baber/WOPTO huggingface dataset:
Patent CA-2176284-A1 (CA)
Title: Method of treatment using, process of preparing, and composition comprising a recombinant hsv-1
Inventor: CYNADER MAX
IPC: A61K38/00
Filed: 1994-11-10
Abstract: Methods for treatment, processes for preparing, and compositions for delivering nucleic acid segments to non-mitotic cells, primarily of the treatment of neurological disorders and exploring neurological functions, are disclosed. In particular, the invention provides recombinant HSV-1 with a high rate of expression of foreign nucleic acid segments and or a low cytopathicity and its associated methods and processes.
Patent CA-2177273-A1 (CA)
Title: Device for switching between a telephone handset and a substitute secondary apparatus
Inventor: PARMENT PHILIPPE
IPC: H04M1/60
Filed: 1994-11-30
Abstract: PCT No. PCT/FR94/01400 Sec. 371 Date May 29, 1996 Sec. 102(e) Date May 29, 1996 PCT Filed Nov. 30, 1994 PCT Pub. No. WO95/15642 PCT Pub. Date Jun. 8, 1995The invention concerns a switching device for a telephone set having a handset enabling an auxiliary device to be substituted for the handset. In an embodiment, the switching device includes a casing provided with at least one compartment, the compartment being intended to receive one end of the handset. The compartment includes a switch actuated by the presence of the handset which triggers the aforementioned substitution. The invention finds application in hands-free telephoning and teleconferencing.
Patent CA-2177665-A1 (CA)
Title: Composite material c-arm scroll saw and saw blade tensioning apparatus
Inventor: BRICKNER LOUIS C
IPC: B23D51/12
Filed: 1996-05-29
Abstract: A scroll saw is provided having a two armed C-shaped yoke that is composed substantially of a composite material. The C-arm may be configured to mate with correspondingly configured collar members to operably connect the C-arm to a motor and a bellows. A tensioning apparatus is also provided for adjustably tensioning an elongate saw blade that is disposed between two points.
Patent CA-2177701-A1 (CA)
Title: Alpha alumina-based abrasive grain
Inventor: CONWELL STANLEY L
IPC: C09C1/68
Filed: 1994-11-18
Abstract: Alpha alumina-based abrasive grain including aluminate platelets. The abrasive grain can be incorporated into abrasive articles such as bonded abrasives (e.g., grinding wheels), coated abrasives, and nonwoven abrasives.
Patent CA-2178242-A1 (CA)
Title: Foldable chair having integral hinges
Inventor: WILD FRANKLIN J
IPC: A47C5/00
Filed: 1996-06-05
Abstract: A foldable chair entirely in the form of a single piece of  plastic,  comprising a  seat,  a back hingedly connected to the seat, arm rests hingedly connected to the side edges of the seat,  a rear leg assembly hingedly connected to the rear edge of the seat, and a front leg assembly hingedly connected to the front edge of the seat. The entire structure including the hinges is integral and comprised of the same piece of plastic material.  The chair is erected by folding the front and rear leg assemblies in place, folding the arm rests over the seat, thereby retain-ing the leg assemblies in place, and affixing the arm rests to the back of the chair, thereby resulting in a strong rigid chair.
Patent CA-2181436-A1 (CA)
Inventor: MARX KONSTANTIN IVANOVICH
IPC: F01C1/00
Filed: 1995-01-16
Abstract: Le moteur de l'invention du type à piston rotatif, par exemple, un moteur à combustion interne, un compresseur ou une pompe, présente un stator (8) ainsi qu'un rotor (3) conçus de manière à permettre la création d'un certain nombre de chambres de travail à volume variable dans le stator lorsque le rotor tourne. Le mécanisme d'accouplement (13, 14) entre le stator et le piston rotatif tournant sur une partie excentrique (2) de l'arbre (1) est essentiel à la gestion de cette rotation, et se trouve à l'extérieur du piston rotatif. Pour ce faire, une ouverture (15) est ménagée dans la paroi (11) du stator et est fermée par un disque (ou bague) rotatif (16) à travers lequel un ergot (4) passe et relie solidairement le piston rotatif à un pignon (13). Cet agencement crée un moteur doté d'un stator triangulaire et d'un rotor à double sommet. Plusieurs ensembles d'éléments d'étanchéité lamellaires à ressorts sont montés sur la surface latérale du stator. Ils sont en contact avec la surface latérale (7) du piston rotatif doté d'un système de refroidissement forcé.
Patent CA-2184318-A1 (CA)
Title: Composite material, method for producing the same and composite material for lateral rigid member for track belt
Inventor: CHIBA FUMIO
IPC: B29K63/00
Filed: 1996-08-28
Abstract: To  provide  composite  material  which  maintains  a  heat resistance which may stand a high temperature elevated condition caused by a high speed running and remarkably increased bending fatigue characteristics as rod material for a track belt used in a snow mobile,  polymer alloy composed of polyfunctional epoxy type   resin   which   is   thermosetting   resin   and   aromatic polycarbonate resin which is thermoplastic resin is used as a matrix, and the composite material is composed of the polymer alloy and reinforcing fiber.
Patent CA-2187143-A1 (CA)
Title: Apparatus and method for turning and orienting articles within an article pathway
Inventor: BELL DAVID L
IPC: B65H5/02
Filed: 1996-10-04
Abstract: The present invention discloses an article orienting apparatus for use in a printing process. The apparatus includes a power roller inclined at an acute angle to the article path for wrappingly receiving an article. The article is moved from a first orientation to a second orientation. The apparatus further includes a second drum for inverting the moving articles.
Patent CA-2187708-A1 (CA)
Title: Stabiliser combinations for chlorine-containing polymers
Inventor: WEHNER WOLFGANG
IPC: C08K3/00
Filed: 1996-10-11
Abstract: A stabiliser combination, mainly for PVC, is described, comprising A) at least one compound of formula I   wherein R*1 and R*2 are each independently of the other C1-C12alkyl, C3- C6lkenyl, C5-C8cycloalkyl that is unsubstituted or substituted by from 1 to 3 C1-C4alkyl, C1-C4alkoxy, C5-C8cycloalkyl or by hydroxy groups or by chlorine atoms, or C7-C9phenylalkyl that is unsubstituted or substituted at the phenyl ring by from 1 to 3 C1-C4alkyl, C1-C4alkoxy, C5-C8cycloalkyl or by hydroxy groups or chlorine atoms, and R*1 and R*2 may additionally be hydrogen and C1-C12alkyl, and Y is 5 or 0, and B) at least one compound from the following groups: B1) perchlorate compounds, B2) glycidyl compounds, B3) beta-diketones and beta-keto esters, B4) dihydropyridines and polydihydropyridines, B5) polyols and disaccharide alcohols, B6) sterically hindered amines (tetraalkylpiperidine compounds), B7) alkali aluminosilicates (zeolites), B8) hydrotalcites, B9) alkali aluminocarbonates (dawsonites), B10) alkali- (or alkaline earth-) carboxylates,- (bi)carbonates or - hydroxides, 811) antioxidants and lubricants and B12) organotin stabilisers.
Patent CA-2189067-A1 (CA)
Inventor: NABEL GARY J
IPC: C12N15/861
Filed: 1995-04-25
Abstract: This invention provides a novel expression vector useful for inserting and expressing foreign nucleic acid molecules in a host cell. The expression vector of this invention is derived from an adenovirus and has as its components the adenoviral Inverted Terminal Repeat, an adenoviral packaging sequence, and the DNA molecule to be inserted. This invention also provides a pseudo-adenoviral expression vector having a foreign or heterologous DNA molecule inserted within adenoviral capsid proteins. These vectors are useful for gene therapy.
Patent CA-2190870-A1 (CA)
Title: Composes inhibiteurs de la resorption osseuse induite par osteoclaste
Inventor: HARTMAN GEORGE D
IPC: A61K31/27
Filed: 1995-05-12
Abstract: La présente invention concerne des composés de structure générale X-Y-Z-aryle-A-B, représentés par exemple par la formule (I). Ces composés ont une action inhibitrice de la résorption osseuse induite par ostéoclaste.
Patent CA-2193051-A1 (CA)
Inventor: SATAKE SATORU
IPC: H02P1/56
Filed: 1996-12-16
Abstract: An induction motor as driving apparatus includes two sta-tors in which two rotor cores each formed in a squirrel cage type are rotatably mounted on a common rotary axis; two stators which respectively surround the two rotors and on which stator windings are respectively wound; and a switching device which supplies power by sequentially switching between one side of either the one stator winding or the other stator winding and both the sides of the two stator windings.  Starting characteristics and operation characteristics of an induction motor are improved thereby enlarging applications of the induction motor, enhancing operation efficiency, and reducing power consumption.
Patent CA-2194022-A1 (CA)
Title: Wireless communications systems with self threshold setting
Inventor: FENG KAI DI
IPC: H04B10/02
Filed: 1996-12-24
Abstract: An infrared communication system is provided which includes a photodetector for detecting infrared signals from an infrared transmitter source and converting the infrared signals to electrical signals, a first delay device having a input coupled to the photodetector for delaying the signal from the photodetector for a predetermined period of time related to the rise time of an expected electrical signal from photodetector, a voltage divider having an input coupled to the photodetector for reducing the amplitude of the signal from the photodetector, a second delay device having an input coupled to the output of the voltage divider for delaying the reduced signal from the photodetector for a predetermined period of time related to the fall time of an expected electrical signal from the photodetector, a first voltage comparator coupled to an output of the first delay device and to an output of the voltage divider compares the signals received therefrom and adapted to generate the front edge of a voltage output in response to the detection of the front edge of a pulse from the photodetector; and a second voltage comparator having an input coupled to the photodetector into an output of the second delay device for generating back edge of a voltage output in response to detection of the back edge of a pulse from the photodetector.
Patent CA-2198814-A1 (CA)
Title: Reduction of benzene formation in dibenzoyl peroxide formulations
Inventor: MILLEVILLE BRYCE ARTHUR
IPC: C07C409/34
Filed: 1997-02-28
Abstract: The present invention generally relates to a method for reducing the rate and amount of free benzene formation in BPO formulations. The method comprises adding at least one free-radical scavenger to said formulations in an amount effective to reduce the rate of BPO decomposition. The invention also relates to BPO formulations having reduced decomposition rates and improved stability which contain an effective amount of at least one free-radical scavenger added thereto.
Patent CA-2199284-A1 (CA)
Title: Molded part made of starch foamed material
Inventor: LOERCKS JUERGEN
IPC: C08J9/232
Filed: 1995-09-05
Abstract: The invention relates to a molded part made of completely biodegradable starch foamed material to be used for protecting transported articles and to a method for its preparation, wherein the starch foamed material is expanded to form starch foam profiled sections which are self-adhesive when moisture is applied and can be processed individually or so as to form single or multi-layer foam panels. The advantages reside in improved operating properties and minimized expenditure on packaging.
Patent CA-2200232-A1 (CA)
Title: The production of arachidonic acid (ada) using the algae species porphyridium cruentum and the production of docosahexaenoic acid (dha) using the algae specie isochrysis galbana
Inventor: CRITCHFIELD BENJAMIN MATTHEW
IPC: C12P7/64
Filed: 1997-03-18
Abstract: A method of producing docosahexaenoic acid (DHA) from a culture of Isochrysis galbana, and production of arachidonic acid (ADA) from a culture of porphyridiumcruentum. This production process comprises of growing the cultures in a synthetic seawater medium in a closed culture system at ambient temperature. The culture is then extracted, washed with sterilized fresh water and dried. The resulting dry biomass is intended to be marketed as a food containing DHA and ADA, as well as a raw source for DHA and ADA.
Patent CA-2200533-A1 (CA)
Title: Pulsed interrogation signal in harmonic eas system
Inventor: STRZELEC STANLEY A
IPC: G08B13/24
Filed: 1997-03-20
Abstract: An electronic article surveillance system includes generating  circuitry  for  generating  an  interrogation signal.  The generating circuitry includes an interrogation coil  for  radiating  the  interrogation  signal  in  an interrogation zone.   A marker is secured to an article appointed for passage through the interrogation zone, and includes an active element for generating a marker signal including harmonic signal components at harmonics of an operating frequency of the generating circuitry.  Detecting circuitry detects the harmonic signal components of the marker  signal  generated  by  the  active  element.    The generating circuitry generates the interrogation signal in the form of discrete pulses and the detecting circuitry is operated concurrently with the generating circuitry.
Patent CA-2201743-A1 (CA)
Title: Method for recovering aluminium from materials containing metallic aluminium
Inventor: TAKASHIMA MASARU
IPC: C22B21/00
Filed: 1995-02-01
Abstract: A method of recovering metallic aluminum with ease in a high yield at a low cost from metallic aluminum-containing wastes which are becoming more and more abundant in recent years, such as aluminum can, aluminized foil, aluminum scrap, aluminum cutting and other aluminum-containing (or bearing) substances. The method comprises treating a metallic aluminum-containing substance in a kiln in an atmosphere containing at most 10 vol.% of oxygen or comprising carbon dioxide in a temperature range of from 300 to 600 ·C to carbonize the flammable components contained therein, cooling the substance thus treated, and separating the product of carbonization and iron components by sieving or magnetic separation.
Patent CA-2204325-A1 (CA)
Title: E/p interface with pneumatic control valve for back-up brake arrangement
Inventor: GAUGHAN EDWARD W
IPC: B60T13/66
Filed: 1997-05-02
Abstract: A combined automatic pneumatic and electro-pneumatic brake  system  for  a  railroad  freight  car  in  which  a conventional type ABD control valve device is modified to incorporate a solenoid valve portion at a mounting face from which the manual release valve portion has been removed and where existing passages in the control valve may be accessed in order to utilize the existing car control valve device with only a minimum of modification.
Patent CA-2206447-A1 (CA)
Inventor: WATSON DAVID ANTHONY
IPC: E03B7/10
Filed: 1997-05-29
Abstract: A method of winterizing a seasonal dwelling.  The method involves replacement of water in a piping system within the dwelling with a winterizing fluid.  The water inlet of the piping system of the dwelling is connected to a fluid outlet valve of a portable fluid tank.  The portable fluid tank has the fluid outlet valve at a first end and a gas inlet located at a second end opposed to the first end.  The portable fluid tank has the gas inlet connected to a valved source of air under pressure. Water outlets are opened within the dwelling and air is passed through the piping system.  Subsequently, winterizing fluid is added to the fluid tank and then forced into the piping system.  The method permits winterizing of a dwelling in a simple, rapid manner.
Patent CA-2209865-A1 (CA)
Title: Color coded safety belt or harness to indicate the age thereof
Inventor: BELL MICHAEL
IPC: B60R22/12
Filed: 1997-07-04
Abstract: A color coded safety belt or harness to be worn by a person to protect the person from a fall and the method of making and using the belt or harness.  The belt or harness is formed of first fibers of a predetermined first color, e.g., optical yellow, and also includes at least one color coded indicator fiber woven therein to indicate the year of the manufacture of the belt or harness.  The indicator fiber is of a second color which contrasts with the color of the belt or harness fibers to enable the user of the belt or harness to determine if the belt or harness had been produced more than a predetermined number of years before so that a decision can be made by the user of whether or not to discard the belt or harness due to its age.  The second color of the indicator fiber is a predetermined different color than the first color, and is changed in successive years, without repeating the second color.
Patent CA-2210257-A1 (CA)
Title: Bis-[hydrazones]
Inventor: SHIH DAVID H
IPC: C07D249/04
Filed: 1996-01-11
Abstract: The present invention relates to compositions and methods for inhibiting nonenzymatic cross-linking (protein aging). Accordingly, a composition is disclosed which comprises a dioone bis¢hydrazone! capable of inhibiting the formation of advanced glycosylation endproducts of target proteins by reacting with the carbonyl moiety of the early glycosylation product of such target proteins formed by their initial glycosylation. The method comprises contacting the target protein with the composition. Both industrial and therapeutic applications for the invention are envisioned, as food spoilage and animal protein aging can be treated.
Patent CA-2213318-A1 (CA)
Title: Four terminal rf mixer device
Inventor: WANG HONGMO
IPC: H03D7/12
Filed: 1997-08-18
Abstract: A four terminal multiplication circuit capable of mixing up to three input signals. The circuit includes a MOS transistor having gate, source, drain and back-gate terminals. When the circuit is used as an RF mixer or downconverter, an RF signal is provided to the gate terminal and a local oscillator signal is provided to the back-gate terminal. A DC voltage is applied to the source terminal for biasing the transistor and the mixed/downconverted output (IF) signal is obtained from the drain terminal. A single balanced and a double balanced mixer circuit are also disclosed. In the single balanced circuit, two MOS transistors are used; the RF signal is applied to the gate terminals with the positive phase LO component applied to one back-gate terminal and the negative phase local oscillator (LO) component applied to the other back-gate terminal for producing a positive phase and a negative phase IF signal. In the double balanced circuit, four MOS transistors are used; the positive phase RF signal is applied to the gate terminals of two of the transistors and the negative phase RF signal is applied to the gate terminals of the other two transistors. Likewise, the positive phase LO signal is applied to two of the transistors and the negative phase LO signal is applied to the other two transistors.
Patent CA-2216266-A1 (CA)
Inventor: SHUR DAVID HILTON
IPC: G06F13/00
Filed: 1997-09-23
Abstract: In order to reduce the delay and/or loss of packets caused by the transmission through a large number of routers on the Internet, a direct connection is established between a client (or its proxy) and a server if the client (or its proxy) and the server are connected to the same alternative subnetwork. Control management information, including the type of subnetwork to which each is connected, as well as the address of the client (or its proxy) and the server are transmitted to the other on the Internet in anoptional HTTP header field. After receipt of the addressing information, a direct connection is established on the alternative subnetwork between the client (or its proxy) and the server for purposes of streaming information from the server to the client.
Patent CA-2220314-A1 (CA)
Title: Input and output communication in a data processing system
Inventor: NORDSTROM RABBE
IPC: G06F17/28
Filed: 1997-11-05
Abstract: A processor (47) uses a concepts memory area (10) to interpret received inputs and to generate coherent contents-related output communication in text or fluent speech. The processor (47) uses concepts, each being a part of program code and a linked basic communication element. A parallel recursive communication matrix manager (10(a)) is used in processing of the concepts and reference is made to a conception, learning, associative, and utilisation manager (50) to assist in understanding inputs, learning and enhancing the knowledge base, and in developing outputs. The basic communicationelements may trigger associated speech resources (24) which are retrieved and processed downstream, or rule-based speech outputted via a synthesiser (63).
Patent CA-2222371-A1 (CA)
Title: Nucleic acid encoding a signal mediator protein that induces cellular morphological alterations
Inventor: ESTOJAK JOANNE
IPC: C07K14/47
Filed: 1996-06-25
Abstract: An isolated nucleic acid melocule is provided which encodes a mammalian signal mediator protein involved in regulation of cellular morphological alterations.  The encoded protein comprises an amino-terminal SH3 domain, an internal domain containing several SH2 binding motifs, and a carboxy-terminal effector domain that can induce pseudohyphal budding in yeast. The invention also provides the novel signal mediator protein, and antibodies thereto. These biological molecules are useful as research tools and as diagnostic and therapeutic agents for the identification, detection and regulation of complex signaling events leading to morphological, potentially neoplastic, cellular changes.
Patent CA-2223040-A1 (CA)
Title: Thermoplastic resin composition and injection molded article thereof
Inventor: NISHIO TAKEYOSHI
IPC: C08L53/02
Filed: 1997-04-07
Abstract: A thermoplastic resin composition that may be used to form injection molded articles, including automobile interior trim. The thermoplastic resin composition has a crystalline polypropylene as the main component and has a melt flow index of 25 to 35 g/10 minutes and a flexural modulus at 23° C of not less than 20,000 kg/cm2 and comprises, in specific proportions: (A) a specific crystalline polypropylene; (B) a specific ethylene-butene-1 copolymer rubber, (C) a specific ethylene-propylene copolymer rubber or (D) a specific vinyl aromatic compound-containing rubber; (E) talc; and optionally fibrous magnesium oxysulfate.
Patent CA-2226011-A1 (CA)
Inventor: MOORE KAREN J
IPC: C12N15/11
Filed: 1996-06-28
Abstract: L'invention se rapporte à l'identification de nouvelles molécules d'acide nucléique et de protéines codées par ces dernières ou leurs variants dégénérés, qui sont actives dans le contrôle du poids corporel des mammifères. Les molécules d'acide nucléique de l'invention représentent les gènes correspondant au gène <u>tub</u> mammifère, un gène qui est impliqué dans la régulation du poids du corps.
Patent CA-2228873-A1 (CA)
Title: Light source for projection display
Inventor: HAITZ ROLAND H
IPC: G02F1/13
Filed: 1998-02-04
Abstract: A compact and energy efficient projection display can be made by starting with relatively pure red, green, and blue light sources. The output beams of thecolored light sources are received by at least one spatial light modulator. The modulated output beams are collimated and combined. A projection lens receives the collimated and combined output beams and directs them towards a projection screen. All of the above may be contained in a housing to provide a compact and lightweight projection display.
Patent CA-2230369-A1 (CA)
Title: Continuous hot-dip coating method and apparatus therefor
Inventor: FUKUI TAKAYUKI
IPC: B05C3/12
Filed: 1998-02-24
Abstract: A method for hot-dip coating a steel strip comprises: (a) continuously annealing the steel strip in an annealing furnace; (b) introducing the annealed steel strip into a molten metal coating bath through a snout; (c) dipping the annealed steel strip into the molten metal coating bath; (d) controlling a pressure inside of the snout; and (e) discharging a gas containing a metal vapor from the snout to outside of the snout. An apparatus comprises an annealing furnace, a coating pot, a control device for controlling a pressure inside the snout and a gas discharging device.