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Patent Summary

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

Class 362: Illumination

Means and processes for casting visible radiant energy in at least one direction to render objects in that direction visible.

Subclass 223: With or including transparent or translucent member
Subclass 225: Plural sources or supports therefor
Subclass 235: With modifier
Subclass 247: Reflector type modifier
Subclass 268: Plural serial lens elements or components
Subclass 297: With or including plural, distinct reflecting surfaces
Subclass 300: With or including translucent or transparent modifier
Subclass 305: With or including means modifying axial rays
Subclass 326: Refractor
Subclass 327: With reflector
Subclass 330: Panel type
Subclass 331: Plural serial refractors
Subclass 332: Separate sections
Subclass 335: Curved lens type
Subclass 336: Including diverse refracting elements on one surface
Subclass 337: Prismatic type
Subclass 338: Plural elements on a curved surface
Subclass 339: Prismatic type
Subclass 341: Reflector
Subclass 346: Plural separate reflectors or separate sections
Subclass 347: Curved surface
Subclass 355: Diffusing type
Subclass 607: Combination of two or more modifiers
Subclass 613: Plural
Subclass 615: Light guide
Subclass 617: Emission face
Subclass 619: Type of surface
Subclass 624: Film or coating
Subclass 625: Type of surface
Subclass 631: Circuit board

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 98: With reflector, opaque mask, or optical element (e.g., lens, optical fiber, index of refraction matching layer, luminescent material layer, filter) integral with device or device enclosure or package
Subclass 99: With housing or contact structure
Subclass 432: With optical element
Subclass 696: Bent (e.g., J-shaped) lead
Subclass 762: At least one layer containing silver or copper
Subclass E33.056: Packaging (EPO)
Subclass E33.057: Adapted for surface mounting (EPO)
Subclass E33.059: Encapsulation (EPO)
Subclass E33.066: Electrical contact or lead (e.g., lead frame) (EPO)
Subclass E33.067: Means for light extraction or guiding (EPO)
Subclass E33.068: Integrated with device (e.g., back surface reflector, lens) (EPO)
Subclass E33.071: Not integrated with device (EPO)
Subclass E25.019: Incoherent light-emitting semiconductor devices having potential or surface barrier (EPO)
Subclass E23.047: Characterized by bent parts (EPO)
Subclass E23.048: Bent parts being outer leads (EPO)
Subclass E21.077: Heat treating (EPO)

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 118: Including adhesive bonding step
Subclass 26: Packaging (e.g., with mounting, encapsulating, etc.) or treatment of packaged semiconductor
Subclass 28: Plural emissive devices
Subclass 29: Including integrally formed optical element (e.g., reflective layer, luminescent material, contoured surface, etc.)
Subclass 31: Optical waveguide structure
Subclass 627: At least one layer forms a diffusion barrier
Subclass 644: Having adhesion promoting layer
Subclass 650: Having noble group metal (i.e., silver (Ag), gold (Au), platinum (Pt), palladium (Pd), rhodium (Rh), ruthenium (Ru), iridium (Ir), osmium (Os), or alloy thereof)
Subclass 660: Including heat treatment of conductive layer

Class 156: Adhesive Bonding And Miscellaneous Chemical Manufacture

This is the generic class for: Manufacturing processes and apparatus; manufacture of articles of commerce in which one of the manufacturing steps includes a chemical reaction; manufacture of panels from settable inorganic compositions; manufacture of electrical conductors of indefinite length.

Subclass 322: Heating lamina prior to assembly or adhesive applying
Subclass 378: With testing, measuring, and/or indicating means
Subclass 498: With work cooling means
Subclass 64: With measuring, testing, or inspecting

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 619: By surface composed of lenticular elements
Subclass 708: Including a nonspherical surface
Subclass 711: Toroidal
Subclass 719: Objective for laser (e.g., optical disc, etc.)
Subclass 741: With multipart element
Subclass 742: Echelon (e.g., Fresnel lens, etc.)
Subclass 743: Having curvilinear lens

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 65: Edge lit type light guide behind liquid crystal

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 130: Thin film optical waveguide

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 27: Polarization