baber/WOPTO huggingface dataset:
Patent CA-2337232-A1 (CA)
Inventor: CHANG CHIN-FONG
IPC: C22C5/04
Filed: 1999-07-13
Abstract: A spark plug and method of making same, wherein the spark plug includes a platinum alloy tip portion which takes the form of a rivet or a sphere. The tip portion is annealed in an annealing furnace at a temperature between abo ut 700~-1400 ~C for a time between about 5-30 minutes. The annealed tip portion  is then resistance welded to an electrode of the spark plug. The annealing provides the tip portion with added resistance to corrosion and attack by lead. Preferred embodiments of the spark plug tip material comprise 80 % platinum - 20 % rhodium; 80 % platinum - 20 % iridium; 96 % platinum - 4 % tungsten; and Pt (bal) - Ir (a) %-W(b) %, where "a" ranges from about 15 to 19 percent by weight; "b" ranges from about 1 to 4 percent by weight, and the balance is comprised of platinum and incident impurities, and wherein the su m of iridium and tungsten present ranges from about 16 to 19.
Patent CA-2337360-A1 (CA)
Title: Selective mesh refinement
Inventor: GIOIA PATRICK
IPC: G06T19/00
Filed: 1999-08-03
Abstract: The invention concerns a method for coding an original mesh (M) representing a three-dimensional object, which consists in determining a simple meshing (M0) having a reduced number of defined faces each defined by vertices and edges, then coefficients in a wavelet base of a function (f) whereof said source mesh is the image defined on said simple mesh (M0), so as to supply successive refined meshes (M j). The method is characterised in that each of the faces of said meshes (M j) is subdivided into a limited number of facets to form the higher level mesh (M j+1), the subdivisions of said surface corresponding only to those required for observing an affinity condition of said function (f) on said face. The invention also concerns the corresponding method for reconstructing the mesh.
Patent CA-2337767-A1 (CA)
Title: Flame retardant microporous polymeric foams
Inventor: DYER JOHN COLLINS
IPC: C08J9/28
Filed: 1999-07-16
Abstract: Disclosed are microporous, open-celled polymeric foams formed by polymerizin g a high internal phase water-in-oil emulsion comprising a continuous oil phase and discontinuous water phase where the fo am has a Limiting Oxygen Index (LOI) value of at least about 18 %. Such foams are commonly known in the art as "HIPEs". The foams have a variety of flame retardant applications, including use in insulation.
Patent CA-2339753-A1 (CA)
Inventor: YAMAZAKI YUKO
IPC: H04N5/445
Filed: 2001-03-02
Abstract: The present invention detects that a viewed broadcast program becomes unviewable due to a viewing restriction and automatically selects another predefined viewable broadcast program. The present invention also uses the same screen to display a message notifying that a viewed broadcast program becomes unviewable due to a viewing restriction and a selected viewable broadcast program.
Patent CA-2341790-A1 (CA)
Title: Tire pressure display device
Inventor: ACHTERHOLT RAINER
IPC: B60C23/04
Filed: 2001-03-21
Abstract: With a tire pressure display device for a vehicle having several wheels, each monitored tire is provided with an electronic module (integrated pressure sensor with measuring and control electronics, said sensor being coupled to a high- frequency transmitter/receiver means). Away from the wheels, there is at least another high-frequency transmitter/receiver means coupled to a microprocessor (master means), that can exchange high-frequency radiograms with each module means in the interrogation-response mode. In addition, a remote control locking means (1) is present for activating a locking system on the vehicle. The triggering of a control command effectuated on the remote control locking means (1) for activating the locking system also activates the master means which then initializes the module means.
Patent CA-2342683-A1 (CA)
Title: Test methods and devices
Inventor: COLEY JOHN
IPC: C12N5/10
Filed: 2001-04-02
Abstract: A method and test device for differentiating between states of an analyte that can exist in different forms, such as follicle stimulating hormone (FSH). The method or test device uses a pair of specific binding agents, especially monoclonal antibodies, in two assays for the same analyte. The assays, applied to contemporaneous samples, differ from one another in format, one being a two step assay and the other being one step. A novel pair of anti-FSH monoclonal antibodies that can be used together in two such assays to differentiate pre-menopausal and post-menopausal FSH samples is disclosed.
Patent CA-2347328-A1 (CA)
Inventor: WENZ ROBERT
IPC: A61K6/838
Filed: 2001-05-10
Abstract: The invention describes biodegradable calcium phosphate cements, in particular mixtures of calcium phosphate-containing powders of different stoichiometric composition, the precipitated hydroxylapatite present being a cation-deficient hydroxylapatite of the formula 1, with the result that the mixtures have improved properties with regard to compressive strength.
Patent CA-2348727-A1 (CA)
Inventor: IYER SUBRAMANIAN
IPC: A61K35/54
Filed: 1999-10-20
Abstract: A method for increasing weight gain and feed efficiency in a subject animal, whether that subject animal is healthy or suffering from a disease resulting in weight loss, such as cachexia. The method consists of the administration of an effective amount of hyperimmunized egg product.
Patent CA-2350119-A1 (CA)
Title: System for automatically matching buyers and sellers via network and the method of the same
Inventor: DAM XI-NAM
IPC: G06Q30/06
Filed: 2001-06-08
Abstract: The automatically matching buyer and seller system comprises a processing unit to match buyer and sell orders transmitted via a network. A storage device is coupled to the processing unit to store a potential client database and item database, wherein the potential client database includes buyer satisfaction data provided by a buying party, wherein the item database includes seller satisfaction including quotation and item under sold provided by a selling party. A monitor is coupled to the processing unit and the storage device to monitor the satisfaction of the selling party and the buying party. A transaction generator is coupled to the processing unit and the storage device to generate a transaction if the buyer and seller satisfactions are match. A forwarding module is responsive to the satisfactions matching to forward to the buying party.
Patent CA-2351980-A1 (CA)
Inventor: VINCENS MONIQUE
IPC: A61P3/00
Filed: 1999-11-19
Abstract: The invention concerns the use of DHEAS for making a pharmaceutical composition designed to increase the number of NMDA receptors in a mammal's brain.
Patent CA-2352380-A1 (CA)
Title: Injection moldable conductive aromatic thermoplastic liquid crystalline polymeric compositions
Inventor: ANDRIN PETER
IPC: H01M8/02
Filed: 2000-01-19
Abstract: A method for making a shaped article or a shaped article having a volume resistivity of less than 10-2 ohm-cm with a desired combination of properties and processibility in an injection moldable composition. In particular the shaped articles formed include injection molded bipolar plates as current collectors in fuel cell applications.
Patent CA-2358757-A1 (CA)
Inventor: MOODY RON H
IPC: B32B1/08
Filed: 2001-10-11
Abstract: A multilayer automotive hose includes an innermost layer of elastomer material, and a separate outermost layer of elastomer material, each including between about 40% and about 80% vinylacetate by weight in a copolymer. The elastomer layers are formed by an extrusion process. The vinylacetate is copolymerized with polyethylene. Each of the elastomer layers has a fully saturated backbone. As a result, each of the innermost and outermost layers is a non-thermoplastic elastomer.
Patent CA-2360096-A1 (CA)
Title: Tertiary amide terminated polyamides and uses thereof
Inventor: PAVLIN MARK S
IPC: A61Q1/02
Filed: 2000-01-04
Abstract: A low molecular weight, tertiary amide terminated polyamide may be blended with a liquid hydrocarbon to form a transparent composition having gel consistency. The tertiary amide terminated polyamide may be prepared by reacting "x" equivalents of dicarboxylic acid wherein at least 50 % of those equivalents are from polymerized fatty acid, "y" equivalents of diamine such as ethylene diamine, and "z" equivalents of a monofunctional reactant having a secondary amine group as the only reactive functionality. The stoichiometry of the reaction mixture is preferably such that 0.9 <= {x/(y+z)} <= 1.1 and 0.1 <= {z/(y+z)} <= 0.7. The gel contains about 5-50 % tertiary amide terminated polyamide, with the remainder preferably being pure hydrocarbon. The gels are useful in formulating personal care products and other articles wherein some degree of gel-like or self-supporting consistency is desired.
Patent CA-2360345-A1 (CA)
Title: An amplifier circuit for correction of interference in the output signal
Inventor: DOMENSINO HENDRIKUS JOHANNES J
IPC: H03F3/217
Filed: 2000-01-12
Abstract: An amplifier circuit for amplifying electric signals, comprising controllable switching means for generating a block wave signal whose amplitude varies between first and second supply voltage values during operation, filter means for filtering the block wave signal so as to produce an output signal. The filter means comprise a self-inductance and a capacitance. The amplifier circuit furthermore comprises modulating means for pulse width modulation of the block wave signal by driving the switching means in response to an input signal to be amplified, and correction means for providing from a reference value derived from the input signal and an output signal value proportional to the output signal a correction signal for controlling the modulating means. In order to correct for interferences in the output signal, means are provided for deriving a reference current from the input signal as well as means for providing a filter capacitance current proportional to the current through the filter capacitance. The correction means are arranged for providing a current correction signal from the reference current and the filter capacitance current.
Patent CA-2361507-A1 (CA)
Inventor: HENG MENG HONG
IPC: C30B7/00
Filed: 2000-03-03
Abstract: La présente invention concerne un procédé de cristallisation selon lequel une température de base est sélectionnée de manière à obtenir un cristal avec une morphologie désirée (par exemple carrée). Un changement de température est alors introduit, dans la mesure où ce changement ne suffit pas à induire une plus grande nucléation, où les cristaux continuent de s'agrandir de la manière désirée mais avec une cinétique différente, par exemple un taux de cristallisation plus élevé. On obtient avec ce procédé un produit cristallin à la morphologie désirée et au taux de cristallisation plus élevé.
Patent CA-2362319-A1 (CA)
Inventor: TOM WING C
IPC: C07D403/06
Filed: 2000-03-06
Abstract: Cette invention concerne de nouveaux imidazoles substitués par un noyau hétérocyclique à six ou sept éléments qui renferment deux atomes d'azote faisant partie de la structure hétérocyclique. Ces composés présentent une excellente activité antagoniste à l'égard du récepteur H3 à l'histamine. L'invention concerne également des procédés de préparation de tels composés. Selon un autre mode de réalisation, l'invention porte sur des compositions pharmaceutiques renfermant de tels imidazoles ainsi que sur des méthodes d'utilisation desdites compositions pour le traitement d'allergies (par exemple de l'asthme), de manifestations inflammatoires, de l'hypertension, de l'augmentation de la pression intra-oculaire (glaucome par exemple), des troubles du sommeil, des états d'hyper- et d'hypomotilité, des sécrétions acides de l'appareil gastro-intestinal, de l'hypo- et l'hyperactivité du système nerveux central (par exemple agitation et dépression) et autres troubles du SNC (tels que la maladie d'Alzheimer, la schizophrénie ou la migraine).
Patent CA-2363072-A1 (CA)
Inventor: TONGE HAROLD CROMPTON
IPC: C05F17/02
Filed: 2000-02-17
Abstract: L'invention concerne une usine de traitement de déchets comprenant une structure de fermentation (10, 56) qui comporte deux rangées de cellules refermables (12) servant au traitement des déchets afin de produire du biogaz. Ces deux rangées sont séparées par au moins deux voies de passage espacées verticalement (32, 34, 36). On peut surveiller les déchets dans chaque cellule (12) aux hauteurs respectives des voies de passage depuis la voie de passage correspondante (32, 34, 36). En outre, une des voies de passage peut contenir un dispositif de distribution de fluide (46, 48, 49) communiquant avec chaque cellule (12) afin de collecter le biogaz et de distribuer le produit de lixiviation. Dans une variante, on peut construire une seule rangée de cellules (12) adjacente à une serre (20) (ou à un autre bâtiment) de sorte que le biogaz provenant des cellules peut servir à réchauffer la serre (70) (ou d'autres conditionnements de l'énergie effectués dans l'autre bâtiment).
Patent CA-2363354-A1 (CA)
Title: Method for distributing and licensing digital media
Inventor: RICCI CHRISTOPHER
IPC: G06Q30/02
Filed: 2001-11-22
Abstract: A method shares digital media across a network of peers. The method licenses the digital media. The method provides advertisements relating to the recipient's interests, demographics, and downloaded media. By displaying advertisements, the recipient are charged for licensing the digital media.
Patent CA-2364004-A1 (CA)
Title: Disposable diaper
Inventor: OBA TORU
IPC: A61F13/49
Filed: 2001-11-23
Abstract: A disposable diaper is composed of a liquid-permeable topsheet 2, a liquid-impermeable backsheet 3 and a liquid-absorbent core 4. The core 4 is formed with grooves 15 each depressed in a direction from the side of a topsheet 2 toward the side of a backsheet 3. The core 4 contains water-absorbent fibers 31 and superabsorbent polymer particles 32. These fibers 31 and particles 32 are disposed between portions of the topsheet 2 covering bottoms 34 and side walls 36 of the grooves 15, and portions of the backsheet 3 respectively opposed to the corresponding portions of the topsheet 2.
Patent CA-2364257-A1 (CA)
Title: Liposome preparations
Inventor: OHTOMO KAZUMI
IPC: A61K31/407
Filed: 2000-03-10
Abstract: Pipecolic acid derivative-containing liposome preparations which are excelle nt in the immediate action and thus usable in an urgent situation such as brain  infarction. These preparations are characterized by containing pipecolic aci d derivatives or pharmaceutically acceptable salts thereof, which comprise the  components as described in the description, as the active ingredient and lecithin as the major component of lipids forming liposomes, without resort to cholesterol as a stabilizer.
Patent CA-2364575-A1 (CA)
Title: Improved process for producing free radical polymerized copolymers
Inventor: LAPINAS ARUNAS T
IPC: C08F222/14
Filed: 2000-02-14
Abstract: Process for the copolymerization of free radical polymerizable comonomers su ch as vinyl acetate with an unsaturated diester such as dialkyl fumarate which is carried out in the presence of water to produce copolymers such as fumarate vinyl acetate copolymers useful as lubricating oil and fuel oil additives, f or example, as wax crystal modifiers and flow improvers.
Patent CA-2364967-A1 (CA)
Inventor: DELPOUX ARNAUD
IPC: G02B6/00
Filed: 2001-12-18
Abstract: Dispositif permettant le positionnement et le maintien de l'extrémité (4) d'une fibre optique (3) à l'intérieur d'un substrat (1), caractérisé en ce que : .cndot. le substrat (1) comporte une rainure (2) destinée à accueillir l'extrémité (4) de la fibre optique (3), ladite rainure (2) possédant au moins une paroi plane (8) perpendiculaire au plan principal (9) du substrat (1) ; .cndot. la rainure (2) comporte une partie mobile (5), localisée sur la face  opposée à la paroi plane (8), et apte à se déplacer en direction de ladite paroi pla ne (8) entre deux positions, à savoir: une position escamotée dans laquelle l'extrémité de la fibre optique (3) peut pénétrer librement dans la rainure (2); une position de blocage dans laquelle la partie mobile (5) vient au contact de la fibre optique (3) pour la plaquer contre ladite paroi plane (8); .cndot. il comporte des moyens (21, 24) permettant d'exercer une force sur l a partie mobile (5) pour en provoquer le déplacement par rapport à la paroi plane (8).
Patent CA-2365454-A1 (CA)
Title: Semiconductor photodetection device
Inventor: HANAWA IKUO
IPC: H01L31/109
Filed: 2001-12-18
Abstract: A semiconductor photodetection device includes a semiconductor structure including an optical absorption layer having a photo-incidence surface on a first side thereof, a dielectric reflecting layer formed on a second side of the semiconductor structure opposite to the first side, a contact electrode surrounding the dielectric reflecting layer and contacting with the semiconductor structure, and a close contact electrode covering the dielectric reflecting layer and contacting with the contact electrode and the dielectric reflecting layer, wherein the close contact electrode adheres to the dielectric reflecting layer more strongly than to the contact electrode.
Patent CA-2366437-A1 (CA)
Title: Bird scaring device
Inventor: WATERMANN ULRICH
IPC: A01M29/06
Filed: 2002-01-02
Abstract: A device for scaring birds comprising a silhouette of a bird of prey having at least one hole there through; a first line having one end rotatably attached to said hole.
Patent CA-2367316-A1 (CA)
Inventor: NIEN MING
IPC: E06B9/30
Filed: 2002-01-08
Abstract: The present invention is to provide a curtain adapted to fasten on a Venetian blind, wherein said Venetian blind has a plurality of slats and tow sets of ladder cords bilaterally connected to said slats to hold said slats at different elevations. The curtain comprises a fabric curtain body, and a plurality of coupling devices fixedly arranged in parallel at one surface of said curtain body at different elevations corresponding to the slats of said Venetian blind for securing said curtain body to said Venetian blind. The coupling devices each has two main coupling members bilaterally protruded from the surface of said curtain body and fastened to said slats between two distal ends of each of said slats and said two sets of ladder cords, thereby enabling said ladder cords to function.
Patent CA-2367735-A1 (CA)
Inventor: HILL ROBERT
IPC: B66B9/06
Filed: 2002-01-16
Abstract: The invention provides a ramp system for transporting objects from a lower site to an upper site and vice versa while keeping the object in a generally horizontal, or upright, orientation when the object is moved up a variable incline. Two rails are provided between the upper and lower site, and a carriage is provided with wheels to allow it to move along the rails. A plurality of cables extend from the carriage to the upper site and to the lower site, the cables passing through pulleys affixed to the carriage, in an arrangement which causes the front portion of the carriage to be cantilevered over the rails, thus keeping a horizontal orientation notwithstanding the incline of the ramp. In a preferred embodiment, the system is implemented in a marine environment between a floating dock and a fixed pier.
Patent CA-2368373-A1 (CA)
Inventor: MINAMI TSUTOMU
IPC: B29C37/00
Filed: 2001-02-21
Abstract: A method for producing an article having a predetermined surface shape, wherein a sol-gel material is placed in the form of a film between a substrate and a forming mold in a state of close contact to both of them and they are heated, to prepare an article having a substrate and, formed on the surface thereof, a gelled coating film having a surface of a shape obtained by inverting the surface shape of the forming mold, characterized in that the sol-gel material comprises a silane compound represented by R1SiX3, wherein R1 is an alkyl group or a hydrogen atom and X is an alkoxyl group or a halogen atom, and a silane compound represented by R2SiY3, wherein R2 is an alkyl group or a hydrogen atom and Y is an alkoxyl group or a halogen atom; and an article having a predetermined surface shape produced by the method. The method allows the perfect transfer of a forming mold and a thick film patterning having a depth of the order of several tens µm, and further the prevention of cracking and the production of a film having high hardness.
Patent CA-2369842-A1 (CA)
Title: High specificity homocysteinases
Inventor: XU MINGXU
IPC: C12N1/19
Filed: 2000-06-28
Abstract: Homocysteinase enzymes are disclosed which have sufficient specificity for homocysteine, as compared to cysteine that hydrogen sulfide can be used as a measure of homocysteine in a biological fluid even in the presence of substantial amounts of cysteine, exceeding the level of homocysteine. The enzyme of desired specificity can be readily prepared by mutation and screening of naturally occuring homocysteinases or by constructing chimeric forms. Also disclosed is a method to identify homocysteinases of the desired specificity with respect to homocysteine and cysteine, as well as an improved method to assay for hydrogen sulfide by employing a fluorometric readout of a chromophore generated from said hydrogen sulfide. Also included in the scope of the invention is a method to assess the level of cysteine and homocysteine in the same sample.
Patent CA-2375486-A1 (CA)
Title: Fluides pour le travail des metaux
Inventor: MULDER HENDRIK LAURENS
IPC: C10M107/34
Filed: 2000-06-21
Abstract: La présente invention concerne des fluides pour le travail des métaux qui se présentent sous forme d'émulsions huile-dans-eau contenant en tant que tensioactifs des polyvinylpyrrolidones alkylées destinées à émulsionner l'huile dans l'eau. Les polyvinylpyrrolidones alkylées ayant un poids moléculaire compris entre environ 1,000 et 50,000 produisent des émulsions ayant une stabilité élevée dans des conditions de traitement variables et rigoureuses de fluides pour le travail des métaux. D'autres avantages de ces fluides pour le travail des métaux selon la présente invention sont la distribution étroite de la taille des gouttelettes, la stabilité élevée dans des conditions de température variable, la stabilité élevée face à une qualité/composition variable de l'eau d'appoint, la forte capacité de dispersion des fines de métal dans le fluide de travail des métaux ainsi que d'excellentes caractéristiques filmogènes.
Patent CA-2376392-A1 (CA)
Inventor: SHANI ZIV
IPC: C12N15/82
Filed: 2000-06-07
Abstract: L'invention concerne un procédé pour exprimer une protéine recombinante dans une plante et pour isoler la protéine recombinante de cette plante, le procédé consistant en ce qui suit: (a) fournir une plante, un tissu dérivé de la plante ou des cellules de culture provenant de la plante exprimant une protéine de fusion qui comprennent la protéine recombinante et un peptide de cellulose fusionnée à celle-ci, la protéine de fusion étant cloisonnée à l'intérieur des cellules de la plante, du tissu dérivé de la plante ou des cellules de culture provenant de la plante; (b) homogénéiser la plante, le tissu dérivé de la plante ou les cellules de culture provenant de la plante de manière à mettre la protéine de fusion en contact avec la matière cellulosique de la plante, lu tissu dérivé de la plante ou les cellules de culture provenant de la plante, et ce pour effectuer la liaison par affinité de la protéine de fusion, à travers le peptide liant la cellulose, avec la matière cellulosique pour obtenir un complexe de matière cellulosique et de protéine de fusion; (c) et, enfin, isoler le complexe de matière cellulosique et de protéine de fusion.