baber/WOPTO huggingface dataset:
Patent CA-1293469-C (CA)
Title: Drive-in service establishment
Inventor: ACOSTA RICHARD
IPC: E04H3/04
Filed: 1988-01-19
Granted: 1991-12-24
Abstract: A B S T R A C T             DRIVE-IN SERVICE ESTABLISHMENT         A drive-in establishment designed to facilitate dispensing food or other commodities to customers in automobiles from drive-up stations or windows.  The establishment has two of its sides joined in a curved segment with one dispensing window on the curved segment, and dispensing windows on adjacent sides.  Multiple egress lanes are disposed such that at least one lane is accessible from each dispensing window, even while automobiles are parked at the other windows.  The use of a curved segment, rather than the typical corner arrangement, facilitates using multiple egress lanes to significantly increase traffic flow.
Patent CA-1340660-C (CA)
Inventor: BOUGARET JOEL
IPC: A61K31/48
Filed: 1988-02-17
Granted: 1999-07-20
Abstract: The tablet is of the type containing a homogeneous dispersion of an active principle based on dihydroergotamine (D.H.E.) or one of its derivatives in a hydrophilic matrix, the latter containing at least one swelling component and one diluent component in a ratio of swelling component to diluent component of between 0.2 and 0.6, and preferably equal to approximately 0.4.
Patent CA-1299321-C (CA)
Title: Shorts or skirts with inner slip
Inventor: MUELLER KLAUS
IPC: A41D1/14
Filed: 1988-03-23
Granted: 1992-04-28
Abstract: ABSTRACT          An article of clothing, namely a pair of shorts or a short skirt comprises a first body portion and a second body portion to be worn as an outer member and as an inner member of slip, respectively, and a waistband portion connecting the first and second portions.   The first body portion,  second body portion and waistband portion comprise s one-piece knitted tube with the waistband portion disposed between and connecting the first and second body portions. The second body portion has a front portion and a rear portion and is adapted to be folded inwardly into the  first body portion  along the waistband portion, thereby providing a slip or liner within the first body portion when worn by the wearer.  Articles of clothing according to the invention present inner slips as holders for absorbent insert pads worn by incontinent adults and effectively conceal such incontinence aids more completely than prior known such garments.   Moreover, the manner of construction permits on advantageously economical continuous manufacturing process in which individual garments are produced simply by the separation of pairs from one another and a subsequent folding process.
Patent CA-1298005-C (CA)
Title: Frame synchronizing apparatus
Inventor: IGUCHI KAZUO
IPC: H04J3/06
Filed: 1988-03-28
Granted: 1992-03-24
Abstract: FRAME SYNCHRONIZING APPARATUS     ABSTRACT OF THE DISCLOSURE     Disclosed is a frame synchronizing apparatus in a receiving equipment for receiving digital signals for PCM communication.  The digital signals consists serial signals at a rate of f0 (bps).  The serial signals include a frame synchronizing signal constituting n bits or a part of the frame synchronizing signal, collec-tively arranged in one frame.  To attain a high-speed operation and a shorter synchronization establishing time, the apparatus comprises a latching circuit for converting the serial signals into parallel signals and for latching the parallel signals, and a circuit for detecting a plural number of times of synchronization during the n bit interval in one frame.
Patent CA-1303829-C (CA)
Inventor: DABI SHMUEL
IPC: D04H1/54
Filed: 1988-05-03
Granted: 1992-06-23
Abstract: Abstract A foam-fiber composite, useful as an absorbent for sanitary napkins is disclosed.  It is a resilient, absorbent structure made from large particles of an amino-ether hydrophilic foam (and optionally a superabsorbent and wood pulp), which by use of a carding machine is uniformly distributed in, and heat bonded to a fibrous matrix, which matrix is preferably made from two different kinds of fibers, one of which is low melting at the bonding temperatures used in the oven, e.g., polyethylene and the other high melting, e.g. t polyester.
Patent CA-1312174-C (CA)
Title: Hot-foamable, thermosetting epoxy resin mixture
Inventor: DIETHELM HERMANN
IPC: C08G59/38
Filed: 1988-05-11
Granted: 1992-12-29
Abstract: Hot-foamable, thermosetting epoxy resin mixture Abstract Cured foams with a high degree of closed cellular structure, good stabil-ity under prolonged heat exposure and good compressive strength can be produced from a hot-foamable, thermosetting epoxy resin mixture contain-ing (a) an epoxy resin or a mixture of epoxy resins with an average epoxide content of 4.4 to 5.0 equivalents/kg and an average epoxide func-tionality of more than 2.0, (b) a novolak with a hydroxyl equivalent weight of 90 to 120, 0.8 to 0.95 hydroxyl equivalents of component (b) being present in the epoxy resin mixture per 1 epoxide equivalent of com-ponent (a), (c) 0.1 to 1% by weight, based on the amount of components (a) and (b), of a curing accelerator, (d) 0.5 to 10% by weight, based on the amount of components (a) and (b), of a blowing agent which splits off nitrogen above 100°C with decomposition, (e) 0.3 to 1% by weight, based on the total amount of the epoxy resin mixture, of an emulsifier, and if appropriate (f) foam modifiers.
Patent CA-1304542-C (CA)
Title: Sizing pulp
Inventor: WALKDEN STEPHEN A
IPC: D21H17/62
Filed: 1988-05-26
Granted: 1992-07-07
Abstract: SIZING PULP                      Abstract of the Disclosure In a process for increasing the resistance of the cut edges of liquid-packaging board to penetration by hot hydrogen peroxide, an emulsion of an alkyl ketene dimer size, a cationic rosin size, and an insolubilizing agent, are used by adding both sizes and the insolubilizing agent either separately or in preblended form to an aqueous pulp slurry at a neutral to alkaline pH in a machine for producing the liquid-packaging board, before the board is sterilized with a hot aqueous solution of hydrogen peroxide.
Patent CA-1291142-C (CA)
Inventor: KVITA VRATISLAV
IPC: C07D309/38
Filed: 1988-07-07
Granted: 1991-10-22
Abstract: .alpha.-Pyrones and a process for their preparation and the use thereof Abstract of the Disclosure Alkoxymethyleneaconitic acid triesters of formula I                          (I), wherein R1, R2, R3 and R4 are each independently unsubstituted or substituted aliphatic hydrocarbon radicals, can be obtained by reacting aconitic acid triesters with formates in the presence of TiCl4, a tertiary amine and a complexing solvent.   Enol ethers of formula I can be cyclised in the presence of strong anhydrous acids, in a manner which is known per se, to 2-oxo-2H-pyran-4,5-dicarboxylic acid diesters of formula V                                        (V) , The pyrones of formula V are intermediates for the synthesis of organiccompounds and can be used for example as diene components in Diels-Alder reactions.
Patent CA-1335111-C (CA)
Title: Olive oil purification process
Inventor: MELIN CHRISTIAN
IPC: A61K31/23
Filed: 1988-07-22
Granted: 1995-04-04
Abstract: Process characterised in that an olive oil, for example an olive oil as defined in the European Pharmacopoeia, is purified in the following manner - the initial oil is neutralised with a saturated aqueous solution of alkali metal carbonate, the solution being in a quantity equivalent to two to ten times the weight of oleic acid calculated after determination and then, after settling and separation of the aqueous phase, the oil is washed to complete neutrality and then the oil is decolorised after having been dried with the aid of decolorising earth, under an inert atmosphere.
Patent CA-1328472-C (CA)
Inventor: VAN VUUREN JOHANNES
IPC: A01B45/04
Filed: 1988-08-15
Granted: 1994-04-12
Abstract: ABSTRACT           The cutting unit for cutting one or more sods according to this invention can be attached to standard vehicles, such as tractors. Further the cutting head is mounted in a subframe which will follow the unevenness of the ground.
Patent CA-1320310-C (CA)
Title: 4-aminopyridine derivatives and their acid addition salts
Inventor: NINOMIYA KUNIHIRO
IPC: C07K5/08
Filed: 1988-09-15
Granted: 1993-07-13
Abstract: ABSTRACT OF THE DISCLOSURE      Novel 4-aminopyridine derivatives represented by the general formula (I):                         (I) wherein A and B independently represent   or  ;   and n is an integer of 0 or 1; as well as their pharmaceutically acceptable acid addition salts are disclosed herein, The novel compounds are useful as the agent for improving the impaired brain function.
Patent CA-1338660-C (CA)
Title: Transdermal multipolymer drug delivery system
Inventor: SABLOTSKY STEVEN
IPC: A61K31/565
Filed: 1988-12-21
Granted: 1996-10-22
Abstract: A   dermal   composition   comprising   a   drug,    a multi-polymer of vinyl acetate, polyethylene and optionally one or  more  monomers,  a  natural  or  synthetic  rubber  and  a tackifying agent.  The ratio of the multipolymer to the rubber is,  respectively, about 1:1 to about 10:1 and more preferably, 1:1 to 5:1 and more preferably 3:1.  The dermal composition can optionally  contain   a   crosslinking   agent,   tackifiers, penetration enhancers and other ingredients known for use in adhesives for the transdermal delivery of drugs.   The dermal compositions can be produced by a variety of methods known in the  preparation  of  drug  containing  adhesive  preparations including the homogenous mixing of the multi-polymer, drug and optional  crosslinking  agent  and  additional  ingredients  in aqueous solution followed by removal of excess water.
Patent CA-1307693-C (CA)
Title: Camera and two-element viewfinder
Inventor: BAKER JAMES G
IPC: G03B13/06
Filed: 1989-02-13
Granted: 1992-09-22
Abstract: CAMERA AND TWO-ELEMENT VIEWFINDER            Abstract of the Disclosure A two-element viewfinder comprising a mirror distorted in the form of a generalized polynomial shape, an eye lens, and a Fresnel mirror for use in a reflex camera with a taking objective and a reflex mirror.
Patent CA-1311559-C (CA)
Title: Method and system for personal identification
Inventor: LEIGHTON FRANK T
IPC: G06Q20/34
Filed: 1989-03-15
Granted: 1992-12-15
Abstract: METHOD AND SYSTEM FOR PERSONAL IDENTIFICATION     ABSTRACT OF THE DISCLOSURE    The method and system of the invention utilizes a private key  of  a  public-key  cryptosystem  key  pair  to  encrypt  a non-secret password into  a digital signature.   The password and the digital signature are then encoded and stored on a magnetic stripe or other memory device of the card.  To effect a transaction, the digital signature on a received card must be  shown  to  have  been  generated  from the  password on  the received card.  The password preferably includes a digitized photograph of the authorized cardholder which is capable of being displayed at the transaction terminal.  This enables the operator  of  the  terminal  to  verify  the  identity  of  the cardholder by visual inspection.
Patent CA-1314743-C (CA)
Title: Waveguide sensor
Inventor: FLANAGAN MICHAEL T
IPC: G01N21/78
Filed: 1989-03-28
Granted: 1993-03-23
Abstract: Abstract Waveguide Sensor Waveguides are described which possess at least one grating structure and at least one trans-duction region, and which are suitable for use in optical assay techniques.      Also described are methods of assay employing such waveguides.
Patent CA-1330982-C (CA)
Title: Supported catalyst for the preparation of monocarboxylic anhydrides
Inventor: LUFT GERHARD
IPC: B01J31/16
Filed: 1989-03-31
Granted: 1994-07-26
Abstract: Supported catalyst for the preparation of monocarboxylic anhydrides Abstract In the supported catalyst for the preparation of monocarboxy-lic anhydrides by carbonylation of the corresponding esters or ethers, the support material supports a noble metal chelate compound which is formed by a noble metal compound from subgroup VIII of the periodic table of the elements and a chelating agent containing organonitrogen, organo-phosphorus, organoarsenic, organosulfur or mercapto groups is substituted in its basic structure with alkyl, aryl or aralkyl groups.
Patent CA-1316464-C (CA)
Title: Spiral wrapped fluid treatment element
Inventor: DEGEN PETER J
IPC: B01D46/24
Filed: 1989-03-31
Granted: 1993-04-20
Abstract: Abstract A fluid treatment element comprises a wrap spirally wound in successive overlapping windings about the external surface of a cartridge.  The wrap has a portion contiguous to a portion of the external surface of the cartridge.  A first adhesive is disposed between the external surface of the cartridge and the contiguous portion of the wrap.  A second adhesive is disposed between overlapping windings of the wrap.  An end cap is disposed over an end of the cartridge and is secured to the end of the cartridge and an end portion of the wrap.  The fluid treatment element is applicable to various fields, including, for example, filtration, water demineralization, and gas treatment.
Patent CA-1325987-C (CA)
Inventor: VISENTIN SERGIO
IPC: B31B17/02
Filed: 1989-04-06
Granted: 1994-01-11
Abstract: ABSTRACT      The invention relates to an apparatus for mak-ing frustum of cone shaped fiber barrels, comprising a substantially frustum of cone shaped drum     which is associated with driving means able of rotating the drum about its axis and comprising means for removably holding a paper sheet to be processed. On this drum operate paper sheet pressing means and upstream of the drum there is provided a paper sheet supplying roller    ,the paper sheets having, on at least a face thereof, at least an adhesive material layer, an adjust-able cutting assembly being further arranged between the drum and paper sheet supplying roller.
Patent CA-1306755-C (CA)
Title: Gabapentin monohydrate and a process for producing the same
Inventor: BUTLER DONALD E
IPC: C07C227/00
Filed: 1989-04-11
Granted: 1992-08-25
Abstract: ABSTRACT      A novel crystalline form of gabapentin and a novel processes for the small and large scale preparations of the anticonvulsant compound in a highly pure state is disclosed. This novel hydrate is produced by a cost effective process which provides an additional purification stage.
Patent CA-1308324-C (CA)
Title: Constant pressure variable flow pump
Inventor: IDRISS SAMIR F
IPC: A61M5/14
Filed: 1989-04-12
Granted: 1992-10-06
Abstract: ABSTRACT      A variable flow constant pressure implantable pump employs an in-line needle restrictor (12) having a variable insertion distance in a capillary (10).  The degree of insertion determines the effective restriction within the capillary.  The restrictor may be repositioned following implantation to vary the drug delivery rate by changing the effective restriction in the capillary.  Various couplings may be used such that an auxiliary or bolus port (92) delivers infusate directly into the outlet catheter (24) so that medication from the main chamber (22) does not pass through the auxiliary chamber.  A combination of double lumen catheters  (106)  and T-connectors  (100) are employed to provide parallel infusion paths.
Patent CA-1336501-C (CA)
Title: Method of preventing or reducing venous thrombosis using a thromboxane a- receptor antagonist in conjunction with heparin and combination
Inventor: SCHUMACHER WILLIAM A
IPC: A61K31/715
Filed: 1989-04-13
Granted: 1995-08-01
Abstract: A method is provided for preventing or reducing deep vein thrombosis and/or pulmonary embolism by administering a thromboxane A2 receptor antagonist in conjunction with heparin.  A combination of thromboxane A2 receptor antagonist and heparin is also provided.
Patent CA-1303975-C (CA)
Title: Wellhead slip and seal assembly
Inventor: BAUGH BENTON F
IPC: F16L17/00
Filed: 1989-05-04
Granted: 1992-06-23
Abstract: ABSTRACT     An improved wellhead slip and seal assembly including a slip assembly with slips supported within a slip bowl and a  seal  assembly positioned above the slip assembly and interconnected thereto for supporting said slip assembly, the seal assembly including two segments connected to form the seal ring and each of the segments includes arcuate elements embedded in a resilient material which forms an inner seal in an inner groove, the inner seal  having an inner diameter sufficient smaller than the outer diameter of the pipe to which it is to seal and an outer seal of the resilient material  in  an  outer groove,  the  outer  seal having an outer diameter sufficiently larger than the inner diameter of the wellhead housing into which it is inserted so  that  both  seals  are  brought  into  direct  sealing engagement with their respective pipe and housing sealing surfaces and the loading on the slip bowl is not a seal compressing load through the connection between the seal assembly and the slip assembly.  The segments of the slip bowl include segments interconnected by toe nails and the seal ring includes pin and recess connection for connecting the two segments together.   Sufficient resilient material is used so that joining of the segments seals along the axial edges thereof.
Patent CA-1340909-C (CA)
Title: Purine derivatives and use thereof in therapy
Inventor: OBERG BO FREDRICK
IPC: C07D473/32
Filed: 1989-05-05
Granted: 2000-02-22
Abstract: Antivirally active compounds of the formula (see fig I) wherein:    R1 is hydrogen, hydroxy, mercapto or amino;      R2 is hydrogen, hydroxy, fluoro, chloro or amino;      R3 and R4 are independently selected from (see fig II), amino, hydroxy or an ether or ester residue thereof, or R3 together with R4 is (see fig III) , wherein M is hydrogen or a pharmaceutically acceptable counterion; and n is 1 or 2; with the proviso that, when R2 is amino and R3 and R4 are hydroxy, R1 is not hydroxy and in addition, when n = 1, R1 is not hydrogen, and pharmaceutically acceptable salts thereof; processes for preparation of said compounds, a pharmaceutical composition comprising said compounds, methods for treatment of virus infections as well as use of compounds of the formula I without the proviso for the manufacture of a medicament for treatment of AIDS.
Patent CA-1314982-C (CA)
Title: Document image processing system
Inventor: DINAN RAYMOND F
IPC: H04N1/41
Filed: 1989-06-05
Granted: 1993-03-23
Abstract: DOCUMENT IMAGE PROCESSING SYSTEM    Abstract of the Disclosure Documents, such as bank checks, are processed at a high rate of speed on an image processing system which optically scans the documents and converts optically perceptible data on the documents into video image data.  The video image data from the scanner is compressed by data compression techniques and the compressed data is sent over a high speed data channel to a high speed mass storage device which receives and temporarily stores the data.  A lower speed mass data storage device, such as an optical disk, is connected for receiving at a lower data transfer rate the compressed video image data and for storing the video image data for subsequent retrieval.  The system also includes real-time quality control systems for monitoring the quality of the image data to detect the existence of unacceptable image quality data and for generating a signal which can be used for immediately stopping the generation of unacceptable quality image data.
Patent CA-1323440-C (CA)
Title: Fault tolerant digital data processor with improved communications monitoring
Inventor: BATY KURT F
IPC: G06F13/36
Filed: 1989-06-20
Granted: 1993-10-19
Abstract: ABSTRACT          A fault-tolerant digital data processing system comprises at least a first peripheral controller communicating with at least one peripheral device over a peripheral device bus having first and second input/output buses, each carrying data, address, control, and timing signals  The first peripheral controller includes a first device interface element for applying duplicate information signals synchronously and simultaneously to the first and second input/output buses for transfer to the peripheral device.  The first device interface element also receives, in the absence of fault, duplicative information signals synchronously and simultaneously from the first and second input/output buses.  A second peripheral controller is coupled to the peripheral device bus for receiving the first and second input signals identically with the first peripheral controller.  The second peripheral controller includes a second device interface element for applying at least one of those input signals to the second input/output controller.  Circuitry is coupled to the first and second bus interface elements for responding to operational states of those elements to generate a signal indicative of their synchronous receipt of identical copies the first and second input signals.
Patent CA-1337970-C (CA)
Title: Antibacterial adhesive composition
Inventor: SCHONFELD EDWARD
IPC: C09J133/08
Filed: 1989-09-11
Granted: 1996-01-23
Abstract: An antibacterial pressure sensitive adhesive composition suitable for medicinal application to an infection prone skin area comprising a mixture of a solid hydrophobic acrylic adhesive, silver sulfadiazine and internally crosslinked sodium carboxymethylcellulose and its method of use.
Patent CA-1334220-C (CA)
Title: Apparatus and method for treatment and disposal of infectious waste
Inventor: JACKSON EDWARD E
IPC: A61L11/00
Filed: 1989-09-29
Granted: 1995-01-31
Abstract: An improved infectious waste treatment system wherein infectious waste is fragmented and converted to a liquid or liquid/sludge form and then is chemically disinfected in a precisely controlled and timed batch process.  The disinfection process takes place in an airtight sealed container to insure against release of pathogenic agents into the atmosphere.  The process produces a non-toxic and non-infectious liquid or liquid/sludge waste residue which can be safely released into a sanitary sewer, landfilled or otherwise environmentally disposed.
Patent CA-1338820-C (CA)
Inventor: TAKAYA TAKAO
IPC: C07D501/18
Filed: 1991-09-18
Granted: 1996-12-31
Abstract: Compounds of the formula:                          wherein R3 is lower alkyl, hydroxy (lower) alkyl or a protected hydroxy (lower) alkyl, R4 is amino or a protected amino group, and R5 is hydrogen or lower alkyl. The salts of these compounds and the prep-aration of the compounds are also disclosed. These compounds are useful intermediates for the preparation of cephem compounds which are highly active against a number of pathogenic microorganisms.
Patent CA-1324678-C (CA)
Inventor: MURAKAMI TOKUMICHI
IPC: G06F9/46
Filed: 1992-12-16
Granted: 1993-11-23
Abstract: ABSTRACT    A digital signal processing apparatus which is used for the computation of coding image signals or the like.  The apparatus comprises a plurality of signal processing means arranged in parallel and control means which assigns loads to the signal processing means so that the signal processing means have even computation volumes.  Alternatively, an address generator is provided for each of the data sets entered independently.
Patent CA-1341081-C (CA)
Inventor: LAUER HENK H
IPC: G01N27/447
Filed: 1989-01-26
Granted: 2000-08-08
Abstract: A method is disclosed for providing capillary electrophoresis. In the method, the capillary is prewashed and equilibrated to achieve substantially zero charge on the capillary wall, thereby essentially eliminating electroosmotic flow and substantially improving resolution.
Patent DK-162573-C (DK)
Inventor: BEYTS PAMELA KAY
IPC: A23L27/30
Filed: 1982-04-27
Granted: 1992-04-06
Abstract: Synergised compositions contain a mixture of different sweetening agents, at least one of which is saccharin, stevioside, acesulpham K or other sweetening agent with an associated bitter taste, and at least another of which is a chlorodeoxysucrose, chlorodeoxygalactosucrose or other sweetening agent which is a chlorodeoxysugar.