ceramic layer package)
Subclass 701: Insulating material
Subclass 706: With heat sink
Subclass 707: Directly attached to semiconductor device
Subclass 736: Layered
Subclass 740: With means to prevent contact from penetrating shallow PN junction (e.g., prevention of aluminum spiking)
Subclass 741: Of specified material other than unalloyed aluminum
Subclass 745: Contact for III-V material
Subclass 747: With thermal expansion matching of contact or lead material to semiconductor active device
Subclass 750: Layered
Subclass 774: Via (interconnection hole) shape
Subclass 787: ENCAPSULATED
Subclass E31.061: PIN potential barrier (EPO)
Subclass E31.063: Potential barrier working in avalanche mode (e.g., avalanche photodiode) (EPO)
Subclass E31.064: Heterostructure (e.g., surface absorption or multiplication (SAM) layer) (EPO)
Subclass E31.12: For device having potential or surface barrier (EPO)
Subclass E31.125: For device having potential or surface barrier (EPO)
Subclass E31.128: Device having potential or surface barrier (EPO)
Subclass E23.065: Flexible insulating substrates (EPO)
Subclass E23.082: Cooling arrangements using Peltier effect (EPO)
Subclass E23.193: Characterized by material or arrangement of seals between parts, e.g., between cap and base of container or between leads and walls of container (EPO)
Subclass E21.11: Doping the epitaxial deposit (EPO)
Subclass E21.172: On semiconductor body comprising Group III-V compound (EPO)

Class 428: Stock Material Or Miscellaneous Articles

This is the residual class for: 1. Stock material in the form of a structurally defined web, sheet, rod, strand, fiber, filament, cell, flake, particle not provided elsewhere. 2. Stock material in the form of a web, sheet, mass or layer which consists of or contains a structurally defined constituent or element. 3. A nonstructural laminate defined merely in terms of the composition of one or more layers. 4. An article of manufacture or an intermediate-article not provided for elsewhere. 5. A process for applying an impregnating material to a naturally solid product such as a wood beam, a sheet of leather or a stone, or for applying a coating to a base, and which process includes no significant method step.

Subclass 156: Including variation in thickness
Subclass 161: With component conforming to contour of nonplanar surface
Subclass 164: Containing metal or metal compound
Subclass 690: Fluroescent, phosphorescent, or luminescent layer

Class 313: Electric Lamp And Discharge Devices

This is the generic class for electric lamp and electric space discharge device structure. Examples of such devices are electric incandescent lamps, gas or vapor filled electric discharge tubes, including lamps, mercury arc devices, vacuum discharge tubes, radio tubes, cyclotrons, cathode-ray tubes, photosensitive discharge devices, secondary emission electron multipliers, spark plugs, and open air arc and spark devices.

Subclass 504: Organic phosphor
Subclass 506: Plural layers

Class 552: Organic Compounds -- Part Of The Class 532 Series

The classes of the 532 series embrace monomeric organic carbon compounds and polymeric organic carbon compounds that are not solid synthetic resins, natural rubbers, or hydrocarbons.

Subclass 286: The polycyclo ring system has four cyclos (e.g., benzanthrones, etc.)
Subclass 290: Carbon, halogen or plural oxygens bonded directly to the anthracene configured ring system

Class 556: Organic Compounds -- Part Of The Class 532 Series

The classes of the 532 series embrace monomeric organic carbon compounds and polymeric organic carbon compounds that are not solid synthetic resins, natural rubbers, or hydrocarbons.

Subclass 175: Ring aluminum containing

Class 568: Organic Compounds -- Part Of The Class 532 Series

The classes of the 532 series embrace monomeric organic carbon compounds and polymeric organic carbon compounds that are not solid synthetic resins, natural rubbers, or hydrocarbons.

Subclass 326: Polycyclo ring system

Class 250: Radiant Energy

This class provides for all methods and apparatus for using, generating, controlling or detecting radiant energy, combinations including such methods or apparatus, subcombinations of same and accessories therefore not classifiable elsewhere.

Subclass 214R: Special photocell or electron tube circuits
Subclass 216: Optical or pre-photocell system
Subclass 226: Color (e.g., filter or spectroscope)
Subclass 234: Means for moving optical system
Subclass 237R: Hoods, grating, baffles, diaphragms, masks

Class 356: Optics: Measuring And Testing

Methods and apparatus (1) for analyzing light to measure or test its characteristics, such as intensity, color and polarization; (2) for determining the optical or nonoptical properties of materials or articles by noting, as by inspection, measurement, or test the effect produced by the materials or articles on light associated therewith; and (3) for measuring the dimensions of structures or the spatial relationships such as distances or angle bearings of spaced points by comparison of the respective properties (usually direction or spatial position) of the light from these points or by comparison of the properties of these lights with some scale or standard. The light analyzing includes or is for spectroscopy, interference, polarization, beam direction or pattern, focal position of a light source, shade or color, and photometers. The material or article properties determined are or involve crystal or gem examination, material strain analysis, blood analysis, optical pyrometers, egg candling, cutting blade sharpness, oil testing, document verification, flatness, lens or reflector testing, refraction testing, monitoring moving webs or fabrics, light transmission or absorption, light reflection, inspection for flaws or imperfections in materials, and thread counting. The dimensioning and spatial relationship determination includes triangulation by a light beam, contour plotting, range or height finders, motion stopping, velocity or velocity/height measuring, sighting where the optical element or reticle moves with the sighted object, particle size determination, particle light scattering, electrophoresis, angle measuring or axial alignment, mensuration or configuration comparison, alignment in a lateral direction, and fiducial instruments.

Subclass 326: Utilizing a spectrometer
Subclass 454: Fabry-Perot type or Etalon Type
Subclass 519: Having partially reflecting plates in series (e.g., Fabry-Perot type)
Subclass 630: Thickness
Subclass 632: Of light permeable material

Class 438: Semiconductor Device Manufacturing: Process

This class provides for manufacturing a semiconductor containing a solid-state device for the following purposes: (a) conducting or modifying an electrical current, (b) storing electrical energy for subsequent discharge within a microelectronic integrated circuit, or (c) converting electromagnetic wave energy to electrical energy or electrical energy to electromagnetic energy. Also operations involving: (1) coating a substrate with a semiconductive material, or (2) coating a semiconductive substrate or substrate containing a semiconductive region. It also provides for operations involving etching a semiconductive substrate or etching a substrate containing a semiconductive region. The class provides for packaging or treatment of packaged semiconductor.

Subclass 122: Possessing thermal dissipation structure (i.e., heat sink)
Subclass 123: Lead frame
Subclass 124: And encapsulating
Subclass 127: Encapsulating
Subclass 15: Packaging (e.g., with mounting, encapsulating, etc.) or treatment of packaged semiconductor
Subclass 16: Optical characteristic sensed
Subclass 238: Including passive device (e.g., resistor, capacitor, etc.)
Subclass 27: Having additional optical element (e.g., optical fiber, etc.)
Subclass 275: Making plural insulated gate field effect transistors of differing electrical characteristics
Subclass 28: Plural emissive devices
Subclass 294: Including isolation structure
Subclass 31: Optical waveguide structure
Subclass 46: Compound semiconductor
Subclass 483: Compound semiconductor
Subclass 51: Packaging (e.g., with mounting, encapsulating, etc.) or treatment of packaged semiconductor
Subclass 55: Packaging (e.g., with mounting, encapsulating, etc.) or treatment of packaged semiconductor
Subclass 59: Having diverse electrical device
Subclass 60: Charge transfer device (e.g., CCD, etc.)
Subclass 612: Forming solder contact or bonding pad
Subclass 613: Bump electrode
Subclass 614: Plural conductive layers
Subclass 63: Particulate semiconductor component
Subclass 637: With formation of opening (i.e., viahole) in insulative layer
Subclass 642: Diverse conductors
Subclass 65: Having additional optical element (e.g., optical fiber, etc.)
Subclass 692: Simultaneous (e.g., chemical-mechanical polishing, etc.)
Subclass 91: Avalanche diode

Class 451: Abrading

The term "abrading" (grinding) may include a polishing device that acts by removal of an integral portion of the material acted upon, but not such as depends upon the application of a coating capable of taking a polish by friction or upon a compression, consolidation, or swaging of the material. Every invention relating to abrading must have to do either with an abrading element; a tool consisting of an abrading element or material and a holder by which it may be put to use; a machine embodying an abrading material or tool and means for moving it or the work, or an action equivalent to that of a tool; a holder for the work; a method or process of abrading; an attachment or accessory to a tool, machine, or process; or a plurality of these features. Note: A cutting device and an abrasive tool distinguished solely by the abrasive material or composition will be found elsewhere.

Subclass 41: Glass or stone abrading
Subclass 44: Edging
Subclass 54: With critical nonabrading work treating

Class 118: Coating Apparatus

pparatus for applying or obtaining a surface coating on a base and/or apparatus for impregnating base materials and takes all such apparatus not provided for in other classes. The coating obtained may be permanent or transitory. The coating may be supplied solely by extraneous materials, as in a painting or waxing operation, or may be supplied wholly or in part by the base materials as in the formation of an oxide coating on a metal base. The coating may consist of an emulsion, dispersion, solution, admixture or oil which is clearly disclosed as leaving a residual film, layer or continuous deposit on the base.


Class 269: Work Holders

A device which, during a work treating operation, contacts a workpiece for the purpose of (a) supporting the work against the force of gravity; or (b) preventing movement of the work in a particular direction or in all directions while, as disclosed, such work is supported against the force of gravity; or (c) providing a surface juxtaposed to the work for constraining the motion of a tool during its performance of such work treating operation. Holding articles together so that (by disclosure) a glue, cement or adhesive may set and secure said articles together is considered to be a work holding operation for this class. Thus a clamp or vise, disclosed for use by cabinet makers, carpenters, woodworkers, etc., to hold plural pieces together while an adhesive sets, is properly classifiable in this class.

Subclass 21: Vacuum-type holding means

Class 279: Chucks Or Sockets

A chuck or a socket, per se, that is not elsewhere classified, and which includes a means for making a permanent or temporary and readily-releasable connection between a holder and an object, such as a tool, work-piece, or rod-like body, where the gripping means or seat is on or within the holder or base member.

Subclass 3: VACUUM

Class 216: Etching A Substrate: Processes

Chemical etching processes for treating articles of commerce or intermediate articles not otherwise provided for in which one of the manufacturing steps includes a chemical etching step (use of an etchant) and wherein the material treated is not completely removed.

Subclass 67: Using plasma

Class 333: Wave Transmission Lines And Networks

Electric wave transmission systems wherein electromagnetic wave energy is guided or constrained by a wave transmission device of the long line type other than loaded lines. Included are passive wave transmission networks simulating the characteristics of a long line wave transmission systems or wave guides, such as artificial lines, delay networks, resonators, impedance matching networks, equalizers, wave filters and transmission line terminations. Passive coupling networks and terminating networks having either lumped or distributed electrical circuit parameters and having impedance characteristics. Smoothing type wave filters having shunt capacitance, or series inductance. Networks including a wave transmission device and means for decreasing the amplitude range of the signal applied to the transmission device as the signal increases in amplitude and means for increasing or restoring the amplitude range of the signal after the transmission over the transmission device. Passive networks for producing an output wave which is the time derivative or time integral of the input wave. Systems including active elements for producing across at least two of the system terminals a negative resistance, and/or an inductance, or capacitance which may be positive or negative. Wave traps using long line elements.

Subclass 159: Having mechanically movable delay control means

Class 349: Liquid Crystal Cells, Elements And Systems

Cells, elements, and systems which include molecules of a material having both liquid and crystalline properties. Included in this class are those which have a significant liquid crystal cell detail or liquid crystal response or properties, and in which the liquid crystal controls or changes the optical properties of electromagnetic radiation such as direction, phase, amplitude, frequency, or polarization state. This class also provides for nominal manufacturing methods for producing significant liquid crystal cell structure.

Subclass 198: Liquid crystal etalon

Class 248: Supports

Devices which carry the weight of an article or articles or otherwise hold or steady it or them against the pull of gravity, and devices for holding an article to its support, which are not otherwise provided for.

Subclass 476: Mirror or picture position adjustable

Class 33: Geometrical Instruments

Means for determining the characteristics and the mutual relation of points, lines, angles, surfaces, and solids, considered as having no properties but those arising from extension and difference of situation. It includes mechanically guided means for describing lines.

Class 65: Glass Manufacturing

(1) processes and/or apparatus for making stock or articles of those ceramic masses, which generally include a "glass former" or an oxide which approaches glass forming properties, in their composition and which are formed by fusion of raw materials (generally mixtures, most of which are of an earthy nature - as distinguished from metallic, organic, etc., - silicon, silica, and slag are included) at ordinary high furnace temperatures, by working (molding, shaping, etc.) of the mass after being melted or changed to a plastic or softened state by heating; and (2) processes and/or apparatus for treating stock or articles made

Subclass 395: Sol-gel or liquid phase route utilized
Subclass 427: Consolidating preform (e.g., sintering, etc.)

Class 264: Plastic And Nonmetallic Article Shaping Or Treating: Processes

Processes for molding, casting, or shaping of nonmetallic materials to produce articles. Liquid or melt comminuting of materials other than glass or metal. Uniting or compacting of bulk or randomly assembled particles. Furnace Lining or repair. Melt shaping in the absence of a mold or shaping surface, e.g., spheroidizing of particles. Working or treatment of nonmetallic materials not otherwise provided for.

Subclass 671: Particular or specific manner of positioning, arranging, or conveying of single article or preform (e.g., utilizing spacer, etc.) during sintering, vitrifying, or drying

Class 439: Electrical Connectors

This is the generic class for a pair of mated conductors comprising at least two electrically conducting elements which are interconnected to permit relative motion of such conducting elements during use without a break in electrical conductivity therebetween. Also, this is the generic class for a device constituting an electricity conducting contact between conductors of electricity; wherein the joint is of a type which may be readily made and broken, repeatedly by attachment and detachment of contact supporting structure on each conductor.


Class 174: Electricity: Conductors And Insulators

This class is for inventions relating to the structure of electrical conductors and insulators and insulators and the apparatus specialized to mounting, supporting, encasing in conduits, and/or housing the same. Conductors may be bare or be encased in insulation, may be single strand or plural strand, may be of single conductor form or there may be a plurality of conductors associated together to form a cable. Since all materials that have the property of being conductors of electricity and all devices made therefrom may be termed electrical conductors, only those structures that are specially designed to conduct electricity as their proximate purpose are placed in this class. Insulators are placed here when the structure thereof is claimed, which structure is specially designed for spacing two or more devices of different electrical potential from each other or for spacing one or more devices from ground. Since all materials which are poor conductors of electricity and devices made therefrom may be termed electrical insulators, only those structures whose proximate purpose is that already stated. Conduits are placed in this class only when some characteristic is claimed which limits the same to the electrical use.

Subclass 265: Preform in hole

Class 228: Metal Fusion Bonding

Method of joining the meeting faces of juxtaposed or engaged metal work parts or of the same part originally in a form-sustaining state, by the direct application of heat and/or mechanical energy to either of: (a) such work parts, to such an extent as to effect a flowing or blending together of some of the metal in neighboring regions of said work parts into a continuous metallic zone interconnecting said work parts, or (b) such work parts and a metallic filler, to such an extent as to effect a flowing or blending together of the filler and some of the metal of said work portions into a continuous metallic zone interconnecting said work portions with filler and thus with each other.

Subclass 124.5: Active or reactive filler component

Class 348: Television

Generating, processing, transmitting or transiently displaying a sequence of images, either locally or remotely, in which the local light variations composing the images may change with time.

Subclass 775: Having significant chemical composition