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Patent Summary

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

Class 361: Electricity: Electrical Systems And Devices

Systems or devices which provide safety and protection for other systems and devices; control circuits for electromagnetic devices and non-electromagnetic-type relays. Systems or devices which discharge, or prevent the accumulation of electrical charge on or in an object or material; circuits for charging objects or materials. Systems for generating or conducting an electric charge. Systems which process electrical speed signals. Circuits for reversing the polarity of an electric circuit. Systems which cause the ignition of a fuel or an explosive charge. Systems and processes for demagnetizing a magnetic field. Transformers and inductors with integral switch, capacitor or lock. Electrostatic capacitors, per se. Housings and mounting assemblies with plural diverse electrical components. Electrolytic systems and devices.

Subclass 164: Including heater
Subclass 277: Variable
Subclass 278: With significant electrode or terminal feature
Subclass 280: Responsive to external condition
Subclass 281: Electrical
Subclass 282: Thermal
Subclass 287: Mechanically variable
Subclass 290: By varying distance between electrodes
Subclass 296: Sliding plates
Subclass 298.2: Details of plate feature

Class 310: Electrical Generator Or Motor Structure

This is the residual class for all subject matter, not elsewhere classified, relating to electrical generator or motor structure.

Subclass 306: Thermal or pyromagnetic
Subclass 307: With heat actuated bimetal element
Subclass 309: Electrostatic
Subclass 328: With mechanical energy coupling means
Subclass 164: Toroidal coil
Subclass 40MM: Miniature motors

Class 251: Valves And Valve Actuation

Means for regulating flow of a fluid through a passage, either by closing the passage or restricting it by a definite predetermined motion of the closing-element, that are of general application not otherwise provided for.


Class 205: Electrolysis: Processes, Compositions Used Therein, And Methods Of Preparing The Compositions

Processes (1) involving the use of electrolysis (2) of preparing or purifying compounds or elements involving chemical reaction brought about by electrical or wave energy in a magnetic field; (3) of treating materials involving chemical reaction brought about by wave energy; (4) of preparing or purifying compounds or elements involving chemical reaction brought about by an electrostatic field or electrical discharge; (5) involving the use of electrophoresis or electro-osmosis; (6) of treating a liquid (a) to separate or purify the liquid using electric and magnetic fields simultaneously, (b) to separate or purify the liquid using an electric field, or (c) using a magnetic field to obtain some effect other than mere separation or purification of the liquid; (7) involving coating, forming, or etching by the use of sputtering; and (8) involving coating by the use of vacuum arc discharge. Electrolyte compositions specialized for use in electrolytic processes or methods of preparing the compositions.

Subclass 118: Coating selected area
Subclass 122: Specified product produced
Subclass 131: Internal coating (e.g., coating inside of cylinder, etc.)
Subclass 149: Coating predominantly single metal or alloy substrate of specified shape
Subclass 238: Depositing predominantly alloy coating
Subclass 247: Gold is predominant constituent
Subclass 257: Platinum group metal-containing alloy (i.e., contains Pt, Pd, Rh, Ru, Ir, or Os)
Subclass 263: Silver
Subclass 264: Platinum group metal
Subclass 265: Palladium
Subclass 266: Gold
Subclass 82: Controlling coating process in response to measured or detected parameter
Subclass 84: Parameter is thickness, weight, or composition of coating

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 174: With variable response
Subclass 175: Resonant, discrete frequency selective type
Subclass 177: Transformer coupled
Subclass 185: Having significant physical structure

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 280: Magneto-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 298: Light wave directional modulation (e.g., deflection or scanning is representative of the modulating signal)
Subclass 871: With support
Subclass 872: Mirror movable relative to support
Subclass 881: With mirror supporting column or sliding adjustment
Subclass 883: Laminated or layered mirror support

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 31: Optical waveguide structure
Subclass 456: Having enclosed cavity
Subclass 50: Physical stress responsive
Subclass 52: Having cantilever element
Subclass 54: Thermally responsive
Subclass 57: Responsive to electromagnetic radiation
Subclass 65: Having additional optical element (e.g., optical fiber, etc.)
Subclass 69: Including integrally formed optical element (e.g., reflective layer, luminescent layer, etc.)
Subclass 704: Having liquid and vapor etching steps

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 415: Physical deformation
Subclass 416: Acoustic wave
Subclass 417: Strain sensors
Subclass 431: Light
Subclass 432: With optical element
Subclass 704: Cap or lid
Subclass 729: Portion of housing of specific materials
Subclass 730: Outside periphery of package having specified shape or configuration
Subclass 788: With specified encapsulant
Subclass 793: Including epoxide

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 136: External retainer/clamp
Subclass 137: Fiber holder (i.e., for single fiber or holding multiple single fibers together)
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 52: With alignment device

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 632: Producing hollow article (e.g., tube, etc.)
Subclass 643: Shaping followed by article coating or impregnating
Subclass 131: Coating with particulate material

Class 73: Measuring And Testing

Processes and apparatus for making a measurement of any kind or for making a test of any kind, and takes all such subject matter not provided for in other classes. The term "test" includes inspection, processes and apparatus for determining qualities by inspection being included where not provided for in other classes. This class is the generic class for sampling and takes all sampling apparatus and processes not otherwise provided.

Subclass 514.21: Pendulum or beam

Class 29: Metal Working

Metal working or shaping - it comprises processes, tools, machines, and apparatus not classifiable in the specific classes relating to the manufacture of articles from metal. It has been made the generic class for the following regardless of the composition of the blank, stock material, or article recited or worked upon: (a) process of electric condenser making; (b) a burnishing process; (c) a process of manufacture; (d) apparatus used to assemble or disassemble.

Subclass 17.3: Clad or other composite foil or thin metal making
Subclass 592.1: Electrical device making
Subclass 622: Switch making
Subclass 831: Assembling formed circuit to base
Subclass 840: By metal fusion
Subclass 884: Forming array of contacts or terminals

Class 318: Electricity: Motive Power Systems

This is the generic class for system of electrical supply and/or of control for one or more electric motors where the electric motor is claimed in combination with such systems of supply and/or control and the electric motor as claimed constitutes the ultimate and sole electrical load device supplied by the system or constitutes the ultimate and sole electrical device being controlled.

Subclass 117: Thermoelectric motor

Class 60: Power Plants

The residual class concerned with the driving of a load by the conversion of heat, pressure, radiant, or gravitational energy into mechanical motion. It includes a motor in combination with its energy supply or its exhaust treatment. It also includes the motors, per se, combinations of motors, and elements specialized for use in such energy conversion that are not specifically provided for elsewhere.

Subclass 527: Mass is a solid
Subclass 528: Mass heated because of resistance to flow of electric current

Class 337: Electricity: Electrothermally Or Thermally Actuated Switches

Electric current switching devices of general application for closing or opening electrical circuits were devices depend upon the heating effect of a current or of the ambient temperature of the surrounding medium for their operation.

Subclass 3: Bimetallic device with other
Subclass 333: With bimetallic element

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 521: Encapsulated (potted, molded, plastic filled)

Class 604: Surgery

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 17: Forming or treating of groove or through hole
Subclass 18: Filling or coating of groove or through hole with a conductor to form an electrical interconnection
Subclass 66: Using ion beam, ultraviolet, or visible light
Subclass 75: Substrate contains elemental metal, alloy thereof, or metal compound

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 142: Specific type of fiber or waveguide
Subclass 143: Multimode
Subclass 45: Optical switching

Class 427: Coating Processes

This is the generic class for: A. applying or obtaining a coating on a surface. The coating may be hard or soft, permanent or transitory, supplied solely by extraneous materials or supplied wholly or in part by the base material. B. impregnating a base by causing a coating material to extend or penetrate into the base material, or into the interstices of a porous, cellular or foraminous material. C. taking preparatory treatments of the base material, subsequent treatments of the coated base material and other ancillary noncoating operations claimed, per se, processes limited to etching for making a base more compatible with, or adherent to, the coating wherein the base is the substrate (work) onto which a coating is applied are included.