baber/WOPTO huggingface dataset:
Patent CA-2490422-A1 (CA)
Title: Tank for storing cryogenic fluids and method for constructing a fluid tight tank
Inventor: GJOERVEN ANTON
IPC: F16C1/00
Filed: 2003-06-10
Abstract: The invention relates to a tank for storage of cryogenic fluids. The tank comprises a base section, a vertical wall element and preferably an upper top. The tank is provided with a fluid tight barrier intended to prevent the stored fluids to escape to the surroundings.  The fluid tight barrier is formed of thin metal plates joined together. At least the vertical wall comprises an inner structurally supporting wall element and an outer structurally supporting wall element. The fluid tight barrier is arranged between the inner and the outer structurally supporting wall element. The invention relates also to a method for constructing such a tank.
Patent CA-2492264-A1 (CA)
Inventor: ISHIGURO KENICHI
IPC: H01M8/02
Filed: 2003-07-17
Abstract: A method of manufacturing separators (18) for fuel cell holding an anode (13 ) and a cathode (14) along an electrolyte membrane (12) from both sides thereo f through diffusion layers (15, 16), comprising the steps of mixing a thermoplastic resin (46) with a conductive material (45) to form a mixed material (50), forming a separator material (68) with the mixed material, an d radiating electron beam (72) to the contact surfaces (20b, 30b) of the separator material to harden the contact surfaces of the separators, whereby even if a reaction heat is generated in a fuel cell (10), the elasticity of the contact surfaces of the separators can be assured.
Patent CA-2492720-A1 (CA)
Title: A process for decreasing the amount of cholesterol in a marine oil using a volatile working fluid
Inventor: THORSTAD OLAV
IPC: A23K1/16
Filed: 2003-07-11
Abstract: The invention relates to a process for decreasing the amount of cholesterol in a mixture comprising a marine oil, the marine oil containing the cholesterol , which process comprises the steps of adding a volatile working fluid to the mixture, where the volatile working fluid comprises at least one of a fatty acid ester, a fatty acid amide and a hydrocarbon, and subjecting the mixture with the added volatile working fluid to at least one stripping processing step, in which an amount of cholesterol present in the marine oil in free fo rm is separated from the mixture together with the volatile working fluid. The present invention also relates to a volatile cholesterol decreasing working fluid and a health supplement and a pharmaceutical, based on a marine oil, prepared according to the process mentioned above.
Patent CA-2493092-A1 (CA)
Inventor: BERTHET FRANCOIS-XAVIER JACQUE
IPC: A61K39/00
Filed: 2003-07-31
Abstract: La présente invention concerne des compositions immunogènes et des vaccins destinés au traitement ou à la prévention de la maladie à Neisseria. Des compositions immunogènes de l'invention contiennent des combinaisons d'antigènes choisies à partir d'au moins deux classes différentes d'antigènes comprenant des adhésines, de protéines de la famille des autotransporteurs, des toxines, des protéines d'acquisition du fer et des protéines associées aux membranes (de préférence une (des) protéine(s) extrinsèque(s) externe(s)). De telles combinaisons d'antigènes peuvent cibler la réponse immunitaire contre différents aspects du cycle de vie de Neisseria, d'où une réponse immunitaire plus efficace.
Patent CA-2493277-A1 (CA)
Inventor: NAM JONG-HYUN
IPC: A61K33/242
Filed: 2003-01-14
Abstract: The present invention relates to an antipyrotic having compositions excellen t for treating burn and a normally used carrier in a fixed ratio, and a method of manufacturing the same. The antipyrotic of the present invention has, as its main composition, a carbonized pine cone that is yielded by completely combusting selected pine cones put in a sealed container after washing and drying at a temperature of 100 to 300 .iexcl.É and has, as an additive, a normally used carrier. As described in detail, the present invention provide s provide a cream or ointment type of antipyrotic that can easily treat with excellent treating power serious burn more than the second degree burn as we ll as slight burn that does not require special treatment by medical specialist . Their treatment ability is excellent and they can shorten the treatment peri od considerably and leave almost no scars on the skin after complete healing. They are made of plant formulations and thus show almost no side effects to the human body. In the prior treatment of using gauze, the patients complain about pain caused as the gauze and the scab are exfoliated together, when th e gauze is removed from the affected region after a certain period. However, t he antipyrotic of the present invention can be applied to the affected region softlywithout causing pains and thus are convenient to use.
Patent CA-2501605-A1 (CA)
Title: Headset assembly
Inventor: HALL RONALD W
IPC: H04R1/10
Filed: 1998-04-17
Abstract: An electronics assembly includes an electronics housing having an outer surface. A speaker is mounted on the outer surface of the electronics housing, defining a space between the speaker and outer surface of the electronics housing. A battery is provided to power the electronics. The battery is at least partially disposed within the space between the speaker and electronics housing outer surface.
Patent CA-2503370-A1 (CA)
Title: Kinetic energy rod warhead with isotropic firing of the projectiles
Inventor: LLOYD RICHARD M
IPC: F42C19/095
Filed: 2003-07-15
Abstract: A kinetic energy rod warhead including a plurality of sections each enclosing a plurality of projectile and an explosive charge partially surrounding the projectiles defiriing a primary projectile firing direction. The firing direction of each section is I différent for isotropically deploying the projectiles.
Patent CA-2506654-A1 (CA)
Inventor: KURE SHIGEO
IPC: C12Q1/68
Filed: 2003-11-07
Abstract: DNA amplification and hybridization are successively carried out in a reaction system containing primers for the DNA amplification and hybridization probes, followed by detecting the hybrid in the reaction solution by affinity chromatography, wherein at least one of the primers to be used in the DNA amplification is labeled with a first labeling agent so that the amplified DNA will be labeled with the first labeling agent, a hybridization probe is labeled with a second labeling agent and contained in a reaction solution for effecting the DNA amplification, the base sequence of the hybridization probe is designed not to inhibit the DNA amplification, and a hybrid is detected by affinity chromatography with the use of the first and second labeling agents.
Patent CA-2507562-A1 (CA)
Inventor: FABRE CHRISTIAN
IPC: A62C5/00
Filed: 2005-05-16
Abstract: A device for extinguishing fires includes gas generation by the combustion of a pyrotechnic block connected to the means for distributing the gas generated over the fire zone.  The device also includes the means to regulate the generated pressure in order to impose a profile of oxygen concentration in the fire zone.  These regulation means may, for example, be a controlled valve or may be the product of the arrangement of the pyrotechnic block.  The device is particularly well adapted for aircraft engine fires, since it does not use halogenated extinguishing agents.
Patent CA-2511652-A1 (CA)
Title: Enzymes and polynucleotides encoding the same
Inventor: MATICH ADAM
IPC: C12N9/10
Filed: 2003-12-24
Abstract: The invention relates to a multifunctional germacrene-D synthase and a polynucleotide encoding it. Included also are genetic constructs, transgenic organisms, plant selection methods and biofermentation methods. The enzyme m ay be used to prepare germacrene-D and/or other sesquiterpenes such as germacre ne- D, delta-cadinene, gamma-cadinene, gamma-muurolene, gamma-elemene, delta- elemene, elemol or germacrene-B.
Patent CA-2514900-A1 (CA)
Title: Process for the preparation of 2-[(diphenylmethyl) thio] acetamide
Inventor: PANCHASARA DINESH
IPC: C07C319/20
Filed: 2004-01-30
Abstract: Process for the preparation of 2-[(diphenylmethyl)thioacetamide, an intermediate for the preparation of Modafinil which is a CNS stimulant and used for the treatment of narcolepsia. The process comprises reacting 2-[(diphenylmethyl)thio]acetic acid with alcohols, in presence of catalytic amount of inorganic acid or organic acid at reflux temperature of alcohol to obtain corresponding ester which is reacted with ammonia to give 2-[(diphenylmethyl)thio]acetamide. If desired 2-[(diphenylmethyl)thioacetamide thus produced is reacted with hydrogen peroxide to produce Modafinil.
Patent CA-2515653-A1 (CA)
Title: Monocouches a base d'acide organique liees en surface
Inventor: MIDWOOD KIM S
IPC: B05D5/00
Filed: 2003-11-04
Abstract: La présente invention concerne un procédé destiné à appliquer, sur la surface d'un substrat, une monocouche à base d'acide organique orientée, à haute densité et chimiquement liée. Ce procédé consiste (i) à appliquer, sur une partie au moins de la surface de ce substrat, une monocouche orientée adsorbée à haute densité comprenant une pluralité d'espèces choisies parmi au moins une espèce d'acide organique, chacune des espèces d'acide organique de la monocouche adsorbée renfermant au moins un groupe fonctionnel acide associé à la surface dudit substrat, et (ii) à lier à la surface du substrat ces groupes fonctionnels acides associés à la surface.
Patent CA-2515788-A1 (CA)
Title: Water purification system
Inventor: HEALEY ARTHUR STEPHEN
IPC: C02F1/44
Filed: 2004-03-19
Abstract: A water purification system for purifying and storing drinking water, the system comprising: a pre-treatment stage for filtering untreated water to form pre-treated water; a three-way valve having an outlet and first and second inlets, each inlet having a flow regulator which regulates the flow of water into the three-way valve; a main treatment stage for treating pre-treated water by reverse osmosis or ultra-filtration to form treated water at a treated pressure; a storage stage for storing treated water in a storage vessel at a storage pressure which increases as the storage vessel is filled, the maximum storage pressure being less than or equal to the treated pressure;  wherein: the pre-treated water passes through the three-way valve in passage between the pre-treatment stage and the main treatment stage, the pre-treated water entering the first inlet of the three-way valve and exiting the outlet of the three-way valve; the treated water is separated into a storage stream connected to the storage stage and a recycle stream connected to the second inlet of the three-way valve; when the storage vessel is full of treated water at the maximum storage pressure, the first and second inlets of the three-way valve are closed; and when the pressure of treated water in the storage vessel is less than the maximum storage pressure, both flow regulators open until the maximum storage pressure is restored.
Patent CA-2518710-A1 (CA)
Inventor: KOLLETZKI JOHANNES
IPC: G06F3/033
Filed: 2005-09-09
Abstract: Vehicle multimedia system comprising a display (110) displaying at least two icons (111 - 117) which are selectable by a user for changing a setting of the multimedia system, each icon representing one feature of the multimedia system and an operating module comprising at least one operating device (120) for operating the multimedia system, wherein each icon shown on the display (110) is selected by operating one operating device in a single way.
Patent CA-2519718-A1 (CA)
Title: Method for controlling pitch and stickies deposition
Inventor: SINGLETON FREDDIE L
IPC: D21H21/02
Filed: 2004-05-18
Abstract: A method for controlling Pitch and Stickies is disclosed. The method comprises adding hydrophobically modified hydroxyethyl cellulose (HMHEC) and cationic polymers to a cellulosic fiber slurry (pulp) or to a paper process or to a paper making system and results in a higher degree of inhibiting organic deposition and retention of pitch on paper fiber as compared to the inhibition of the individual ingredients. The combination of HMHEC and cationic polymers surprising results in a synergistic effect.
Patent CA-2519907-A1 (CA)
Title: Method of inactivating ribonucleases at high temperature
Inventor: HUANG FEN
IPC: C12Q1/68
Filed: 2004-03-15
Abstract: Methods for protecting RNA from Rnase degradation and for inactivating Rnases in solution are disclosed. The invention includes methods for protecting RNA  during storage, for performing quantitative PCR reactions, or for preparing cDNA. The method includes using a combination of an Rnase inhibitor in a solution containing or devoid of reducing agents and high heat to render Rnases inactive.
Patent CA-2520448-A1 (CA)
Title: Production of n-(methyl-aryl)-2-lactam,n-(methyl cycloaklyl)-2-lactam and n-alkyl-2-lactam by reductive amination of lactones with aryl and alkycyano compounds
Inventor: MANZER LEO ERNEST
IPC: C07D207/267
Filed: 2004-03-23
Abstract: This invention relates to a process for producing N-(methyl aryl)-2-lactams, N-alkyl-2-lactams, and N-(methyl cycloalkyl)-2-lactams by reductive amination of lactones with aryl or alkyl cyano compounds utilizing a metal catalyst, which is optionally supported.
Patent CA-2520733-A1 (CA)
Inventor: YOUNG DONALD B
IPC: A61C7/02
Filed: 2005-09-23
Abstract: A band seating tool is disclosed. The tool comprises a pair of curved claws for applying force to opposed sides of an orthodontic band. At least one of the claws may be translationally and/or pivotally moveable, such that the separation distance between the claws can be adjusted. Each claw preferably comprises a notch-shaped engagement feature for engaging the band and applying force thereto. The notches may comprise catch ledges for engaging the edges of the band and guide surfaces for engaging the outer surface of the band. In preferred embodiments, the band seating tools according to the invention comprise a bite-receiving member, such that the force associated with a patient's bite can be used to seat the band. The tool may also comprise an elongated safety portion which extends between the claws to protect the patient from injury.
Patent CA-2524288-A1 (CA)
Inventor: DIFOGGIO ROCCO
IPC: G01V8/00
Filed: 2004-05-05
Abstract: The present invention provides an down hole apparatus and method for ultrahigh resolution spectroscopy using a tunable diode laser (TDL) for analyzing a formation fluid sample downhole or at the surface to determine formation fluid parameters. In addition to absorption spectroscopy, the present invention can perform Raman spectroscopy on the fluid, by sweeping the wavelength of the TDL  and detecting the Raman-scattered light using a narrow-band detector at a fixed wavelength,. The spectrometer analyzes a pressurized well bore fluid sample that is collected downhole. The analysis is performed either downhole or at the surface onsite. Near infrared, mid-infrared and visible light analysis is also performed on the sample to provide an onsite surface or downhole analysis of sample properties and contamination level. The onsite and downhole analysis comprises determination of aromatics, olefins, saturates, gas oil ratio, API gravity and various other parameters which can be estimated by correlation, a trained neural network or a chemometric equation.
Patent CA-2524572-A1 (CA)
Title: Oligonucleotides comprising a molecular switch having enhanced sensitivity to the presence of a mismatch
Inventor: BROWN BOB D
IPC: C07H21/04
Filed: 2004-04-30
Abstract: This invention relates to oligonucleotides comprising a molecular switch which may exist in an "open" or "closed" position. The molecular switch portion of the probe is particularly sensitive to the identity of sequences complementary to the molecular switch. Oligonucleotides containing a molecular switch are applicable to all kinds of hybridization processes. Due to the sensitivity of the switch domain of the oligonucleotide, probes containing a molecular switch are particularly useful in the identification of single point mismatches. More specifically, a portion, but not all, of the oligonucleotide becomes unbound from a mismatched target. The invention further relates to methods of using said oligonucleotides for research reagents, and clinical diagnostics. An exemplary oligonucleotide comprises a first hybridizable domain, a second bridging block domain, and a third binding domain.
Patent CA-2525054-A1 (CA)
Title: System and method for specifying measurement request start time
Inventor: SOOMRO AMJAD
IPC: H04W84/12
Filed: 2004-05-03
Abstract: The present invention relates to specification of the start time for taking measurements in wireless local area networks (WLAN), in which the start time of measurements to be taken is included in a Measurement Start Time field of a Measurement Request Frame and the interpretation of the start time for a specific measured element is determined by a Mode field included in each Measurement Request Element field of the Measurement Request Frame.  Optionally, the start time of a Measurement Request Frame is specified using a time synchronization function (TSF) timer value or part thereof in order to avoid ambiguities in interpretation of the start time reported.
Patent CA-2525552-A1 (CA)
Inventor: ESTEVE LLORET MARIA
IPC: H04L9/06
Filed: 2004-05-11
Abstract: The invention relates to a DES algorithm-based encryption method. The invention can be used in communication systems for sending data packets between user devices or nodes which are connected to a network. The inventive method is characterised in that it consists in: generating different random keys (6) for each packet, which are used to encrypt each packet using the DES  encryption algorithm; and sending the random key (6) in the heading of the packet, said key having been encrypted (9) using a more secure algorithm than the DES algorithm. In this way, the invention can be used to improve security relating to transmissions over a non-secure means to which the nodes and user devices of a telecommunication system are connected, using the inventive method instead of the DES encryption algorithm.
Patent CA-2526760-A1 (CA)
Inventor: GREENFIELD MATTHEW
IPC: A61K49/10
Filed: 2004-05-20
Abstract: Organic chelating ligands, organic chelating ligand precursors, and metal chelates are disclosed. Methods for synthesizing the same are also described, including methods for preparing optically-enriched or optically-pure compositions of the same.
Patent CA-2531844-A1 (CA)
Title: Ensemble brosse
Inventor: KOHLRUSS GREGOR
IPC: A47L13/46
Filed: 2004-05-27
Abstract: Ensemble brosse (1) qui comporte un corps de retenue (3) retenu par une poignée de retenue (2), auquel peut être fixé un élément de nettoyage (4) dans une première position d'utilisation. L'élément de nettoyage (4) peut être transféré d'une première position d'utilisation dans au moins une deuxième position d'utilisation.
Patent CA-2532791-A1 (CA)
Title: Movement modification of feed streams in separation apparatus
Inventor: CLARKE NEVILLE
IPC: B01D1/30
Filed: 2004-07-16
Abstract: A swirl generator is described for use in a cyclonic evaporator to receive fluid axially and discharge the fluid tangentially through one or more outlets (114). The swirl generator is moveable so as to be separated from the evaporation tube so as to facilitate clean in place practices overcoming the need to remove the evaporation tube which can in some instances be up to twelve meters long. Movement of the head (102) allows relatively fast and efficient cleaning of the cyclonic evaporator.
Patent CA-2533406-A1 (CA)
Title: Microcapsules loaded with active ingredients and a method for their preparation
Inventor: ROTTMAN CLAUDIO
IPC: A23L27/00
Filed: 2004-08-01
Abstract: The invention relates to microcapsules having a core material encapsulated within a microcapsular shell, the core material comprises at least one active ingredient, wherein the microcapsular shell comprises at least one inorganic polymer comprising polymerized precursors obtained by in-situ polymerization of the precursors; wherein the concentration of the core material based total weight of the microcapsules is above 95% w/w. The invention further relates to a composition and to a suspension comprising the microcapsules. The invention additionally relates to a process for preparing the microcapsules.
Patent CA-2535313-A1 (CA)
Title: Hiv replication inhibiting purine derivatives
Inventor: DE JONGE MARC RENE
IPC: A61P31/18
Filed: 2004-09-21
Abstract: The present invention relates to the use of a compound of formula (I) for the manufacture of a medicament for the prevention or the treatment of HIV  infection wherein the compound of formula (I) is a compound of formula (I) a N-oxide, a pharmaceutically acceptable addition salt, a quaternary amine or a stereochemically isomeric form thereof, wherein A and B each represents a radical of formula (a) or (b) and wherein -C-D- represents a bivalent radical of formula -N=CH-NR17- (c-1); or -NR17-CH=N- (c-2); provided that when A  represents a radical of formula (a) then B represents a radical of formula (b) and when A represents a radical of formula (b) then B represents a radical of formula (a).
Patent CA-2536849-A1 (CA)
Title: Split outer tube anti-walkout bushing
Inventor: RAYMOND JEFF
IPC: B60G11/12
Filed: 2006-02-16
Abstract: A pivot bushing for a suspension system has an inner metal and a split outer metal with an elastomeric bushing disposed between the metals. The split outer metal has one end which is partially closed bar an inwardly curved portion and one end which is open. The assembly of the bushing is through the open end. Once assembled the open end is closed by placing a cover over the open end and crimping the cover to a flange formed at the open end. In another embodiment, the cover is inserted into the outer metal and the split outer metal is crimped to secure the cover in place.
Patent CA-2537731-A1 (CA)
Inventor: LI PAN
IPC: C07D491/02
Filed: 2004-09-07
Abstract: The present invention relates to compounds useful of inhibitors of protein kinases. The invention also provides pharmaceutically acceptable compositions comprising said compounds and methods of using the compositions in the treatment of various disease, conditions, or disorders.
Patent CA-2538186-A1 (CA)
Title: Procede d'hydrocraquage avec recyclage comprenant l'adsorption de composes polyaromatiques de la fraction recyclee sur adsorbant a base de silice-alumine a teneur limitee en macropores
Inventor: BOURGES PATRICK
IPC: C10G67/06
Filed: 2006-03-06
Abstract: L'invention concerne un procédé amélioré d'hydrocraquage possédant une éta pe d'élimination de composés polyaromatiques d'au moins une partie de la fracti on recyclée par adsorption sur un adsorbant particulier à base d'alumine-silice à teneur limitée en macropores.
Patent CA-2538859-A1 (CA)
Inventor: AWAD THOMAS JEFFERSON
IPC: G10L25/90
Filed: 2004-11-18
Abstract: A method and apparatus for reducing echo in a communication system are provided. A first signal including a voice component associated to a speaker is received. The first signal is processed to derive a harmonic feature of the voice component. A second signal including an echo component correlated to the first signal is also received. The second signal is processed at least in part on the basis of the harmonic feature of the voice component to remove at least in part the echo component such as to derive an echo reduced signal. The echo reduced signal is then released. In specific implementations, the harmonic feature of the voice component is an estimate of the pitch associated to the voice component.