baber/WOPTO huggingface dataset:
Patent CA-2569408-A1 (CA)
Inventor: HUA XUANDONG
IPC: H04J14/02
Filed: 2005-04-28
Abstract: A method (1600) and apparatus (100) for filter spectrum (700) deconvolution and reshaping include providing (1602) a filter output (214) of a spectrum signal (212) and determining (1604) the intensity and wavelength of the spectrum signal (212) at each spectral peak. The filter output (214) is characterized (1606) as an integral of convolution of a spectrum signal function (216) and a filter function (218). Transformation are then performed (1608) on the filter output (214) to deconvolve and remove (1610) the undesirable filter function (218) and add a desirable filter function (502) to reshape the output filter spectrum (700).
Patent CA-2569603-A1 (CA)
Inventor: CORFE PHILLIP G
IPC: A01G23/091
Filed: 2006-12-13
Abstract: A ring saw includes a disc body having a circumferential edge with a first circumferential bearing groove. A cutting ring is mounted for rotation about the circumferential edge of the body. The cutting ring has an inner annular surface that carries both a circumferential gear profile and a second circumferential bearing groove. Ball bearings are positioned in side by side relation in a circumferential bearing race defined by the first circumferential bearing groove and the second circumferential bearing groove. A  circumferential seal is provided between the body and the cutting ring, which is adapted to prevent abrasives from entering into the bearing race and interfering with ball bearings. At least one driving gear is carried by the body and engaged with the circumferential gear profile to impart rotational movement to the cutting ring.
Patent CA-2570450-A1 (CA)
Inventor: AUST DUNCAN T
IPC: A61K8/58
Filed: 2005-06-16
Abstract: A topical pharmaceutical aerosol foam containing liquid silicones to enhance cosmetic elegance. Although liquid silicones are inherent defoamers, a high quality, stable foam is produced.
Patent CA-2571505-A1 (CA)
Title: New mao-b inhibitors
Inventor: RODRIGUEZ-SARMIENTO ROSA MARIA
IPC: A61K31/277
Filed: 2005-06-15
Abstract: The invention relates to compounds of the formula and their pharmaceutically acceptable salts wherein R<SUP>1</SUP>, R<SUP>2</SUP>, R<SUP>3</SUP>, R<SUP>4</SUP>, R<SUP>5</SUP>, n, m, and o are as defined in the specification. The compounds are selective monoamine oxidase beta inhibitors and are useful for the treatment and prevention of Alzheimer's disease and senile dementia, as well as other CNS disorders. The invention also relates to processes for preparing such compounds and pharmaceutical compositions containing them.
Patent CA-2573489-A1 (CA)
Title: Wellhead assembly for hydraulic pumping system
Inventor: VUONG CUONG CHI
IPC: E21B33/03
Filed: 2007-01-09
Abstract: A wellhead assembly to seal and suspend an in-casing hydraulic drive unit for a downhole pump, including one or more pressure-containing wellhead body members with a vertical bore and a production bore at its uppermost portion. A  hydraulic pump hanger is retained and sealed in the vertical bore. The hydraulic pump hanger, formed in one or more parts, suspends and seals the hydraulic cylinder, includes a bore extending vertically therethrough, forms at least one hydraulic line to communicate with the hydraulic fluid supply lines, forms a hydraulic inlet port to each hydraulic line, and provides a check valve sealed in each hydraulic inlet port. The wellhead body member(s) includes a stem port aligned with each hydraulic inlet port, with a valve actuating stem sealed in each stem port to actuate each check valve between a normally closed position and an open position. The wellhead body member(s) also includes hydraulic injection port(s) formed to supply hydraulic fluid to each hydraulic inlet port.
Patent CA-2577304-A1 (CA)
Inventor: JOHNSTON NORMAN W
IPC: C23C16/06
Filed: 2005-08-02
Abstract: L'invention porte sur un procédé de revêtement d'un substrat à la pression atmosphérique. Ce procédé consiste à vaporiser une masse contrôlée de matériau semiconducteur sensiblement à la pression athmosphérique à l'intérieur d'un flux gazeux inerte chauffé afin de créer un mélange de fluides dont la température est supérieure à la température de condensation du matériau semiconducteur, à diriger le mélange de fluides sensiblement à la température atmosphérique sur le substrat dont la température est inférieure à la température de condensation du matériau semiconducteur, et à déposer une couche du matériau semiconducteur sur une surface du substrat.
Patent CA-2577337-A1 (CA)
Title: Improved led flashlight
Inventor: O'FARRELL JOHN K
IPC: H01M50/519
Filed: 2005-08-10
Abstract: A lighting device with improved optical performance and efficiency is provided. The lighting device includes a source of energy, a light source, a reflector and a holder. The reflector has a first open end, a second end, and a parabolic profile extending between the first open end and second end. The focus of the parabolic profile is located outside of the profile. The reflector may also be movable relative to the light source. The lighting device may include a circuit that delivers a pulsed or thermally compensated pulsed current to the light source. The light device may also include a heat sink housing.
Patent CA-2577797-A1 (CA)
Title: An external urinary catheter
Inventor: NIELSEN JESPER TOUBORG
IPC: A61F5/453
Filed: 2005-08-30
Abstract: An external urinary catheter comprises a sheath portion (1) and a tip portion (2) for receiving a connector. The tip portion (2) is attached to one end of the sheath portion (1) and comprises a seizing area (4) intended for seizing and subsequent guidance of said tip portion (2). The seizing area (4) comprises friction-increasing means (4b), e.g. in the form of ribs or grooves.
Patent CA-2584082-A1 (CA)
Title: Method and apparatus for providing mutual authentication between a sending unit and a recipient
Inventor: VOICE CHRISTOPHER BRIAN
IPC: B42D15/10
Filed: 2005-01-21
Abstract: A method and apparatus for providing mutual authentication between a user and a sending unit, (i.e. target resource) in one embodiment, includes determining, for a user that has been assigned an article, such as a card or other suitable article that has indicia thereon, desired sender authentication information that corresponds to actual sender authentication information that is embodied on the article. The sender authentication information can be located on the article by using the location information provided by the sending unit in a challenge. The method includes determining for the user, corresponding article identification information, such as a serial number that has been assigned to the article, or a shared secret, and sending a challenge for the user wherein the challenge includes at least location information, to allow the user to identify desired sender authentication information located on the article, and sending the article identification information.
Patent CA-2584328-A1 (CA)
Title: Phosphodiesterase 4 inhibitors
Inventor: HOPPER ALLEN T
IPC: C07D417/12
Filed: 2005-10-20
Abstract: Selective PDE4 inhibition is achieved by novel compounds, e.g., 4-(substituted-phenyl)-2-pyrrolidinone compounds. The compounds of the present invention are of formula (I) wherein R1, R2, and R3 are as defined herein. The disclosure also relates to methods of preparing such compounds, compositions containing such compounds, and use for treating cognition impairment memory impairment, psychosis, schizophrenia, depression, allergic or inflammatory disease, chronic obstructive pulmonary disease, neurodegeneration, stroke, Alzheimer~s disease, multiple sclerosis.
Patent CA-2585685-A1 (CA)
Title: Raccord de courroie thermoplastique
Inventor: MOL EDWARD T
IPC: B65G15/32
Filed: 2005-11-02
Abstract: L'invention porte sur un raccord de courroie thermoplastique denté (10, 50) permettant de fabriquer une courroie sans fin (12), qui comprend deux feuilles (20, 22, 58, 60) aptes à être reliées entre elles de manière articulée par des joints d'articulation (28, 30, 60, 62) le long d'une ou deux dents (38, 52, 54). Chaque joint d'articulation (28, 30, 60, 62) est percé d'un trou (42, 72) qui s'étend à travers des parties dents (39) de manière que lorsque les trous (42, 72) sont alignés, une broche (32, 74) peut s'étendre à travers les trous (42, 72) pour former une charnière à l'emplacement des dents (38, 52, 54). Les feuilles (20, 22, 58, 60) peuvent être ajoutées aux extrémités d'une courroie thermoplastique (12) afin de permettre la fabrication d'une courroie sans fin.
Patent CA-2585862-A1 (CA)
Inventor: CORDES KEVIN
IPC: A61B17/58
Filed: 2005-08-31
Abstract: A device for performing a surgical procedure on a knee includes an adjustable femoral portion, a tibial portion and at least one sensor coupled with the femoral and/or tibial portions to sense pressure exerted by the femoral and tibial portions against one another. The femoral portion is adapted for removably coupling with a distal end of a femur to adjust tension in soft tissue adjacent the knee and has at least one positioning feature adapted to move relative to the distal end of the femur as the femoral portion is adjusted, thus helping position a femoral prosthetic on the distal end of the femur. The sensor(s) may be adapted to sense pressure at medial and lateral sides of the knee, and relative pressures may be displayed as data on a visual display. Adjustments to the femoral member may be made to balance pressure at flexion and extension of the knee.
Patent CA-2586948-A1 (CA)
Inventor: MARTIN ROBIN
IPC: A61M3/02
Filed: 2005-10-28
Abstract: An apparatus for cleansing wounds in which irrigant fluid from a reservoir connected to a conformable wound dressing and wound exudate from the dressing are moved by a device (which may be a single pump or two pumps) for moving fluid through a flow path which passes through the dressing and over a biodegradable scaffold in contact with the wound bed (which encourages healing tissue growth from the wound bed). The apparatus has means (which includes the device(s)) for providing simultaneous aspiration and irrigation of the wound.  A dressing assembly including the dressing and the scaffold, and the dressing and a method of treatment using the apparatus.
Patent CA-2588026-A1 (CA)
Title: Methods and compositions for rna interference
Inventor: SIOLAS DESPINA C
IPC: C12N15/10
Filed: 2005-11-23
Abstract: The present invention provides methods for attenuating gene expression in a cell, especially in a mammalian cell, using gene-targeted double stranded RNA  (dsRNA), such as a hairpin RNA. The dsRNA contains a nucleotide sequence that hybridizes under physiologic conditions of the cell to the nucleotide sequence of at least a portion of the gene to be inhibited (the ~target~ gene).
Patent CA-2588401-A1 (CA)
Inventor: CLAGETT-DAME MARGARET
IPC: A61P37/00
Filed: 2005-11-18
Abstract: This invention discloses 17,20(Z)-dehydro vitamin D analogs, and specifically 17(Z)-1a,25-dihydroxy-17(20)-dehydro-2-methylene-19-nor-vitamin D3and pharmaceutical uses therefor. This compound exhibits pronounced activity in arresting the proliferation of undifferentiated cells and inducing their differentiation to the monocyte thus evidencing use as an anti-cancer agent and for the treatment of skin diseases such as psoriasis as well as skin conditions such as wrinkles, slack skin, dry skin and insufficient sebum secretion. This compound also may be used to treat autoimmune disorders and inflammatory diseases in humans as well as renal osteodystrophy and obesity.  This compound also has significant calcemic activity making it a therapeutic agent for the treatment or prophylaxis of osteoporosis, osteomalacia, renal osteodystrophy and hypoparathyroidism.
Patent CA-2589659-A1 (CA)
Inventor: WEISS ROBERT
IPC: B21C23/14
Filed: 2007-05-23
Abstract: A method is provided for cold forming center web or webless tapered piston pins in one forming sequence. The method eliminates secondary operations such as but not limited to machining, annealing, coating and secondary forming.    The method includes the steps of cutting a metal rod into a substantially cylindrical slug piece, die extruding the slug piece to form a first cavity in the slug piece, optionally die extruding the slug piece to form a second cavity in the slug piece, piercing the slug piece to form the slug piece into a hollow cylindrical piece, die extruding the hollow cylindrical piece at either end to form a hollow cylindrical piece having a taper on an internal surface of the hollow cylindrical piece at either end.
Patent CA-2590155-A1 (CA)
Inventor: SKOTNICKI JERAULD
IPC: C07D498/22
Filed: 2005-12-15
Abstract: The present invention provides compounds of the following structure, wherein R1, R2, R4, R4~, R6, R7, and R15 are defined above: These compounds are useful in treating neurological disorders or complications due to stroke or head injury; benign or malignant neoplastic disease, carcinomas and adenocarcinomas; proliferative disorders; and inflammatory disorders. The compounds are therefore useful as neuroprotective and neurogenerative, anti-proliferative, and anti-inflammatory agents.
Patent CA-2590758-A1 (CA)
Title: Tactical flexible fibre optic splice enclosure and method of installation
IPC: G02B6/255
Filed: 2007-06-07
Abstract: The present invention relates to fibre optics and more particularly to flexible, durable, fibre optic splices, and methods of installing such splices. One embodiment of the invention comprises a fibre optic splice comprising: a flexible central tensile member; a flexible helical wrapping positioned about the flexible central tensile member; and an outer protective jacket positioned about the flexible helical wrapping. The flexible central tensile member and the flexible helical wrapping define a splice enclosure to accommodate optical fibres of the splice, at least a portion of the optical fibres being arranged in a generally helical orientation within the splice enclosure.
Patent CA-2597951-A1 (CA)
Inventor: GROSECLOSE RHEA G
IPC: B05D1/28
Filed: 2007-08-17
Abstract: A single-layer coating and a multi-layered water-borne surface coating system that can be applied as a decorative surface coating by professional painting contractors, and do-it-yourself home remodelers, on interior decorative surfaces (e.g., walls, ceilings, partitions, archways, etc.) that provides a reflective "sparkling" finish once it has air dried. The continued development of new and different architectural coatings products has been a prime focus for all coating manufacturers. The development of specialized coating products that can be applied by both the professional painting contractors and experienced do-it-yourself home remodelers has been the focus of much attention and development. The interior decorative surface coating, described herein is uniquely qualified to fill this very important niche market.
Patent CA-2598966-A1 (CA)
Inventor: SALL AMADOU ALPHA
IPC: G01N33/566
Filed: 2007-09-07
Abstract: The present invention relates to the field of arbovirosis caused by Chikungunya virus (CHIK). The present invention specifically concerns anti-CHIK monoclonal antibodies (MAbs), and more specifically anti-CHIK.E2 MAbs and their use as diagnostic products in methods for detecting the presence or absence of a CHIK strain.
Patent CA-2600027-A1 (CA)
Title: Method for liquefaction of a stream rich in hydrocarbons
Inventor: SCHMIDT HANS
IPC: F25J1/02
Filed: 2006-02-28
Abstract: The invention relates to a method for liquefaction of a stream rich in hydrocarbons, whereby the liquefaction of the stream (X, X' ) rich in hydrocarbons is carried out in heat exchange (E) with a three- or multi-component refrigerant mixture, the compression of the refrigerant mixture stream (4, 7) is carried out by means of an at least two-stage compression (Cl, C2), before the cooling (E) and the refrigerating expansion (a, b c) of the refrigerant mixture, a separation (D) of the refrigerant mixture into a higher boiling (5) and a lower boiling refrigerant fraction (2) is carried out and the higher boiling (5) and the lower boiling refrigerant fraction (2) are introduced (4, 7) to the compression (Cl, C2) after the refrigerating expansion (a, b, c) at the warm end of the heat exchanger (E).
Patent CA-2603345-A1 (CA)
Inventor: BOHN PIERRE
IPC: C07D413/04
Filed: 2006-03-29
Abstract: The invention is related to compound which comprises at least one radical C=Y, Y being O or S, and an oxidable and non protonable nitrogen atom N wherein the distance (d) between the at least one carbon atom of the radical group C=Y and the nitrogen atom, when oxidized, is comprised between 0.3 and 0.8 nanometers.  The invention is related to new heterocyclic compounds defined by formula G, their preparation, to pharmaceutical compositions comprising them and to their use as therapeutic agents, particularly in the treatment of neurodegenerative or Alzheimer disease.
Patent CA-2604122-A1 (CA)
Inventor: CRAWFORD JAMES T III
IPC: A63F13/00
Filed: 2006-05-23
Abstract: An electronic gaming system has a plurality of tables each having a plurality of electronic player interaction areas (EPIA's) spaced preferably about a table periphery so that a gaming player locates oneself in front of a respective EPIA to play a game. A computer-based controller of the system assigns any one of preferably a variety of games to any one table. The player is then free to choose what game he/she desires to play by picking a particular table. The gaming system has a host console that communicates with each EPIA via the controller for managerial control of the plurality of tables. A software-based hospitality feature is integrated into the electronic gaming system for logging players in and out of a game, monitoring and recording of game play, enabling efficient waiter service, assisting security personal and preferably establishing confidential communications with the floor manager or host.
Patent CA-2604438-A1 (CA)
Inventor: HOWLETT PAUL
IPC: E21B17/05
Filed: 2006-04-18
Abstract: A swivel sub (10) for connection in a work string between a workstring and a downhole apparatus is disclosed. The sub has a first substantially cylindric al body (12), including a sleeve portion (22) having one or more teeth (46) and a second - substantially cylindrical body (28) being partially located within the sleeve portion. The bodies are arranged to rotate relative to each other . A sliding sleeve (48), having one or more teeth (56) arranged mutually engag e with the first teeth is axially moveable between disengaged and engaged positions, in one embodiment by a pressure differential being created in the sub. Methods of running the tool are described, with particular application to setting and hanging of liners and screens. The invention also offers advantages for drilling applications.
Patent CA-2605791-A1 (CA)
Title: Bioabsorbable device having encapsulated additives for accelerating degradation
Inventor: LANDAU GEORGE
IPC: A61L31/12
Filed: 2007-10-04
Abstract: A medical device has a structure made of one biodegradable and/or bioabsorbable material. A degradation additive is encapsulated by another biodegradable and/or bioabsorbable material forming a nanoparticle or microparticle. The nanoparticle or microparticle is together with the one biodegradable and/or bioabsorbable material of the structure. The other biodegradable and/or bioabsorbable material of the nanoparticle or microparticle has a degradation rate that is faster than a degradation rate of the one biodegradable and/or bioabsorbable material. The structure experiences a period of accelerated degradation upon release of the degradation additive from the nanoparticle or microparticle.
Patent CA-2611058-A1 (CA)
Inventor: ZAHND JUERG
IPC: B30B5/02
Filed: 2006-06-01
Abstract: A machine (1) for producing flat elements (4) made of a laminate, comprises a heater plate (5), an advancing member for the elements, and an upper section which can move perpendicularly to the heater plate. A membrane is located on the upper section (8), and a separation film is located between the membrane and the plate. The film is divided into sections, and each section is retained on a single edge perpendicular to the transport direction.
Patent CA-2611866-A1 (CA)
Inventor: JONES PAUL G
IPC: A61K31/7048
Filed: 2006-06-29
Abstract: The invention relates to compositions, such as pharmaceuticals, foods, food additives, or dietary supplements, containing a flavanol, an A-type procyanidins, a B-type procyanidin or a derivative thereof, and methods of use thereof, for treatment and/or prevention of occlusive thrombosis and related conditions.
Patent CA-2612650-A1 (CA)
Inventor: PILON MICHAEL E
IPC: A61B46/27
Filed: 2007-11-23
Abstract: A sterile drape for use with a magnet of a magnetic resonance imaging is formed from a generally cylindrical sheet of a fabric. This is collapsible into an annulus and can be expanded axially to line the interior of the bore of the magnet.  End flaps can close the ends of the bore and folded outwardly to cover the end faces of the magnet. The sheet can be supported by a wire or other support and can be stored on the magnet and end covers or in a ceiling suspended container.
Patent CA-2614070-A1 (CA)
Title: Cathepsin cysteine protease inhibitors
Inventor: CRANE SHELDON N
IPC: C07D231/12
Filed: 2006-07-05
Abstract: This invention relates to a novel class of compounds, represented by the formula below, wherein the meanings of R1 , R2 and R3 are indicated therein, which are cysteine protease inhibitors, including but not limited to, inhibitors of cathepsms K, L, S and B These compounds are useful for treating diseases in which inhibition of bone resorption is indicated, such as osteoporosis, osteoarthritis and rheumatoid arthritis.
Patent CA-2614589-A1 (CA)
Inventor: STENGER JENNIFER L
IPC: B32B5/06
Filed: 1998-07-15
Abstract: A reinforced composite structure is disclosed. The structure is formed by opposed layers of material extending over a core and continuous bundles stitched in a repeating pattern through the opposed layers and the intermediate core to form the reinforced composite structural member.
Patent CA-2614873-A1 (CA)
Title: Cold-cathode fluorescent lamp assembly for lighting applications
Inventor: BLIER DAVID
IPC: G09F13/18
Filed: 2004-08-27
Abstract: A compact and cost-efficient lamp assembly includes cold-cathode fluorescent lamps in a variety of edge-lit display sign applications, specifically, in edge-lit emergency lighting signs. The lamp assembly includes in one self-contained module a lower housing unit and an upper housing unit shaped to cover the lower housing unit. The lower housing unit is divided into a lower frame and an upper frame disposed on top of the lower frame. The upper frame has at least two inverters disposed within. The lower frame is a parabolic shaped reflector frame supporting at least two cathode lamps in line with the two inverters, each of which is connected to each lamp for providing high voltage to power up the lamps. Additionally, an edge-lit panel having a front and back side is disclosed. The back side includes a semi-transparent frosted surface with a white opaque lamination glued on the frosted surface. A legend is printed on the front side using a first white layer and a colored second layer of semi-transparent materials. When light passes through the first layer it is split so that part of the light is reflected back into the panel and the other part of the light illuminates the second colored layer.