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Patent # Description
US-4,990,185 Lithographic ink compositions
Glazing on printing press rollers is reduced by use of a lithographic printing ink containing a crown ether such as the cyclic polymeric hexamer of ethylene...
US-D314,438 Extruded frame member for constructing greenhouses and the like
US-D314,052 Convenience store
US-D313,947 Combined engine analyzer and cart
US-D313,852 Automotive service station pump island
US-D313,764 Diagnostic analyzer
US-D313,500 Display drawer for tape cassettes or the like
US-D313,354 Digital display timepiece
US-4,980,800 Electronic unit retention system
An electronic unit retention system is shown. With the present invention, electronic modules are kept retained within a system housing so long as power supplied...
US-4,980,079 Agent for preventing vinyl chloride polymer build-up
An agent for preventing vinyl chloride polymer build-up, which contains as the effective ingredient a reaction product of ammonium salt or a metal salt of...
US-D312,858 Putter head
US-4,972,698 Feed stock cutting and forming machine
A vertically mounted working table has a centrally located forming station for making small parts from a feed stock. The forming station is located in a slide...
US-4,971,899 Direct positive films
Direct positive photographic films are disclosed having novel density enhancers of the formula ##STR1## wherein A is oxygen or sulfur, and B is selected...
US-4,971,626 Semi-polar hyperdispersants for pigment bases
Quaternized oligourethanes, useful as dispersing agents in preparing high-solids pigment concentrates for use in manufacturing inks, especially inks intended for...
US-4,971,372 Flexible plastic latch
A plastic latch for latching a first surface to a second, substantially coplanar, surface is disclosed having a flexible plastic band with a planar attachment...
US-4,971,371 Deflectable band latch
A door latch formed of transparent elastic plastic is disclosed. The latch has an elastic plastic band with a base segment adapted for mounting on a door and a...
US-4,970,348 Chromium halogenated coordination complexes for the oxidation of butane to methylethylketone
Butane is selectively oxidized to methylethylketone with a chromium-halogenated ligand coordination complex catalyst.
US-4,969,122 Apparatus for page tagging in a computer system
A caching system which includes a main memory divided into a predetermined number of pages having a predetermined number of columns and lines of storage...
US-D311,835 Paper roll dispenser
US-4,964,916 Anti-static varnish compositions
A copolymer reaction product of a salt of a quaternary acrylate and a polyalkylene glycol acrylate. The copolymer is useful as an anti-static agent in...
US-4,959,236 Process for removing pellicle from nut meats
The present invention provides a novel process for removing the pellicle from nut kernels and a blanching composition for use in the treatment of nuts. More...
US-4,958,957 System for underground storage and delivery of liquid product, and recovery of leakage
A system for the storage and dispensing of liquid product from an underground installation comprises a storage tank which bears on its top a containment chamber...
US-4,958,857 Welding seal assembly
A welding seal assembly for use in joining and sealing two telescoped tubular elements in a lap joint, specifically a tubular pipe in a pipe socket formed in a...
US-D310,789 Engine analyzer
US-4,958,378 Method and apparatus for detecting changes in raster data
A method and apparatus which provides for the real time comparison of raster data. The raster data is stored in memory such that raster data corresponding to a...
US-4,958,146 Multiplexor implementation for raster operations including foreground and background colors
A mulitplexor implementation of circuitry for performing Boolean raster operation in a workstation whose functions include the display of graphics images using...
US-4,956,802 Method and apparatus for a parallel carry generation adder
The parallel carry generator calculates the carry for a m bit number within log.sub.2 n+1 gate delays where n is smallest binary ordered number greater than or...
US-4,956,801 Matrix arithmetic circuit for processing matrix transformation operations
A matrix arithmetic circuit for processing matrix transformation operations includes a random access memory (RAM) for storing a plurality of numbers in Modulo...
US-4,956,519 Catalyst for hydrocarbon conversion and conversion process utilizing the same
A sulfated calcined solid catalyst is provided which comprises (1) oxide or hydroxide of Group III or Group IV, e.g. zirconium, metal, (2) oxide or hydroxide of...
US-4,955,685 Active fiber for optical signal transmission
An improved optical fiber is disclosed having particular application for use in a fiber optic communication system. The optical fiber includes an optically...
US-4,955,359 Furnace with counterflow heat exchange means
A forced-air furnace for burning gas or fuel oil or waste oil utilizes relatively few components and effectively heats air for space-heating purposes. The...
US-D310,494 Computer analyzer
US-4,954,203 Labelling system
An improved labelling system for automatically applying labels one at a time in sequence to a series of items, such as post cards, etc., is disclosed. Post cards...
US-4,951,248 Self configuring memory system
A self configuring memory for a computer system. Memory is distributed between a central processor unit (CPU) memory and expansion memory boards that are...
US-4,950,695 Reduction of firmness in flexible polyurethane foam by addition of monofunctional alcohols, polyesters, and...
Improved, flexible, open-celled polyurethane foams of reduced firmness, but with densities comparable to those of standard foams, are described. The foams are...
US-4,949,664 Warning tape for underground lines
An elongated tape for marking underground lines having a cross-woven scrim formed by a first plurality of elongated plastic fibers disposed parallel to the axis...
US-D310,023 Bag
US-4,946,694 Liquid coating for fruits
An improved coating for sticky fruits and a process for preparing such coated fruits are disclosed. More particularly, the coating of the invention comprises a...
US-4,946,509 Diarylide pigment compositions
Diarylide pigments modified with alkylene oxide polymers. The modified pigments are useful in both water-based and solvent-based coating and ink compositions.
US-4,946,508 Disazo pyrazolone pigment compositions
Disazo pyrazolone pigments are provided which have improved properties achieved by incorporating certain azomethine compounds. The pigment is prepared by...
US-D309,727 Computer housing for peripheral units
US-4,945,497 Method and apparatus for translating rectilinear information into scan line information for display by a...
A circuit which computes the scan position of any pixel on the display as the sum of the number of scan lines multiplied by the number of pixels per scan line...
US-D309,647 Animal toy figure
US-D309,579 Thermometer
US-4,939,471 Impulse detection circuit
An impulse detection circuit for use in triggering circuits such as those used for detecting drum beats within background noise and then triggering music...
US-4,938,540 Resin-augmentation of pin-assembly for extruded, anodized wheel rims
Improved pin-assembly connecting joint for interconnecting the ends of aluminum alloy wheel rim extrusions, characterized by pin members force fit into...
US-D308,914 Display drawer for compact discs or the like
US-4,937,734 High speed bus with virtual memory data transfer and rerun cycle capability
A high speed data transfer bus with virtual memory capability. The bus has particular applications in computer systems which employ peripheral devices. The bus...
US-4,936,758 Diaphragm pump
A fluid pump is disclosed herein having a frame defining an internal pumping chamber in combination with a flexible diaphragm. A top ring retains the diaphragm...
US-4,936,598 Golf cart
An improved golf cart mainly comprises a pair of grips, a grip-supporting-rod, a fixing seat for the grip supporting rod, an upper-fixing-member for a golf bag,...
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