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Patent Summary

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

Class 369: Dynamic Information Storage Or Retrieval

Apparatus for the storage or retrieval of arbitrarily variable information which is retained in a storage medium by variation of a physical characteristic. The information is stored or retrieved by causing or sensing a variation of a physical characteristic of the storage medium by a transducer having relative motion along a continuous path.

Subclass 13.32: Light beam transducer assembly
Subclass 30.03: Of optical storage medium
Subclass 30.24: Abnormal condition or changing mode of system
Subclass 44.23: Structure for shaping beam or causing astigmatic condition
Subclass 44.26: Servo system operation related to disc structure information format
Subclass 53.24: Having unrecorded location indicating
Subclass 53.45: Initialization or start-up mode or changing system mode
Subclass 110.02: Separation into plural polarization component beams
Subclass 112.16: Polarized or polarizing
Subclass 195: Both sides of disc used
Subclass 275.1: Optical track structure (e.g., phase or diffracting structure, etc.)
Subclass 275.3: Track data format/layout

Class G9B/11.016:

Class G9B/11.03:

Class G9B/11.041:

Class G9B/7.111:

Class 360: Dynamic Magnetic Information Storage Or Retrieval

This class is an integral part of Class 369, Dynamic Information Storage or Retrieval, and is the specific class for apparatus and corresponding processes for the storage and retrieval of information based on relative movement between a magnetic record carrier and a transducer. It includes apparatus and corresponding processes for making copies or editing of records falling within the above definition. A magnetic record carrier within the meaning of this class is an element which consists of a magnetizable material or is comprised of a coating or impregnation of magnetizable material which is intended for the storage of more than a single bit of information.

Subclass 77.04: By memory storage of repeatable error or correction
Subclass 77.08: Distinct servo sector
Subclass 245.6: Plural axis components

Class G9B/5.024:

Class G9B/5.189:

Class G9B/5.221:

Class G9B/5.223:

Class G9B/5.227:

Class G9B/5.228:

Class G9B/5.151:

Class 714: Error Detection/Correction And Fault Detection/Recovery

This class provides for process or apparatus for detecting and correcting errors in electrical pulse or pulse coded data; it also provides for process or apparatus for detecting and recovering from faults in electrical computers and digital data processing systems, as well as logic level based systems.

Subclass 755: Double encoding codes (e.g., product, concatenated)
Subclass 784: Reed-Solomon code

Class G9B/20.053:

Class 365: Static Information Storage And Retrieval

Apparatus or corresponding processes for the static storage and retrieval of information. For classification herein, the storage system must be (1) static, (2) a singular storage element or plural elements of the same type, (3) addressable.

Subclass 64: Optical
Subclass 234: Optical

Class 235: Registers

Machines employed for ascertaining the number of movements of various devices or machines; also, indicating devices where the purpose is to disclose the numerical extent or quantity of movement of a machine and where the device is separate and independent of the machine whose movements are to be noted; also organized machines, such as, cash-registers, fare-registers, voting machines and calculators having registering or counting devices as essential or important elements and having in addition certain other features necessary to make up the complete machines for the purposes desired.

Subclass 454: Optical
Subclass 476: Control circuits
Subclass 479: Carriage

Class G9B/7.004:

Class G9B/7.098:

Class G9B/7.12:

Class G9B/7.134:

Class 341: Coded Data Generation Or Conversion

1) originating or emitting a coded set of discrete signals or 2) translating one code into another code wherein the information signal content remains the same but the formats may differ. For classification herein, at least one of the codes must be a set of pulses or digits and electrical in nature.

Subclass 106: Coding by table look-up techniques
Subclass 59: To or from run length limited codes

Class G9B/20.009:

Class G9B/20.046:

Class G9B/27.027:

Class G9B/7.029:

Class G9B/7.094:

Class G9B/27.025:

Class G9B/7.195:

Class G9B/7.196:

Class 347: Incremental Printing Of Symbolic Information

Processes and apparatus for conveying information by selectively creating on a medium a visibly distinguishable symbol or mark composed of a plurality of portions; created portion by portion as, for example, by pixels or dots. The symbol or mark may be an alphanumeric character or an image.

Subclass 225: Scan of light
Subclass 240: Tone marking
Subclass 242: Having mounting or supporting means
Subclass 251: Tone marking

Class 386: Television Signal Processing For Dynamic Recording Or Reproducing

Apparatus and corresponding processes for processing a sequence of images, in which the light variation composing the images may change with time for dynamic recording or reproducing of the sequence of images. The processing involves the following steps: (a) Receiving a sequence of images from a local (e.g., camera, etc.) or remote source (e.g. broadcasting station, satellite, cable, etc.); (b) Converting the received sequence of images into a form suitable for dynamic storage, which form may or may not be reproduced later; or (c) Converting retrieved information from a dynamic storage medium into a sequence of images.

Subclass E5.064: On discs or drums (EPO)

Class G9B/23.093:

Class G9B/27.05:

Class G9B/27.052:

Class G9B/7.005:

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.

Subclass 152: Coating opposite sides or forming plural or nonuniform coats
Subclass 596: Laser or electron beam (e.g., heat source, etc.)

Class 503: Record Receiver Having Plural Interactive Leaves Or A Colorless Color Former, Method Of Use, Or Developer Therefor

Material which is used to form a visible record by a reactive or interactive, usually chemical or physico-chemical, phenomenon or a method of using such a material to form a record. The formation phenomenon is one of the following: (1) The chemical decomposition of a colorless substance to form a substance having color; (2) the chemical combination of two or more colorless chemical moieties to produce a substance having color; (3) The further chemical change of (1) or (2) above, to form a color different from an original color; and (4) The chemical or physico-chemical complementarity between the bottom surface of one sheet of a record receiver and the top surface of an adjacent sheet with which the first sheet id associated. Generally, the phenomenon in cases (1) through (4) is thought about by the application to the record receiver of heat and/or pressure in the areas to be "marked".

Subclass 201: Method of use, kit, or combined with marking instrument or organ
Subclass 206: Component noncoextensive with substrate

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 41.6: Coloring agent
Subclass 42.1: Ornamental, decorative, pattern, or indicia
Subclass 64.4: Optical recording medium or carrier
Subclass 204: Intermediate layer contains particulate material (e.g., pigment, etc.)
Subclass 209: Including metal layer

Class 430: Radiation Imagery Chemistry: Process, Composition, Or Product Thereof

This is the generic class for: (1) Forming the likeness of an object, or an instrumented or discernible phenomenon, in a chemically defined receiver or in a receiver wherein radiation produces a chemical reaction, by use of radiation. (2) Finishing an image by chemical processing regardless how formed. (3) A radiation sensitive receiver, composition, or product disclosed solely for radiation imagery chemistry, and process of making same. (4) A nonradiation sensitive-receiver, composition, or product. (5) An imaged product by a process or employing a receiver, composition, or product.

Subclass 270.11: Optical recording nonstructural layered product having a radiation sensitive composition layer claimed or solely disclosed as optically reorderable and optically machine readable

Class 358: Facsimile And Static Presentation Processing

Communication or reproduction of a static image or sequence of static images in which the local light, or density variations composing the image do not vary with time by a method or apparatus involving at least one of the following steps: (1) scanning a static image to capture an image-containing area by resolving it into an area; (2) communication of an image-representative signal or image-representative data over any supporting communication network; or (3) reproduction of an image-containing area in response to an image-representative signal or image-representative image data by reproducing a corresponding image area which at least one of the two dimensions is elemental, simultaneously or in a sequence. In this class, a facsimile system or method is a system or method for the communication or reproduction of an arbitrarily composed image in which the local light, or density variations composing the image do not vary with time, such as documents maps, charts, photographs, etc., but not motion picture film or video.

Subclass 1.2: Size, resolution, or scale control
Subclass 3.28: Embedding a hidden or unobtrusive code or pattern in a reproduced image (e.g., a watermark)
Subclass 462: Text and image detection and processing
Subclass 486: Scan rate or document movement variation in accordance with data presence

Class G9B/7.025:

Class G9B/7.034:

Class 382: Image Analysis

This is the generic class for apparatus and corresponding methods for the automated analysis of an image or recognition of a pattern. Included herein are systems that transform an image for the purpose of (a) enhancing its visual quality prior to recognition, (b) locating and registering the image relative to a sensor or stored prototype, or reducing the amount of image data by discarding irrelevant data, and (c) measuring significant characteristics of the image.

Subclass 108: Surface texture or roughness measuring
Subclass 321: Optical (e.g., OCR)

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 244: Opto-optical device

Class 720: Dynamic Optical Information Storage Or Retrieval

This is the specific class for apparatus and corresponding processes for the storage and retrieval of variable optical or magneto-optical information based on relative movement between an optical storage carrier or medium and a transducer along a continuous path. It includes apparatus and corresponding processes for making copies or editing of optical records falling within the above definition, and also includes the record carrier or medium, per se, having particular information storage structure.

Subclass 663: Linear transducer assembly movement