baber/WOPTO huggingface dataset:
Patent CA-2426473-A1 (CA)
Title: Mitral and tricuspid valve repair
Inventor: BERGMAN DARRIN J
IPC: A61B17/04
Filed: 2001-10-22
Abstract: A novel approach to mitral or tricuspid valve repair involves the performanc e of an edge-to-edge fastening/securing of opposing heart valve leaflets throu gh a catheter entering the heart. Thus, a device is introduced including a leaflet fastener applicator through a cardiac catheter or other suitable catheter. The leaflet fastener applicator and cardiac catheter can be formed  into a kit. A gripper can be used to hold the heart valve leaflets while the y are fastened.
Patent CA-2430115-A1 (CA)
Inventor: JIN HONG
IPC: A61K39/00
Filed: 2001-11-28
Abstract: La présente invention concerne des virus et des vecteurs viraux respiratoires syncytiaux de recombinaison mis au point par génie génétique contenant des délétions de divers gènes viraux accessoires soit de manière individuelle ou en combinaison. Selon la présente invention, les vecteurs viraux et les virus respiratoires syncytiaux de recombinaison sont mis au point de manière à contenir des délétions complètes des gènes viraux accessoires M2-2, NS1, NS2, ou SH ou diverses combinaisons de ceux-ci. De plus, la présente invention concerne l'atténuation d'un virus respiratoire syncytial par mutagenèse du gène M2-1.
Patent CA-2434007-A1 (CA)
Title: System for railroad vehicle verification
Inventor: HORST FOLKERT
IPC: B61L25/02
Filed: 2003-06-30
Abstract: A location verification system suitable for use with a track-based railroad vehicle positioning system. The system comprises a database for storing a positioning map and a location verification device that includes a first input for receiving location data elements from a primary source and a second input for receiving data elements derived from the track-based railroad vehicle positioning system from a secondary source. The location verification device further includes a processing unit that is operative for processing the location data elements at least in part on the basis of the positioning map to derive an expected data element. The processing unit is further operative for processing the data elements associated with the track-based railroad vehicle positioning system at least in part on the basis of the expected data element to derive a verification data element indicative of whether the track-based railroad vehicle positioning system is in a fault condition.
Patent CA-2435837-A1 (CA)
Title: Method and apparatus for welding with mechanical arc control
Inventor: HENNECKE PETER
IPC: B23K9/12
Filed: 2003-07-23
Abstract: A method and apparatus for feeding wire from a source of wire to a weld includes one or more motors disposed adjacent the wise to drive the wire to the weld. A buffer is disposed between the source and an arc end of the torch. Another motor may be disposed near the wire source.        A wire tension controller may be provided. The one or more motors advance and retract the wire, and wire is stored, or the path length altered, when the wire is retracted.
Patent CA-2437982-A1 (CA)
Inventor: HINZ ALEXANDER
IPC: H04N5/353
Filed: 2003-08-21
Abstract: A device for resetting the CCD sensor unit 3 is provided for a camera comprising a CCD sensor unit 4 and a shutter 3 in the imaging beam path. This device for resetting the CCD sensor unit 3 comprises a control unit 5 which resets the CCD sensor unit with a time delay and/or with time monitoring after the opening of the shutter. Two or more such cameras can be combined to form a camera system for recording images which are matched to one another in time. A method is specified for operation of a camera and a camera system, in which the CCD sensor unit is in this case reset after opening of a mechanical shutter 3 in the imaging beam path.
Patent CA-2439000-A1 (CA)
Title: Lightweight, heat insulating, high mechanical strength shaped product and method of producing the same
Inventor: GIRGIN ISMAIL
IPC: C03C14/00
Filed: 2000-11-03
Abstract: This invention relates to a process of a lightweight, heat insulating, high compressive strength, water insoluble material by heat treatment at temperatures between 650-950~C, possessing a low bulk density (from 300 to 800 kg/m3) and improved heat insulating capacity (.lambda.=0.07 to 0.25 W/m.deg.) when it has been used to form an article having a compressive strength of from 0.49 to 5.59 Mpa. The starting chemical composition comprising more than 90%  by weight of either perlite, pumice or pumice related group of materials or mixture of them and an additive in quantities less than 10% by weight containing Na2O and B2O3.
Patent CA-2439134-A1 (CA)
Inventor: MAYET JACQUES
IPC: G01N33/543
Filed: 2002-02-28
Abstract: A reagent for ante-mortem screening of NTAC, obtainabe according to a method wherein in a first step all or part of the 14-3-3 protein or the 14-3-3 anti-proteinantibody is made to react with an aqueous aldehyde solution to obtain a final aldehyde dilution of 1 - 2 %; in a second step, all or part of the 14-3-3 proteins or the14-3-3 anti-protein antibody contained in the product arising from the first step are fixed on a support in the presence of an aqueous aldehyde solution.
Patent CA-2440911-A1 (CA)
Title: Optical amplification structure with an integrated optical system and amplification housing integrating one such structure
Inventor: VALETTE SERGE
IPC: H01S3/06
Filed: 2002-03-14
Abstract: The invention relates to an optical amplification structure which can amplify at least one light wave S, comprising an amplification unit in a substrate for each wave to be amplified, said amplification unit comprising a first microguide (7) which can receive the light wave S to be amplified; a second microguide (9) which can receive a pump wave L; a multiplexing device (11) which is associated with the first and second microguide and which can provide a coupled light wave, comprised of wave S and wave L; an amplification device (13) which is connected to the output of the multiplexing device and which can amplify the light wave S by at least partial absorption of the pump wave L, said amplification device being able to provide the amplified light wave S at an output thereof; a third microguide (15) connected to the output of the amplification device in order transport the amplified light wave S; and a demultiplexing device (19) which is associated with the third microguide and which can demultiplex the pump wave L from the amplified light wave S  and in order to provide an amplified light wave S on a fourth microguide (17), said light wave being cleansed of the pump wave. The inventive structure can be used in all fields requiring amplification of a light wave, especially in the field of optical telecommunications  using fibre optics.
Patent CA-2442502-A1 (CA)
Title: Method for treating metal surfaces by carboxylation
Inventor: STEINMETZ JEAN
IPC: C23C22/48
Filed: 2002-03-21
Abstract: The invention relates to a method for treating a metal surface by carboxylation before forming, said metal being selected from zinc, iron, aluminium, copper, lead and the alloys thereof as well as copper-coated, aluminium-coated, galvanised steels. Said method is carried out in oxidising conditions in relation to the metal by bringing said metal into contact with an aqueous, organic or hydro-organic bath comprising at least one organic acid in free form or in salt form. The inventive method is characterised in that: the organic acid is a saturated or unsaturated aliphatic monocarboxylic or dicarboxylic acid; the organic acid is in solution and/or emulsion in the bath at a concentration greater than 0.1 mole/litre; the pH of the bath is acid.
Patent CA-2443399-A1 (CA)
Title: Barrier movement control safety method and apparatus
Inventor: FITZGIBBON JAMES J
IPC: E05F15/16
Filed: 2003-02-19
Abstract: A barrier mount system is disclosed which opens and closes a barrier such as a gate or garage door in response to user generated commands. Obstruction detection apparatus is provided for safety of operator. When an obstruction is sensed, the barrier movement system is inhibited from responding to user generated commands until a predetermined event occurs. The event may be passage of a predetermined amount of time or barrier movement of a particular amount.
Patent CA-2446658-A1 (CA)
Inventor: BARRY RODNEY J
IPC: D06F39/02
Filed: 2003-10-23
Abstract: ABSTRACT OF THE DISCLOSURE        A system for dispensing a liquid, wherein the system includes a reservoir comprising a plurality of apertures disposed therein, and at least one dispenser in flow communication with the reservoir, the dispenser comprising a first and a second tube operatively coupled to the reservoir.
Patent CA-2447722-A1 (CA)
Title: Vertical metal oxide semiconductor field-effect diodes
Inventor: METZLER RICHARD A
IPC: H01L21/336
Filed: 2002-05-08
Abstract: The semiconductor diodes are diode configured vertical metal oxide semiconductor field effect devices formed using semiconductor pedestals (304 ) and having one diode terminal (324) as the common connection between the gat es (318) and drains (312) of the vertical metal oxide semiconductor field effec t devices, and one diode terminal (330) as the common connection with the sources (314) of the vertical metal oxide semiconductor field effect devices . Methods of manufacturing the vertical metal oxide seminconductor field effec t devices are also disclosed.
Patent CA-2447903-A1 (CA)
Title: Multi-length medical device delivery system
Inventor: SPENCER STEVE M
IPC: A61F2/966
Filed: 2001-12-13
Abstract: A stent delivery system (100) may comprise a shape memory metal bumper (118) which is expandable from a reduced profile configuration to an increased profile configuration. The stent delivery system (100) comprises an inner tube (108), a stent (124) disposed about the inner tube (108) and a shape memory metal bumper (118) disposed about the inner tube (108) adjacent the proximal end of the stent (124).
Patent CA-2448465-A1 (CA)
Inventor: NORTON BRIAN ALAN
IPC: B23P6/00
Filed: 2003-11-06
Abstract: A method for repairing a turbine nozzle segment having at least one vane disposed between outer and inner bands includes separating the inner band from the nozzle segment, and joining the inner band to a newly manufactured replacement casting having an outer band and at least one vane. The replacement casting includes a mounting platform formed on one end of the vane and a boss formed on the mounting platform. A collar is joined to the inner band and has a slot formed therein.  The boss is then inserted into the slot, and the mounting platform is received in a recess formed in the inner band. Joining is completed by joining the boss to the collar and the mounting platform to the inner band. The thickness of the collar is tapered in an axial direction, and a relief is formed in the collar to provide assembly clearance with adjacent components.
Patent CA-2449158-A1 (CA)
Title: Liquid seal pump of the helical screw type
Inventor: HOFSETH OLAV
IPC: F04C25/02
Filed: 2002-05-29
Abstract: Liquid seal pump of the helical screw type including a pump housing (3) with an inlet (2), outlet (6) and within the housing provided helical screw rotor (7) driven by means of a motor (8). The outlet (6) of the pump (3) is provided with a sealing liquid tank (4) for the supply of liquid to the pump and thereby maintaining the liquid seal under idle running of the pump.
Patent CA-2452694-A1 (CA)
Inventor: RONNEKLEIV ERLEND
IPC: G02B30/25
Filed: 2002-06-28
Abstract: An optical waveguide Bragg grating fabrication apparatus comprises a light source providing ultra-violet(UV) light and optical means for adapting the light beam to form an interference pattern in a photosensitive optical waveguide. The interference pattern has a spatial intensity modulation along the length of the optical waveguide and thus providing an optical grating in the waveguide in the form of a refractive index modulation. The optical means comprises a movable non-uniform diffractive mask for dividing the optical beam in at least two beams and optical elements for collecting two or more of the light beams to interfere on the optical waveguide. The optical means comprises position control means for controlling the position of at least one mirror or lens. Corresponding methods and the use of a super-periodic diffractive mask in such fabrication are described.
Patent CA-2456795-A1 (CA)
Title: Valves and suction catheter assemblies
Inventor: MACMILLAN NICHOLAS PAUL
IPC: A61M1/00
Filed: 2004-02-03
Abstract: Conventional closed system suction catheters have a valve with a housing within which a valve member is movable to control suction applied by the catheter. In the present invention the outlet bore is inclined at an angle to the inlet bore and opens into it via an aperture. A valve member comprises a rod member and a manually actuable plate extending longitudinally in an external channel along the housing between two walls. The rod member supports a resilient sleeve and its forward end is urged, by a spring, to engage a tapered seal within the housing forwardly of the aperture, thereby blocking flow through the valve. The valve is opened by sliding the plate rearwardly so that the valve member moves rearwardly of the aperture. A locking cap can be twisted to prevent movement of the valve member from its closed position.
Patent CA-2462393-A1 (CA)
Inventor: SERGI PAUL D
IPC: H01Q1/12
Filed: 2004-03-24
Abstract: A plate (10) has an opening (14) therein which receives the vertical member (11) of an antenna. A flange (20) is formed on the plate (10), and the vertical member (11) can be attached directly to the flange (20) or can be attached to the flange (20) by a saddle clamp assembly (21). The radial wires (12) of the antenna are carried at the periphery of the polygonal plate (10) by connector assemblies (15). The flange (20) is provided with a coax connector assembly (30) to receive a coax feed line of the antenna so that the radial wires (12) conductively communicate with the feed line.
Patent CA-2463636-A1 (CA)
Inventor: PIRHONEN SALME
IPC: C09J161/30
Filed: 2002-10-15
Abstract: The present invention relates to a method of gluing wood based materials by providing an adhesive system onto wood based materials followed by curing, the adhesive system comprises a melaminic amino resin and a phenolic resin composition, wherein the phenolic resin composition comprises an acid and a phenolic resin. The invention also relates to an adhesive system and a stable phenolic resin composition as well as wood based products obtainable by the method or through the use of the adhesive system.
Patent CA-2466394-A1 (CA)
Title: Artificial intervertebral disc
Inventor: RICHELSOPH MARC
IPC: A61F2/30
Filed: 2004-05-05
Abstract: An artificial intervertebral disc includes housing members including spaced inner surfaces facing each other and oppositely facing outer surfaces for engaging spaced apart vertebral surfaces. Bearing surfaces extend from each of the inner surfaces for engaging each other while allowing for low friction and compression resistant movement of the housing members relative to each other while under compression. Load sharing pads are disposed between the inner surfaces and about at least a portion of the bearing surfaces for sharing absorption compressive loads with the bearing surfaces while limiting the relative movement of the housing members.
Patent CA-2466738-A1 (CA)
Title: Procede pour augmenter l'efficacite d'un processus de purification enzymatique
Inventor: SUDOR JAN
IPC: C12N9/16
Filed: 2002-10-14
Abstract: L'invention concerne des procédés pour améliorer l'efficacité des processus biologiques qui nécessitent des réactions enzymatiques successives. Elle concerne plus particulièrement des procédés pour améliorer l'efficacité d'un procédé de purification enzymatique par l'augmentation de la température entre plusieurs stades successifs de purification enzymatique.
Patent CA-2468454-A1 (CA)
Title: Pump and pump control circuit apparatus and method
Inventor: WANG CONGXIAO CALVIN
IPC: F04B43/04
Filed: 2002-11-26
Abstract: A method and apparatus for a pump and a pump control system. The apparatus includes pistons (62) integrally formed in a diaphragm (54) and coupled to t he diaphragm by convolutes. The convolutes have a bottom surface angled with respect to a top surface of the pistons. The apparatus also includes an outl et port (24) positioned tangentially with respect to the perimeter of an outlet chamber (94). The apparatus further includes a non-mechanical pressure senso r (116) coupled to a pump control system. For the method of the invention, the micro-controller provides a pulse-width modulation control signal to an outp ut power stage in order to selectively control the power provided to the pump. The control signal is based on the pressure within the pump, the current bei ng provided to the pump, and the voltage level of the battery.
Patent CA-2469498-A1 (CA)
Title: Stable oral compositions comprising casein phosphopeptide complexes and fluoride
Inventor: KAMINSKI MICHAEL ANTHONY
IPC: A61Q11/00
Filed: 2002-12-11
Abstract: The present invention relates to oral care compositions, especially toothpastes, comprising: a safe and effective amount of phosphopeptide-amorphous calcium phosphate complex ("PP-ACP"); a safe and effective amount of a fluoride ion source; a safe and effective amount of a phosphate buffer; a pharmaceutically-acceptable topical, oral carrier; wherein the pH of the final composition is greater than 8 to about 12 and the composition has improved fluoride stability. This invention further relates to a method of maintaining the fluoride levels in an oral care composition comprising a safe and effective amount of PP-ACP, a safe and effective amount of a fluoride ion source, and a pharmaceutically-acceptable topical, oral carrier, by adjusting the pH of the composition to greater than 8 to about 12 and by adding, to the composition, a safe and effective amount of a phosphate buffer.
Patent CA-2469998-A1 (CA)
Inventor: LIN TZO-ING
IPC: H01H83/20
Filed: 2004-06-01
Abstract: An electronic circuit breaker which includes an automatic button or switch handle, a movable axle fitted in the automatic button, a movable copper mounted on a lower end of the movable axle, two movable silver contacts provided on two sides of a bottom of the movable copper, two stationary silver contacts positioned against the two movable silver contacts, a magnetic mechanism disposed between the two stationary silver contacts, the magnetic mechanism comprising a permanent magnet, two iron plates mounted at two sides of the permanent magnet, a reel mounted on one of the iron plates, a solenoid installed on the reel, a CPU connected with the solenoid, a primary circuitry conductive wire installed on the other one of the iron plates, a movable iron mounted on a bottom of the movable copper, a stationary magnet and CT connected in series with a primary circuitry of current-out and current-in electrodes, a movable magnet mounted above the stationary magnet, a short-circuit locking mechanism having an arm positioned on a route of the movable magnet.
Patent CA-2470589-A1 (CA)
Inventor: LE BELL JEAN
IPC: D04H1/587
Filed: 2002-12-19
Abstract: The present invention is directed to method of bonding mineral fibres in a mineral fibre material, according to which an acid is applied to the mineral fibre material in an amount sufficient to dissolve mineral material from the fibre to form a silica containing binder on the mineral fibre, and curing the mineral fibre material to bond the fibres.
Patent CA-2472874-A1 (CA)
Title: Corrosion resistant evaporative coil for refrigeration system
Inventor: SHERLOCK RUSSELL
IPC: F25B39/00
Filed: 2004-06-30
Abstract: An evaporative coil for a condenser assembly in a refrigeration system, the evaporative coil having a portion of its length received in a tubular cladding made of corrosion resistant material, for example, stainless steel.
Patent CA-2473560-A1 (CA)
Title: System for managing resource infrastructure and computation in real time
Inventor: GRISTINA DAVIDE
IPC: G06F19/00
Filed: 2003-01-17
Abstract: The present invention provides a system and method for monitoring the resource consumption and infrastructure of at least one building in real time. The present invention employs a plurality of monitoring devices (15) and metering devices (20) associated with a building's (23) resource delivery and resource utilization structures (25). The information collected by the monitoring devices (15) and metering devices (20) about the resource of a building is processed by a central data collection and processing device (30). Building tenants can access the integrated data through a remote (40) over the Internet (45) or through a local computer (35).
Patent CA-2473602-A1 (CA)
Title: Oral pediatric trimethobenzamide formulations and methods
Inventor: PAMPLIN CHARLES L III
IPC: A61K31/165
Filed: 2003-02-06
Abstract: Oral pediatric trimethobenzamide compositions and methods for treating and controlling nausea and/or vomiting are disclosed in warm blooded animals, especially humans including children. The oral pediatric trimethobenzamide compositions and methods of the present invention are believed to be at leas t as effective as a 200 mg intramuscular (I.M.) trimethobenzamide HC1 injectab le formulation when administered at a dose of about 100 mg. In addition, an ora l pediatric composition containing about 120 mg of trimethobenzamide HC1 is belived to be uniquely approximately bioequivalent to a 200 mg intramuscular (I.M.) trimethobenazamide HC1 injectable formulation when administered at a dose of about 100 mg.
Patent CA-2476173-A1 (CA)
Inventor: KORTUM STEVEN W
IPC: A61P25/06
Filed: 2003-02-20
Abstract: L'invention concerne des composés représentés par la formule (I) ainsi que des procédés d'utilisation de ces composés dans le traitement d'une maladie ou d'un état pathologique chez un mammifère, dans lesquels le récepteur 5-HT, tel que le récepteur 5-HT¿6?, est impliqué et la modulation de la fonction de 5-HT est souhaitée ; A, G et W¿1?-W¿6? étant tels que définis dans le descriptif.
Patent CA-2476432-A1 (CA)
Title: Flush valve attachment system
Inventor: MATZNICK ANDREW H
IPC: E03D1/30
Filed: 2003-02-11
Abstract: A flush valve (20) is connectable to a blind hole (15) in a vertical wall (14) of a toilet tank (11). An overflow member (21) is in fluid communication with a flush valve housing (26). The flush valve housing (26) is wider than it is higher, and fits into a blind hole (15) in the tank wall (14) of similar cross sectional shape. The tank (11) is formed with an attachment ear (47). A clip (39) mounted on the housing (26) holds the housing (26) against the tank wall (14), while the non-circular nature of the housing (26) and blind hold (15) prevent relative rotation there between.
Patent CA-2480343-A1 (CA)
Inventor: AOYAGI SEIJI
IPC: A61M37/00
Filed: 2002-11-29
Abstract: A non-invasive medicine distributing system capable of sustained release of a medicine constantly for an extended time by being allowed to indwell in a part of the body where blood or humor flows quickly, and consisting of a biodegradable material; and a production method therefor. The medicine distributing system comprises a polylactic-acid-made tank unit having a chamber unit capable of storing a medicine, and at least one polylactic-acid-made anchor unit extending from the tank unit, the anchor unit tapering off toward the tip end thereof and having at least one protrusion. The protrusion of the anchor unit has a substantially quadrangular pyramid shape, or extends in a direction of making an obtuse angle with respect to the longitudinal direction toward the tip end.