baber/WOPTO huggingface dataset:
Patent CA-2253666-A1 (CA)
Title: Appareil de pompage rotatif hybride combinant sustentation magnetique et force centrifuge, et procede correspondant
Inventor: LONG JAMES W
IPC: A61M60/822
Filed: 1997-05-05
Abstract: La présente invention, qui concerne un appareil destiné à une pompe centrifuge pour fluides et permettant de pomper des fluides biologiques sensibles, concerne également le procédé correspondant. Cet appareil inclut (i) un ensemble monobloc hélice-rotor qui est entièrement soutenu et mis en rotation par des électro-aimants, (ii) un carter de pompe et des passage incurvés pour la circulation et la rétention des fluides, (iii) un moteur sans balais inclus dans le carter de pompe auquel il est intégré, (iv) une alimentation électrique, et (v) un détecteur électronique spécifique ainsi que des algorithmes de régulation. Un carter d'hélice et de pompe spécialement conçu permet au mécanisme de transporter et de fournir le fluide via la pompe par un orifice de sortie avec un niveau réduit de turbulences du fluide.
Patent CA-2255231-A1 (CA)
Title: Recipient comportant une piece anti-fuite et piece anti-fuite
Inventor: GUERET JEAN-LOUIS
IPC: B65D23/00
Filed: 1998-12-17
Abstract: Récipient comportant un applicateur et un corps formant réservoir, apte à contenir un produit fluide, ce corps étant pourvu d'une ouverture en partie supérieure. Il comporte au moins une pièce anti-fuite rapportée sur l'extérieur dudit corps, cette pièce étant apte à maintenir l'ouverture du corps du récipient au-dessus du niveau du liquide dans le corps du récipient lorsque ce dernier repose une surface plane.
Patent CA-2255384-A1 (CA)
Inventor: BARTELL DAN M
IPC: G16B25/00
Filed: 1998-12-10
Abstract: Systems and methods for aligning scanned images are provided. A pattern is included in the scanned image so that when the image is convolved with a filter, a recognizable pattern is generated in the convolved image. The scanned image may then be aligned according to the position of the recognizable pattern in the convolved image. The filter may also act to remove the portions of the scanned image that do not correspond to the pattern in the scanned image.
Patent CA-2256592-A1 (CA)
Title: Improved methods for diagnostic imaging by regulating the administration rate of a contrast agent
Inventor: UNGER EVAN C
IPC: A61K49/22
Filed: 1997-06-16
Abstract: Methods for providing an image of an internal region of a patient. Embodiments of the methods involve administering to the patient a contrast agent which comprises a vesicle composition comprising, in an aqueous carrier, a gas or gaseous precursor and vesicles comprising lipids, proteins or polymers. The patient is scanned using diagnostic imaging, such as ultrasound, to obtain a visible image of the region.  The contrast agent is administered to the patient at a rate to substantially eliminate diagnostic artifacts in the image. The methods are particularly useful for diagnosing the presence of any diseased tissue in the patient.
Patent CA-2258045-A1 (CA)
Title: Fuel oil compositions
Inventor: ROBERTSON STRUAN DOUGLAS
IPC: C10L1/16
Filed: 1997-07-04
Abstract: This invention provides a fuel oil composition comprising a major amount of a fuel oil and a minor amount of an additive comprising at least one fuel oil-soluble alkyl or alkoxy aromatic compound wherein at least one group independently selected from alkyl and alkoxy groups of 1 to 30 carbon atoms is attached to an aromatic nucleus and at least one carboxyl group and optionally one or two hydroxyl groups are attached to the aromatic nucleus; a process for the preparation of such a fuel oil composition; and the use of such a fuel oil composition as fuel in a compression-ignition engine for controlling wear rate in the fuel injection system thereof.
Patent CA-2258378-A1 (CA)
Inventor: ELLSBERG THOMAS R
IPC: G07F9/00
Filed: 1999-01-08
Abstract: Embodiments of a price changing system for coin-operated vending devices are described. A preferred embodiment of the invention is used with newspaper vending machines, wherein the proposed price changes in the vending machines are set by service persons through the use of handheld wand which communicates with the machines. The wand incorporates a simplified interface with the vending machine via a tamper-proof switch, and has neither a keyboard, nor a video or screen display. The handheld wand may also open the newsrack door when docked at the machine interface.
Patent CA-2264284-A1 (CA)
Title: Arylsulfonylamino hydroxamic acid derivatives
Inventor: BLUMENKOPF TODD A
IPC: A61P19/02
Filed: 1997-07-25
Abstract: A compound of formula (I) wherein n, X, R3, R4 and Q are as defined above, useful in the treatment of a condition selected from the group consisting of arthritis, cancer, tissue ulceration, macular degeneration, restenosis, periodontal disease, epidermolysis bullosa, scleritis, and other diseases characterized by matrix metalloproteinase activity, AIDS, sepsis, septic shock and other diseases involving the production of TNF. In addition, the compounds of the present invention may be used in combination therapy with standard non-steroidal anti-inflammatory drugs (NSAID'S) and analgesics, and in combination with cytotoxic drugs such as adriamycin, daunomycin, cis-platinum, etoposide, taxol, taxotere and other alkaloids, such as vincristine, in the treatment of cancer.
Patent CA-2265895-A1 (CA)
Inventor: FIELDS BARRY F
IPC: C12Q1/689
Filed: 1997-09-04
Abstract: Essais diagnostiques pour la détection et la différentiation de différentes espèces de chlamydia ainsi que compositions et trousses pour l'exécution des essais.
Patent CA-2268243-A1 (CA)
Title: A urinary catheter assembly with a ready-to-use catheter
Inventor: NOSTED ULRIK
IPC: A61M25/01
Filed: 1997-09-18
Abstract: A urinary catheter assembly comprises a urinary catheter (1) having on at least a part of its surface a hydrophilic surface layer (6) intended to produce a low-friction surface character of the catheter by treatment with a liquid swelling medium prior to use of the catheter and a catheter package (7) having a cavity (11) for accommodation of the catheter (1). The package (7) is made with walls of a gas impermeable material to accommodate a catheter pretreated with said liquid swelling medium for long time preservation of said low-friction surface character and provision of a ready-to-use catheter assembly.
Patent CA-2270557-A1 (CA)
Title: Cell culture incubator
Inventor: GOFFE RANDAL A
IPC: C12M3/06
Filed: 1997-10-29
Abstract: A cell culture incubator has a chamber divided into an incubation portion and a control portion. The incubation portion is adapted to contain a cell culture receptacle. A cell culture receptacle agitator is located in the control portion of the incubator and linkage between the cell culture receptacle agitator and the incubation portion of the chamber causes agitation of the cell culture receptacle. A heater in the control portion of the chamber heats air from the external environment and transports the heated air to the incubation portion of the chamber. A wall divides the chamber into the incubation portion and the control portion. The heater may be a forced air heater that provides a positive pressure to the incubation portion of the chamber to reduce contamination in the incubation portion. A nutrient and gas circulation system communicates with the cell culture receptacle in the incubation portion of the chamber. The nutrient and gas circulation system includes a gas source external to the incubation portion of the chamber and tubing provides communication between the gas source, the cell culture receptacle in the incubation portion of the chamber, and nutrient media. A  filter in an opening of the incubation portion of the chamber communicates with the tubing to remove contaminants from gas emanating from the cell culture receptacle prior to venting to the external environment.
Patent CA-2270770-A1 (CA)
Title: Caring doctor blade and method for manufacture of same
Inventor: RATA ILKKA
IPC: D21G3/00
Filed: 1998-09-04
Abstract: The invention concerns a caring doctor blade for a paperboard machine, which blade comprises layers of fibreglass and carbon fibre and a caring layer as a rigid laminated structure, which caring layer comprises carbon fibres and grinding particles in direct vicinity of the carbon fibres. The orientation of the fibreglass layers is parallel to the longitudinal axis of the blade, and at least in some of the layers that contain carbon fibre the orientation of the carbon fibres is substantially diverging from the direction of the longitudinal axis of the blade. The invention also concerns a method for manufacture of a doctor blade for a paperboard machine by means of a pultrusion method.
Patent CA-2271591-A1 (CA)
Title: Strapping machine having primary and secondary tensioning units and a control system therefor
Inventor: CHAK YEE C
IPC: B65B57/00
Filed: 1999-05-13
Abstract: A strapping machine and method for applying flexible heat-sealable straps around objects includes a programmable control system that receives encoder and other signals from various sensors in the machine to regulate each strapping cycle.  A feed/tension unit provides primary tensioning of the strap about the object based on signals from the control system. A motor driven roller and a pinch roller in the feed/tension unit each providing separate encoder signals to the control system to assist the control system in advancing and retracting the strap during feed and tensioning sequences, respectively, and provide signals indicating an exact position of the strap. A secondary tension system provides a final high tensioning force on the strap. The control system can automatically adjust individual strapping cycles, including tensioning, to compensate for various size bundles and different types of objects. Thereafter, a sealing head heat seals the strap, and severs the sealed strap from the remaining strap coil. The control system can selectively disengage the secondary tensioning during individual strapping cycles for objects that could be damaged or deformed during such high tensioning.
Patent CA-2272672-A1 (CA)
Title: Dual implement hitch
Inventor: ROWSE RON A
IPC: A01B59/042
Filed: 1999-05-25
Abstract: A pair of implements such as hay windrow fluffers are interconnected by a hitch assembly allowing for positioning the fluffers in a side-by-side field position or trailing transport position. A tongue assembly on the second implement is connected to the tongue assembly on the first implement when the implements are in a field position. An extendable linkage interconnects the implements and extends laterally when the implements are in a field position and parallel to the line of travel when the implements are in the transport position. The linkage has vertical posts at opposite ends which connect to the tongue assemblies of the implements to allow the linkage to extend over the front first implement when in the transport position.
Patent CA-2272963-A1 (CA)
Title: Method for reducing the viability of detrimental oral microorganisms in an individual, and for prevention and/or treatment of diseases caused by such microorganisms; and whiteningand/or cleaning of an individual's teeth
Inventor: STOOR PATRICIA
IPC: A61K8/25
Filed: 1999-05-20
Abstract: The invention relates to a method for reducing the viability of detrimental oral microorganisms in an individual, said method comprising subjecting the individual's oral cavity to a bioactive glass, the average particle size of which is less than 100 µm. Furthermore, this invention concerns a method for the prevention of dental caries and/or gingivitis in an individual, said caries being caused by a cariogenic bacteria; or for prevention or treatment of periapical infections. Further the invention relates to a method for the whitening and/or mechanical cleaning of an individual's teeth.
Patent CA-2273061-A1 (CA)
Inventor: WEHRMANN ROLF
IPC: G02F1/15
Filed: 1999-05-26
Abstract: Electrochromic assemblies having a layer structure, characterized in that one layer is an electrically conductive, electrochromic polydioxythiophene and a further layer is an ion-storage compound of the formula (I) LiMeO3 (I) where Me represents a metal of transition group V of the Mendeleev Periodic Table.
Patent CA-2273830-A1 (CA)
Inventor: BOEHME HELMUT
IPC: B05B5/03
Filed: 1996-12-06
Abstract: The invention relates to a powder spraying device for electrostatic powder coating of workpieces. In order to achieve a particularly good powder particle charge, the powder spraying device (10) contains a chamber (1) into which a powder/air mixture (PL) is introduced crosswise to the spraying device (13) by means of a feed pipe (11). A ground electrode (5) and multiple high-voltage electrodes (7) are placed in the chamber (1). All electrodes (5, 7) are swept by purified air (RLE, RLH) in order to prevent powder deposits.
Patent CA-2274554-A1 (CA)
Title: Sacrificial ribs for improved tire wear
Inventor: RADULESCU ROBERT C
IPC: B60C11/12
Filed: 1997-12-19
Abstract: The present invention provides a tire with a sacrificial rib (38) to protect the main ribs of the tire's tread by delaying the onset of irregular wear and the growth thereof. The improved tire tread comprises a plurality of main ribs (32, 34, 36) formed by grooves (42, 44) extending generally circumferentially around an outer surface of the tire to form a main tread width for contacting the supporting surface. A sacrificial rib (38) is provided for contacting the supporting surface at each lateral side of the main ribs. The sacrificial rib (38) is separated from the main ribs (32, 34, 36) by a narrow shoulder groove (48) having a groove width not greater than about 1.5 millimeter. The sacrificial rib (38) has a surface width in the range of about 2.5 percent to about 12 percent of said tread width. The sacrificial rib (38) has a recess defined by a radial offset from a transverse or lateral profile of the main ribs (32, 34, 36). The offset has a value in the range of about 0.50 millimeter to about 2.0 millimeters when the tire is new. A shape factor is used for defining the shape of the sacrificial rib (38) where the shape factor has a value between about 0.10 and 0.50.
Patent CA-2274572-A1 (CA)
Inventor: KLEIN BERNIE
IPC: H04M1/72421
Filed: 1999-06-07
Abstract: A wireless security alarm system providing reliable two-way communication between a base unit and a plurality of peripheral devices, including both sensors and alarm indicators, which may be implemented into a corded or cordless telephone or as a stand-alone system. The system of the invention provides a large number of channels for monitoring both intrusion and environmental conditions, and can include emergency dialing capabilities for the elderly or small children. A monitoring service can monitor the premises, and upon detecting an alarm condition to process audio and/or video data allowing the monitoring service to watch and/or listen to events occurring within the premises and dispatch an appropriate emergency response, and to communicate with persons within the premises during an emergency. The peripherals used in system of the invention can be configured through the base unit and automatically or remotely reconfigured if the controller detects attempts to tamper with peripherals or jam the signals to the base unit. The main controller serves as both a multi-function telephone and the central processing unit of the alarm system. An LCD display displays system status and other desired indicators, and the telephone keypad is used for data entry and activation or deactivation of the alarm system (optionally with a separate key fob remote control). A cellular, pager or two-way radio connection backup may be provided in case of sabotage or failure of the telephone line. Connection to a local or remote personal computer is also available.
Patent CA-2275032-A1 (CA)
Title: A male condom
Inventor: DELANEY GREGORY PATRICK
IPC: A61F6/04
Filed: 1997-11-27
Abstract: A male condom (10) comprises a flexible sheath (14) to receive the glans of the penis and a wide elastomeric belt (12) to lie around and grip the penis immediately behind the glans. In one embodiment the part of the penis behind the belt (12) is left bare while in another embodiment one or two elements (24) connect the wide elastomeric belt (12) to a further belt (26) intended to lie around the base of the penis.
Patent CA-2276733-A1 (CA)
Inventor: DELOVITCH TERRY L
IPC: C07K16/28
Filed: 1998-01-12
Abstract: L'invention porte sur des procédés et des compositions visant à prévenir le développement de maladies auto-immunes chez des sujets sensibles et à prolonger l'acceptation des greffes de tissus par l'administration d'un agoniste de récepteur costimulant CD28 des lymphocytes T.
Patent CA-2277608-A1 (CA)
Title: Lubricant oil composition for internal combustion engines
Inventor: YONEDA MAKOTO
IPC: C10N20/04
Filed: 1999-07-15
Abstract: The lubricating oil of the present invention exhibits an excellent effect of agglomerating solid impurity particles it contains to a sufficiently large size as to be captured and removed by an oil filter.
Patent CA-2279180-A1 (CA)
Inventor: HAHN JAMES R
IPC: C01B33/16
Filed: 1998-02-18
Abstract: The present invention is hydrophobic organosilicate-modified silica gels and a method for their preparation under neutral conditions.  The method comprises two steps, where in the first step the pH of an organosilicate-modified silica hydrosol is adjusted with a base to within a range of pH 3 to pH 7 to facilitate formation of an organosilicate-modified silica hydrogel. In the second step, the organosilicate-modified silica hydrogel is contacted with an organosilicon compound in the presence of a catalytic amount of a strong acid to effect hydrophobing of the organosilicate-modified silica hydrogel to form a hydrophobic organosilicate-modified silica gel having a surface area within a range of 100 m2/g to 850 m2/g in the dry state. In a preferred process, the hydrophobic organosilicate-modified silica hydrogel is contacted with a sufficient quantity of a water-immiscible organic solvent to convert the hydrophobic organosilicate-modified silica hydrogel into a hydrophobic organosilicate-modified silica organogel. A water soluble compound of cerium or iron may be added in the second step to improve the heat stability of the hydrophobic organosilicate-modified silica gel.
Patent CA-2285962-A1 (CA)
Inventor: MULES ANDREW JOHN BRANDON
IPC: A61J11/04
Filed: 1998-04-09
Abstract: A disposable drinking container (10) having a nipple so as to be particularly suitable for use by infants. The drinking container has a container body (12) in the form of a small bottle or the like which is pre-filled with a drinking liquid, and a container closure (20). The container closure includes a flexible suckling nipple (25) for delivering drinking liquid from within the container body. The nipple is held to the container body by a cap rim (24) and the closure further includes a sealing portion (28) which initially seals the container and shields the nipple from contamination. The sealing portion is removable to expose the nipple for use. In one form the sealing portion may comprise a projection which is integrally formed with the cap rim, and frangibly detachable therefrom. In another form the sealing portion comprises a flexible disc which is sealed around a central aperture of the cap rim. The nipple may be adapted to be at least partially collapsible into the container body whilst the sealing portion is in place.
Patent CA-2287191-A1 (CA)
Inventor: MALONE RONALD F
IPC: C02F3/06
Filed: 1998-04-16
Abstract: A floating media bioclarifier having energy efficient and water conserving backwashing. The bioclarifier includes a filter chamber (12) fluidly connected to a charge chamber (13) adapted for accumulating air. A trigger device (24) positioned between the charge chamber and the filter chamber selectively allows the flow of air from the charge chamber to the filter chamber. The backwash cycle is initiated by the trigger device allowing air to escape from the charge chamber and agitate the floating media (15). Simultaneously, water from the filter chamber flows into the charge chamber. After the trigger device closes, air accumulates again in the charge chamber.
Patent CA-2289471-A1 (CA)
Inventor: WANG XIN-MIN
IPC: C12Q1/6886
Filed: 1998-06-09
Abstract: The present invention provides a new method for diagnosing and treating cancers, endometriosis and endometrial fibroids. Further provided are therapeutic agents and pharmaceutical compositions for treating cancers, endometriosis and endometrial fibroids.
Patent CA-2289490-A1 (CA)
Title: Procede et compositions pour traiter l'hyperlipidemie et d'autres etats pathologiques
Inventor: SENNITT MATTHEW V
IPC: A61K38/31
Filed: 1998-05-13
Abstract: Cette invention se rapporte à un procédé pour traiter l'hyperlipidémie et pour réduire la concentration de triacylglycérols, de glycérol et de cholestérol dans le corps d'un patient. Ce procédé consiste à administrer au patient une quantité thérapeutiquement efficace d'un agoniste de somatostatine sélectif de type 5. Une composition pharmaceutique comprenant cet agoniste et ce produit est utilisée dans la préparation de la composition servant à traiter l'hyperlipidémie ou à réduire la concentration de triacylglycérols, de glycérol et de cholestérol dans le corps d'un patient.
Patent CA-2289662-A1 (CA)
Inventor: HANSEN EJNER BJORN
IPC: F24C1/00
Filed: 1998-02-17
Abstract: Apparatus with a chamber (1) serving for a heat treatment of a particular food product (11), which for example can be pre-processed potato pieces which are to be prepared as French fried potatoes, and therefore have a content of evaporable substances, such as fat. In the chamber (1) is a grid (10) for, during operation, carrying the product, and one or more quartz lamps (23) for generating heat for the process. The chamber (1) is furthermore fitted with an air shaft (34) which via a filter device connects the chamber (1) to the open.  Above the grid (10) is placed a cabinet (20) which is open at the bottom, for mounting the quartz lamps (23). The cabinet (20) is via an inlet duct (26) connected to the open. In the inlet duct (26) is placed a ventilator (28) for sending an air current into the cabinet (20) via the inlet duct (26). The air acts as a shield which keeps for example fat vapours at a distance so that they cannot come into contact with the quartz lamps (23) and disintegrate in the high temperature of these. Thereby, it is prevented that unhealthy and malodorous substances are produced during the process. The air shield furthermore cools the quartz lamps (23) which thereby will attain a long life.
Patent CA-2289904-A1 (CA)
Title: Compact veneer based on polyisocyanate polyaddition products
Inventor: ROCHE PETER
IPC: C08G18/79
Filed: 1999-11-18
Abstract: A compact veneer is based on a reaction mixture comprising a) isocyanate, b) as compounds which are reactive toward isocyanates, a mixture (b1), comprising: b11)from 50 to 90% by weight, based on the weight of the mixture (b1), of a polyester polyalcohol having a mean functionality of from 2 to 2.5 and a molecular weight of from 500 to 4000, b12) from 0 to 20% by weight, based on the weight of the mixture (b1), of a bifunctional chain extender, b13) from 0 to 30% by weight, based on the weight of the mixture (b1), of polyether polyalcohols having a functionality of from 1.5 to 5 and a molecular weight of from 150 to 7000, c) catalysts and/or d) auxiliaries and/or additives.