Patent Portfolio for Sale:

Professional & Consumer Scanner and Printer Equipment    

Including image sensing and processing.


These inventions describe:
-- Networking
-- Function controls
-- Setup & test
-- Image sensing & processing
-- Document processing
-- Software, firmware, fonts & drivers
-- etc.

The seller would like to be granted a license back.

Patent Summary

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

Class 436: Chemistry: Analytical And Immunological Testing

This is the generic class for: chemical test standards, analytical compositions, and processes which involve a chemical reaction for determining qualitatively or quantitatively the presence of a chemical element, compound or complex in a composition or a chemical compound, or an element or radical in a compound; processes for analysis which involve an in vitro antigen-antibody, immunological or protein binding interaction other than those involving a living antigen, or enzyme label; and processes of analysis or study of the chemical properties of a sample; the physiological effect of a sample; or chemical determination of a physical property of a sample. Compositions and their mere methods of use of thermoparticulating compositions. Combinations of tests or measurements with methods of regulating a chemical reaction not otherwise provided for in a chemical synthesis class or otherwise.

Subclass 180: Volumetric liquid transfer

Class 422: Chemical Apparatus And Process Disinfecting, Deodorizing, Preserving, Or Sterilizing

This is a generic class for (1) processes of disinfecting, deodorizing, preserving or sterilizing and (2) apparatus for (a) carrying out chemical reactions, (b) preparing or treating chemical compounds or compositions even though only a physical reaction is discernible, (c) performing an analysis which involves either a chemical reaction or a physical reaction not elsewhere provided, for and (d) carrying out the above processes not elsewhere provided for.

Subclass 100: Pipette or other volumetric fluid transfer means
Subclass 101: Including means for separating a constituent; e.g., filter, condenser, extractor, etc.

Class 435: Chemistry: Molecular Biology And Microbiology

This class provides for the following subject matter when not provided for elsewhere: A process of using a microorganism or enzyme to synthesize a chemical product. A process of treating a material with a microorganism or enzyme to separate, liberate, or purify a preexisting substance. An in vitro process of measuring and testing in which: (1) A microorganism or enzyme is used to determine the presence or identity of a compound or composition in a sample; (2) A microorganism is identified by propagation; (3) An enzyme is identified by its catalytic activity; (4) The presence of microorganisms is detected; (5) A live microorganism is used in an antigen antibody test as an antigen; (6) Fixed or stabilized nonliving microorganisms, cells, or tissues are involved. A process of propagating a microorganism. A process in which the genetic structure of a microorganism or extrachromosomal genetic structure is altered. A process of organ or tissue maintenance. A process of mashing or malting. Microorganisms, per se, or the subcellular parts thereof. Enzymes, immobilized enzymes or enzyme containing compositions not otherwise provided for and the processes for purifying enzymes or forming immobilized enzymes. Compositions claimed or solely disclosed as for the propagation of microorganisms or for measuring and testing processes. Using microorganisms to destroy hazardous or toxic waste.

Subclass 40.51: Involving a monolayer, smear or suspension of microorganisms or cells
Subclass 309.1: Inoculator, streaker, or sampler

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 863.01: Automatic control
Subclass 863.32: Pipette
Subclass 864.11: With suction applying and liquid discharge means

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 1.11: Character or font
Subclass 1.13: Emulation or plural modes
Subclass 1.14: Data corruption, power interruption, or print prevention
Subclass 1.15: Communication
Subclass 1.18: Detail of image placement or content
Subclass 296: Recording apparatus
Subclass 414: With particular clutch mechanism
Subclass 461: Shade correction
Subclass 473: Hand-held reader
Subclass 474: Scanning
Subclass 483: Charge coupled device
Subclass 496: Document moves during scanning
Subclass 498: Document feed

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 104: Physical handling
Subclass 108: Housing
Subclass 240: Tone marking
Subclass 251: Tone marking
Subclass 254: By varying dotting density
Subclass 3: Reproduction (e.g., facsimile, copier, etc.)
Subclass 37: With means to scan fluid ejector relative to the receiving medium
Subclass 56: With thermal force ejection

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 121: Transition between geometric shapes
Subclass 127: Concentric

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 208.1: Plural photosensitive image detecting element arrays
Subclass 227.11: Light conductor
Subclass 234: Means for moving optical system
Subclass 237R: Hoods, grating, baffles, diaphragms, masks

Class 399: Electrophotography

Electrophotographically reproducing an original by the action of light directly from the original to a photoconductive member whose electrical conductivity, electrical charge, magnetic condition, or electrical emissivity of a photoconductive medium is selectively altered by the action of light to produce an electrostatic latent image which persists after imaging based upon differences in such electrical property. The latent image is made visible by development; and the developed image may be made permanent by transfer and fixing, or fixing.

Subclass 380: Having cover
Subclass 39: Color balance
Subclass 49: Having detection of toner (e.g., patch)
Subclass 72: Forming test image
Subclass 79: Accounting

Class 400: Typewriting Machines

This is the generic class for an apparatus wherein a user of the apparatus causes an intelligible character* to be imprinted on a record-medium* by a type-member* that is impressed on the record-medium, said type-member being selected from a plurality of different type-members, and the selected type-members being impressed serially to form a sequence of characters that record intelligible information.

Subclass 48: Work support (e.g, sheet or card holddown or guide, sheet-size platen, etc.)
Subclass 62: Including means for responding to input program or incoming signals and providing output program or signals representing typing operations (e.g., output typewriter)

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 48: Error detection or notification

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 436: Readout control

Class 702: Data Processing:Measuring, Calibrating, Or Testing

This class provides for apparatus and corresponding methods wherein the data processing system or calculating computer is designed for or utilized in an environment relating to a specific or generic measurement system, a calibration or correction system, or a testing system.

Subclass 184: Maintenance

Class 353: Optics: Image Projectors

Projectors for particular types of objects to be projected; such as maps and aerial photographs, targets, transparent plates, information data, microscopic objects, scales and indicators, and stencils or perforated plates. Various other species and types of projectors are also included here such as kaleidoscopic, heliostats, stereoscopic and relief, pointers, gun type, moving images on screens, episcopes and cabinets including screens. Various plural and composite types of projectors are included such as projectors involving plural projected images including multicolor, projectors for images combined with real objects, projectors with manual delineation, and plural projection with a single light source. Projectors selective at the operators choice are also included as where the selection is between a slide and a film strip, between a cabinet and a distant screen, and between opaque and transparency projection.

Subclass 101: Lens position adjustable
Subclass 94: PLURAL
Subclass 99: Plural

Class 345: Computer Graphics Processing And Selective Visual Display Systems

Processes and apparatus for selective electrical control of two or more light-generating or light-controlling display elements* in accordance with a received or stored image data signal. The image data includes character, graphical information or display attribute data. The image data may include, for example, information data from a peripheral input device, from the reception of a television signal, from the recognition of image data, or from the generation or creation of image data by a computer.

Subclass 88: Color

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 742: Color sequential
Subclass 743: With moving color filters
Subclass E9.027: Using light modulating optical valves (EPO)
Subclass E5.139: Involving the use of a spatial light modulator, e.g., a light valve, controlled by a video signal (EPO)

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.


Class 362: Illumination

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

Subclass 282: Angularly adjustable or respositionable

Class 706: Data Processing:Artificial Intelligence

This is a generic class for artificial intelligence type computers and digital data processing systems and corresponding data processing methods and products for emulation of intelligence (i.e., knowledge based systems, reasoning systems, and knowledge acquisition systems); and including systems for reasoning with uncertainty (e.g., fuzzy logic systems), adaptive systems, machine learning systems, and artificial neural networks.


Class 719: Electrical Computers And Digital Processing Systems: Interprogram Communication Or Interprocess Communication (Ipc)

This class provides for an electrical computer or digital data processing system or corresponding data processing method including apparatus or steps for exchanging data or messages between two executing programs or processes, independent of the hardware used in the communication.

Subclass 317: Agent

Class 709: Electrical Computers And Digital Processing Systems: Multicomputer Data Transferring

This class provides for an electrical computer or digital data processing system or corresponding data processing method including apparatus or steps for transferring data or instruction information between a plurality of computers wherein the computers employ the data or instructions before or after transferring and the employing affects said transfer of data or instruction information. The class includes - process or apparatus for transferring data among a plurality of spatially distributed (i.e., situated, at plural locations) computers or digital data processing systems via one or more communications media (e.g., computer networks).