baber/WOPTO huggingface dataset:
Patent CA-2084980-A1 (CA)
Inventor: HIRABAYASHI HIROMITSU
IPC: G06K15/10
Filed: 1992-12-09
Abstract: A recording section of each of recording heads of different recording colors is divided into a plurality of sub-sections, and the recording heads are moved back and forth relative to a recording medium to conduct a main scan in each run, and thinned images are sequentially recorded on the same area of the recording medium by using different recording sections of the recording heads in a plurality of main scans. The numbers of dots recorded in the main scans are equal without regard to the image data to prevent ununiformity of density due to reach accuracy and amount of discharge and regular ununiformity of color due to a sequence of ink injection.
Patent CA-2086834-A1 (CA)
Title: Filter medium for biofilters or bioscrubbers and process for its production
Inventor: WAWERKA ERNST
IPC: B01D53/85
Filed: 1992-05-05
Abstract: A B S T R A C T       Filter Medium for Biofilters or Bioscrubbers and Process for Its Production A filter medium usable in biofilters or bioscrubbers (trickling filter facilities) consists of, for example, 70% by weight of compost and of, for example, 30% by weight of a mineral additive, such as bentonite.  The filter medium is present in pelletized form.  The pellets are stabilized by the mineral additive.                             .1.
Patent CA-2088116-A1 (CA)
Title: Method of preparing branched cyclodextrin
Inventor: KITAHATA SUMIO
IPC: C12P19/18
Filed: 1993-01-26
Abstract: Disclosed is a method of producing a branched cyclodextrin where a liquid containing a cyclodextrin and a branched oligosaccharide is treated with a debranching enzyme. By the method, a branched cyclodextrin having a maltosyl or maltotriosyl group as bonded to the glucose of a CD molecule via an .alpha. -1,6 bond is obtained efficiently.
Patent CA-2088142-A1 (CA)
Title: Cleaning waste water contaminated with oil and grease
Inventor: WAMSER NORBERT
IPC: B01D17/02
Filed: 1991-07-24
Abstract: ABSTRACT            Fine-particle talc with a grain size of so to 3 µm is particularly well suited as an adsorption agent for purifying waste water that is contaminated with oils and greases, in particular such waste water from leather factories, meat packing plants, refineries, large lacquering plants, and the like.
Patent CA-2088553-A1 (CA)
Title: Polymer precursor for silicon carbide/aluminum nitride ceramics
Inventor: JENSEN JAMES A
IPC: C01B31/36
Filed: 1993-02-01
Abstract: b:jensen3.ff PATENT                                 Jensen Case 3 POLYMER PRECURSOR FOR SILICON CARBIDE/       ALUMINUM NITRIDE CERAMICS     Abstract of the Disclosure A block copolymer is prepared by reacting an aluminum-nitrogen polymer and a silazane polymer at a temperature not greater than 400°C.  Block copolymers containing alkenyl or alkynyl groups can be crosslinked by supplying energy to generate free radicals.  An AlN/SiC-containing ceramic is formed by pyrolyzing the crosslinked block copolymer in a nonoxidizing atmosphere.
Patent CA-2091984-A1 (CA)
Title: Salmonella polynucleotide sequence
Inventor: WOODWARD MARTIN J
IPC: C12R1/42
Filed: 1991-10-01
Abstract: DNA comprising a sequence characteristic of certain serotypes of the genus Salmonella is provided and used as polymerase chain reaction and hybridization targets for the identification of said serotypes. The DNA, in recombinant form, e.g. as plasmids, is used to transform suitable host cells to make them capable of expressing amino acid sequences characteristic of said serotypes. Test kits are provided comprising probes targeted at the characteristic sequences and amino acid sequences expressed by the transformants may also be used in immunological test kits for the serotypes.
Patent CA-2092312-A1 (CA)
Inventor: BROWNING BRUCE W
IPC: B62M9/16
Filed: 1991-09-24
Abstract: A bicycle transmission comprises a sprocket assembly rotatably coupled to the frame of a bicycle for receiving a chain, a front and rear sprocket selector for causing the sprocket assembly to shift the chain from one sprocket to another, a sliding brack-et for retractably mounting the sprocket selector to the bicycle frame, adjustment brackets for finely adjusting the front and rear sprocket selectors to correspond to the path of the sprocket assembly, and a compensator for engaging and following the chain as it is shifted between sprockets to eliminate any free chain between the compensator and the sprocket and for reentraining the chain in the event of complete derailment. In addition, the bicycle transmission may include a sprocket assembly comprising a stationary sector, a swinging sector hingedly coupled to the stationary sector, and a plurality of load bearing surfaces extending radially outwardly of the stationary sector for taking the load from the swinging sector.
Patent CA-2094023-A1 (CA)
Inventor: HOBSON JOHN C
IPC: A23L5/40
Filed: 1993-04-14
Abstract: Abstract A colouring agent is formed from glucan-containing yeast cell ghosts, which are substantially intact yeast cell walls,  and a colour source.   The colouring agent may be formed from natural substances and may be used to colour foodstuffs, cosmetics and pharmaceuticals. Yeast cell ghosts with less undesirable flavour and colour are produced by extracting yeast debris, having not more than 20% by weight solids content, with acid, treating the extracted debris with alkali,  separating  whole  cells  and  leaving  a  residual material rich in disrupted but otherwise intact cell walls, and bleaching the residual material.
Patent CA-2096528-A1 (CA)
Title: Retroviral protease inhibitors
Inventor: REED KATHRYN L
IPC: C07D413/12
Filed: 1991-11-18
Abstract: Compounds represented by formula (I) or a pharmaceutically acceptable salt, prodrug or ester thereof, wherein A represents radicals represented by formulae (A 1, A2, A3) (values for the variables given herein), are effective as retroviral protease inhibitors, and in particular as inhibitors of H1V protease.
Patent CA-2096757-A1 (CA)
Title: Apparatus for automated mail extraction and remittance processing
Inventor: STEVENS ALBERT F
IPC: B07C3/02
Filed: 1993-05-21
Abstract: Abstract of the Disclosure An apparatus for the automated processing of bulk mail, wherein envelopes are transferred to the apparatus in bulk fashion (from incoming mail trays or the like) for the extraction of documents contained by the envelopes, communicates with a remittance processing device, preferably both automatically and without the need for human intervention.  Subsequent processing of the extracted documents within the remittance processing device then proceeds in usual fashion, completing the acquisition of information which is necessary to ready such documents for deposit into the banking system.  Also disclosed are various presorting functions so that only envelopes containing documents of a specified type will be fully processed, other sorting functions such as the identification of specific types of documents (invoices or checks) for separate processing, and the use of a single extraction device to deliver extracted documents to either one, or a series of remittance processing devices: if desired, in connection with a buffer which can receive and temporarily store documents received from the extraction device, for appropriate delivery to the remittance processing device responsive to demand.
Patent CA-2097174-A1 (CA)
Title: Method and an apparatus for manufacturing closed spacer frames of hollow thin-walled profiles
Inventor: MADSEN JOERGEN S
IPC: E06B3/673
Filed: 1991-11-28
Abstract: A closed spacer frame (19) is manufactured by welding the profile ends for making an endless profile which is bent by a tool (17, 18) for making a desired frame form, the outer end portion (75) of the endless profile overlapping the endless profile (73). The profile ends are then separated by means of a saw (16) situated between two jaws (15) in a combined saw apparatus and welder and which cut the endless profile which is led bent away from the outline of the frame after the one jaw (15) is opened while the other jaw (15) maintains the bended frame. The two end portions of the frame (19) are then placed end-to-end in the jaws (15) and are butt welded (at 21) for making the closed frame (19). During the conveying and bending the acceleration, velocity and deacceleration of the profile are controlled by a computer which calculates the allowable maximum values for frame forms and sizes where no permanent deformation in the formed frame occurs.
Patent CA-2098683-A1 (CA)
Title: Surgical element deployment apparatus
Inventor: GREEN DAVID T
IPC: A61B17/00
Filed: 1993-06-17
Abstract: ABSTRACT OF THE DISCLOSURE           The present invention relates to an apparatus which facilities endoscopic deployment and positioning of surgical elements adjacent to body tissue for subsequent securement thereto. The surgical element is wound within a tubular sleeve and then extruded from the distal end of the tubular sleeve.  A method is also disclosed for deploying and positioning surgical elements using the apparatus of the present invention.
Patent CA-2103238-A1 (CA)
Title: Dispensing valve apparatus
Inventor: BLENKUSH BRIAN J
IPC: B67D3/04
Filed: 1992-05-14
Abstract: A dispensing valve includes a body (26) defining a passage (77) with first and second openings (55, 73). The body has an outer surface (74) with a lock surface (82) and an open surface (94). A  plunger (28) is slidably disposed within the passage for movement between a first position wherein a seal is formed between the plunger and body for preventing fluid flow between the first and second openings, and a second position wherein fluid flow is permitted between the first and second openings. An arm (110) from the plunger includes a projection (122) slidably engageable with outer surface (74). Arm (110) includes biasing structure for biasing the projection against the outer surface (74). Projection (122) is engageable with lock surface (82) when the plunger (28) is in the first position and is engageable with the open surface (94) when the plunger (28) is in the second position.
Patent CA-2105760-A1 (CA)
Inventor: OHTA YASUHIRO
IPC: C04B7/44
Filed: 1993-09-08
Abstract: ABSTRACT OF THE DISCLOSURE     A stacked rubber tire separation-transport apparatus equipped with a low-speed discharge conveyor at the bottom of a rubber tire stack hopper with a discharge end section formed on a downward inclined discharge surface and with high-speed separation rollers in the vicinity of both sides of the discharge end section for contact with at least some of the tires.
Patent CA-2109352-A1 (CA)
Title: 4-heterocyclyl-substituted dihydropyridines
Inventor: JUNGE BODO
IPC: C07D401/04
Filed: 1993-10-27
Abstract: 4-Heterocyclyl-substituted dihydropyridines A b s t r a c t 4-Heterocyclyl-substituted dihydropyridines are prepared by reacting appropriate aldehydes with .beta.-keto esters and aminocrotonic acid esters, or by esterifying 4-hetero-cyclyl-substituted dihydropyridinecarboxylic acids. The 4-heterocyclyl-substituted   dihydropyridines   can   be employed in medicaments, in particular for the treatment of disorders of the central nervous system.
Patent CA-2111662-A1 (CA)
Title: Biphenyl derivatives, their preparation and their use for the treatment of hypertension and cardiac disease
Inventor: YANAGISAWA HIROAKI
IPC: C07D233/88
Filed: 1993-12-16
Abstract: Compounds of formula (I):   (see formula I) [wherein: A represents a group (IIa), (IIb) or (IIc):   (see formula IIa, IIb) (see formula IIc) R1 is alkyl, alkenyl, cycloalkyl or a group of formula R4-Y-R5-, where: R4 is hydrogen, alkyl, or cycloalkyl, R5 is a single bond or alkylene, and Y is oxygen, sulfur or imino group; R2 is hydrogen, halogen, optionally substituted alkyl, optionally substituted alkenyl, optionally substituted cycloalkyl, hydroxy, amino, alkylamino, dialkylamino, formyl, alkylcarbonyl, alkoxy, alkylthio, cyano or nitro; R3 is hydrogen, alkyl, carboxy, protected carboxy, carbamoyl or tetrazol-5-yl; X is of formula -CH=, -N= or -C(COOR6)=, where R6 is hydrogen or a carboxy-protecting group; Z is a single bond, alkylene or vinylene; and B is carboxy, protected carboxy or tetrazol-5-yl]; and pharmaceutically acceptable salts and esters thereof have the ability to inhibit the action of angiotensin II and thus can be used for the treatment and prophylaxis of hypertension and cardiac diseases.
Patent CA-2112321-A1 (CA)
Title: Microwave powered vehicle lamp
Inventor: BELLOWS ALFRED H
IPC: H05B41/24
Filed: 1993-12-23
Abstract: Abstract of the Disclosure A microwave vehicle lamp having reflector housing, lens, light source, applicator card, and brace is disclosed.  The light source and microwave power applicators are supported by a applicator card, which includes electrical couplings.          The card is then adjustablly positioned along one portion in a slot formed in the reflector housing.  An adjustable brace may be attached between the reflector housing and the applicator card to finally adjust the light source position for a preferred optical positioning.  The brace is then soldered in place to rigidly hold the applicator card in place, yielding a microwave powered vehicle headlamp with a properly and securely positioned light source.
Patent CA-2113077-A1 (CA)
Title: High Throw Power Electrodeposition System
Inventor: MORIARITY THOMAS C
IPC: C08G71/04
Filed: 1992-06-24
Abstract: A high throw power electrodeposition a system with improved rupture voltage is disclosed. The electrodepositable coating includes an active hydrogen-containing ionic resin and a gamma hydroxy urethane curing agent, such as a curing agent having structural feature (1). The gamma hydroxy urethane curing agent can be prepared by reacting a polyisocyanate with a 1,3-polyol, and in particular with 2,2,4-trimethylpentane-1,3-diol. The composition can also include a curing agent having an alkyl urethane structural feature which can be the reaction product of a polyisocyanate and a blocking agent which is a fatty alcohol. A method for coating a conductive substrate with the above-described composition is also disclosed. The method includes passing an electric current between the conductive substrate serving as a first anode and a second anode to deposit the composition and the conductive substrate.
Patent CA-2114327-A1 (CA)
Title: Haptens, tracers, immunogens and antibodies for immunoassays for propoxyphene
Inventor: DUBLER ROBERT E
IPC: C07K16/00
Filed: 1992-07-22
Abstract: Disclosed is a substantially optically pure hapten, useful in an immunoassay for dextropropoxyphene and/or nordextrop-ropoxyphene. The hapten corresponds to a specified structural formula (IX).  Also disclosed is an immunogen derived from the hapten as well as an antibody raised in response to an immunogen derived from the hapten. Also disclosed is a fluorescent tracer derived from a substantially optically pure compound corresponding to the hapten, the tracer being useful in an immuoassay for dextropropoxyphene and/or nordextropropoxyphene. Also disclosed is an improved immunoassay for determining dextropro-poxyphene and/or nordextropropoxyphene in a biological sample involving a step of contacting the sample with antibodies raised in response to the immunogen. Also disclosed is a fluorescence polarization immunoassay (FPIA) for determining dex-tropropoxyphene and/or nordextropropoxyphene involving a step of contacting the sample with antibodies raised in response to the immunogen, and/or involving a step of contacting the sample with a fluorescent tracer.
Patent CA-2115311-A1 (CA)
Title: O-ring envelope gasket
Inventor: AMORESE FRANKLYN J
IPC: F16J15/10
Filed: 1994-02-09
Abstract: A gasket for sealing two flange faces against each other comprising at least two compressible layers, a reinforcing metal ring sandwiched between the compressible layers, said compressible layers and metal ring having a combined thickness and an inner and an outer edge, a resilient O-ring located at the inner edge of the combined compressible layers and metal ring, said O-ring having an inner edge and having a diameter greater than said combined thickness, and a fluoropolymer sheet enveloping the O-ring and combined compressible layers and metal ring to form the gasket such that when the gasket is installed the fluoropolymer sheet contacts both flange faces and covers the inner edge of the O-ring. The gasket is particularly suitable for sealing the surfaces of glass coated flanges where the contents of materials within the flanges are under pressure.
Patent CA-2115674-A1 (CA)
Inventor: FULLER CARL W
IPC: C12Q1/68
Filed: 1992-08-14
Abstract: Method for determining the nucleotide base sequence of DNA  present in a lambda virus coat which is not replicable in a bacterial cell independent of any lambda DNA within that coat. The method includes preparing a lambda phage preparation containing the DNA, purifying the nucleic acid from the lambda phage to provide purified nucleic acid, and contacting that purified nucleic acid with a T7-type gene 6 exonuclease to allow the exonuclease to remove at least a portion of one strand of the DNA. The method further includes providing a primer able to hybridize with the other strand of the DNA complementary to the portion of the one strand and contacting the primer with the other strand of DNA in the presence of at least one deoxynucleoside triphosphate (dNTP) and at least one chain terminating agent (e.g., a dideoxynucleoside triphosphate, ddNTP) and a DNA polymerase, to allow the primer to be extended by the polymerase until extension is stopped by incorporation of the chain terminating agent.
Patent CA-2116411-A1 (CA)
Inventor: AOKI JUN
IPC: F16D21/08
Filed: 1994-02-24
Abstract: A connecting system which includes a pilot clutch brought into an engaged state by an actuator, a cam member operated by an engaging force of the pilot clutch, an urging member driven and moved by the cam member, and a main clutch brought into an engaged state by a movement of the urging member.  The cam member includes a first cam ring restrained by the pilot clutch,  a second cam ring provided on the urging member,  and rolling members interposed the first and second cam rings for converting the relative rotation of the cam rings into a thrust.  The system further includes a biasing member for biasing the urging member and the first cam ring in a direction of abutment against each other in order to generate a frictional force between the urging member and the first cam ring.  Thus, it is possible to prevent the engaging force of the main clutch from being influenced by a drag torque produced in the pilot clutch.
Patent CA-2116831-A1 (CA)
Title: Compositions of iodobenzoic acid derivatives in film-forming materials for visualization of the gastrointestinal tract
Inventor: ILLIG CARL R
IPC: A61K49/04
Filed: 1994-03-02
Abstract: ABSTRACT     Disclosed are x-ray contrast compositions for oral or retrograde examination of the gastrointestinal tract comprising a polymeric material capable of forming a coating on the gastrointestinal tract and an x-ray producing agent of the formula   wherein Z= H, halo, C1-C20 alkyl, cycloalkyl, lower alkoxy, cyano, where the Alkyl and cycloalkyl groups can be substituted with halogen or halo-lower-alkyl groups; R= C1-C25 alkyl, cycloalkyl, or halo-lower-alkyl, optionally substituted with halo, fluoro-lower-alkyl, aryl, lower-alkoxy, hydroxy, carboxy, lower-alkoxy carbonyl or lower-alkoxy-carbonyloxy, (CR1R2)p-(CR3=CR4)mQ,or(CR1R2)p-C?C-Q; R1, R2, R3 and R4 are independently lower-alkyl, optionally substituted with halo; x is 1-3 y is 1-4; n is 1-5; m is 1-15; p is 1-10; and Q is H, lower-alkyl, lower-alkenyl, lower-alkynyl, lower-alkylene, aryl, or aryl-lower alkyl.
Patent CA-2116945-A1 (CA)
Inventor: ROULIN MONIQUE
IPC: B65D75/34
Filed: 1994-03-03
Abstract: Abstract Lidding film, without metal foil, for lidding push-through forms of packaging, where the lidding film contains at least one polyolefin-based or polyester-based thermoplastic and the thermoplastic contains 5 to 50 wt% filler material. With the aid of a sealing layer the lidding film can, if desired, be sealed onto the bottom part of a push-through form of packaging or blister pack. The lidding film is inelastic to such a degree that the packaged contents can be pushed through the film.
Patent CA-2117039-A1 (CA)
Title: Plastic knee femoral implants
Inventor: DAVIDSON JAMES A
IPC: A61F2/38
Filed: 1994-03-04
Abstract: ABSTRACT              PLASTIC KNEE FEMORAL IMPLANTS       A knee prosthesis includes plastic femoral and metallic (or ceramic) tibial components. The plastic femoral knee component articulates against a polished metal (e.g. cobalt alloy, titanium alloy, or stainless steel), or preferably ceramic (e.g. alumina, zirconia, nitride, or boride) patella and tibial components in a total knee implant. The polymer femoral material can be of a polymer such as ultra high molecular weight polyethylene, or a polymer blend or a fiber or particle reinforced polymer, or layered polymers.
Patent CA-2119786-A1 (CA)
Title: Cardiac valve
Inventor: DEAC RADU
IPC: A61F2/24
Filed: 1992-05-15
Abstract: A cardiac valve (40) comprises a plurality of flexible membranes (42, 44), each having an edge joined by sutures (58, 60) to an edge of another of the membranes to form an unsupported closed body. The body has an oval end .portion (46, 48) and forms a plurality of flexible flap portions (51, 53) extending Pram the end portions, the flap portions of unequal size being formed by sub-stantially parabolic scallops. The sutures (58, 60) extent from the oval end (46, 48) to the apical ends (54, 56) and provide streng-thening for the valve.
Patent CA-2120074-A1 (CA)
Title: Ice fishing rig
Inventor: SYKES WILLARD D
IPC: A01K97/01
Filed: 1994-03-28
Abstract: ICE FISHING RIG ABSTRACT OF THE DISCLOSURE An ice fishing rig for retarding reformation of ice and the method of using the same, the ice fishing rig having a heat supply jointed to a heat dispensing shaft, an ice fishing line being fed through the heat dispensing shaft, and the heat dispensing shaft being floated adjacent the surface of water in an ice fishing hole.
Patent CA-2120484-A1 (CA)
Title: Gravel packing system
Inventor: TAPP WILLIAM T
IPC: E21B34/14
Filed: 1993-07-29
Abstract: A gravel packing system in which the gravel screen (SCR) and attached (PKR) are anchorable in a well bore. A cross-over tool (XOV) has an indicator device which cooperates with the gravel screen to provide surface indications of the downhole tool positions and the operation of a gravel valve (GRV). A setting tool (SET) can be used with the cross-over tool (XOV) to set the packer (PKR) and is releasable by hydraulic pressure. The setting tool and packer are releasably and co-rotatively coupled permitting right hand rotation while going in the well bore. The cross-over tool has a float valve (500) which permits reverse circulation in low pressure wells. The packer has a release system for permitting retrieval of the packer.
Patent CA-2126532-A1 (CA)
Title: Terminal device for subscriber telephone interconnection
Inventor: BONVALLAT PIERRE
IPC: H04M1/02
Filed: 1994-06-22
Abstract: This invention relates to a terminal interface for interconnection of one or more subscriber telephone lines.      The interconnections are made, in the interface box, by non-wire connections such as a bus composed of parallel and longitudinal blades or a cut-out circuit. The compart-ment for the Distributor receives a module for rapid interconnection of telephone lines, as well, preferably; as a protective module and an R-C module. The connections for the Subscriber comprise, in addition to another rapid interconnection module, a telephone test socket which is associated with electro-mechanical means which electri-cally insulate the Subscriber's line from the incoming line as soon as it is desired to plug into this socket, a conjugate telephone plug.
Patent CA-2126979-A1 (CA)
Title: Antiparasitic oligonucleotides active against drug resistant malaria
Inventor: RAPAPORT ELIEZER
IPC: A61P33/00
Filed: 1992-12-31
Abstract: The invention provides methods and materials for antisense oligonucleotide therapy against active pathogenic infection by drug resistant or drug sensitive pathogens, including Plasmodium falciparum).