baber/WOPTO huggingface dataset:
Patent CA-2835671-C (CA)
Title: Nouvel article composite polymere oriente, composition et procede de fabrication
Inventor: BENJAMIN MICHAEL
IPC: B29C48/07
Filed: 2012-06-27
Granted: 2018-12-18
Abstract: L'invention concerne de manière générale une filière d'étirage conique, réglable, non proportionnelle à l'état solide et un article polymère orienté, formé à partir de celle-ci. Plus spécifiquement, les formes de réalisation de l'invention concernent une filière d'étirage non proportionnelle utilisée pour produire des profilés composites polymères symétriques ou asymétriques orientés présentant des dimensions précises, lesdits profilés comportant des profils simples ou complexes à arêtes multiples. De plus, la filière d'étirage de l'invention permet de prévenir un aplatissement naturel des arêtes du profilé final pendant le processus d'étirage à l'état solide du composite polymère orienté.
Patent CA-2840117-C (CA)
Title: Electrolytic plating of iron on zinc surfaces
Inventor: WOLPERS MICHAEL
IPC: C25D5/36
Filed: 2012-06-06
Granted: 2019-07-02
Abstract: The present invention relates to a method for the metallizing pretreatment of galvanized and/or alloy-galvanized steel surfaces or joined metallic components having at least some zinc surfaces, wherein a thin surface layer of iron is deposited on the zinc surfaces from an aqueous electrolyte containing water-soluble compounds that are a source of iron cations. The method is performed at least partially or continuously under application of an electrolytic voltage, the galvanized and/or alloy-galvanized steel surfaces being connected as cathode The aqueous electrolyte additionally contains an accelerator selected from oxo acids of the elements phosphorus, nitrogen and/or sulfur, the elements phosphorus, nitrogen and/or sulfur being present in moderate oxidation states.
Patent CA-2846553-C (CA)
Inventor: BOWLER DAVID B
IPC: H04B1/02
Filed: 2014-03-14
Granted: 2018-02-20
Abstract: Improved systems and methods for delivering CATV content over a fiber optic network from a transmitter. A transmitter may transmit both analog and digital signals over a transmission network to a node, the signals representing a radio frequency spectrum of CATV content. A receiver in a location remote from the transmitter may receive the analog and digital signals and convert them into their respective RF spectrums, combine the spectrums, and deliver the resulting combined CATV content represented by the signals to a user.
Patent CA-2854781-C (CA)
Inventor: LANGENDERFER TERENCE
IPC: E06B9/40
Filed: 2014-06-20
Granted: 2021-05-25
Abstract: A stabilizing support for a downspout extension includes an engagement portion that has a first axis and a second axis. The stabilizing support also includes an attachment portion that is connected to the engagement portion for securing the engagement portion relative to a surface. The attachment portion allows the engagement portion to be secured in one of two orientations, with one of the first axis and the second axis generally perpendicular to the surface.
Patent CA-2858371-C (CA)
Inventor: STUBBER RAYMOND LAWRENCE
IPC: A61B17/00
Filed: 2012-12-07
Granted: 2020-04-14
Abstract: La présente invention concerne un trocart chirurgical (10) qui a une tige allongée (12) avec un point ou bord avant (28) destiné à percer la chair et une région de préhension pour pouce (22) au niveau d'une région interne incurvée (18). La région de préhension peut comprendre une zone plate et peut être en une seule partie avec la tige, facultativement formée par estampage ou enfoncement dans le matériau de la tige.
Patent CA-2861645-C (CA)
Inventor: AL-DAHLAN MOHAMMED NASSER
IPC: C09K8/60
Filed: 2013-01-17
Granted: 2018-05-15
Abstract: Provided is a method and composition for the in-situ generation of synthetic sweet spots in tight-gas formations. The composition can include nitrogen generating compounds, which upon activation, react to generate heat and nitrogen gas. The method of using the composition includes injecting the composition into a tight-gas formation such that upon activation, the heat and nitrogen gas generated
Patent CA-2866349-C (CA)
Inventor: SCHWARTZ DAVID
IPC: A47B91/00
Filed: 2012-03-20
Granted: 2018-02-27
Abstract: This invention relates to an adjustable foot support including a mount housing and lower housing. The mount housing is configured to be externally mounted to a piece of furniture and includes an internal, threaded column. The lower housing also includes an internal threaded column with the column configured to mate with the mount housing.
Patent CA-2867294-C (CA)
Title: Toner, revelateur et appareil de formation d'image
Inventor: NAGATOMO TSUNEYASU
IPC: G03G9/10
Filed: 2013-03-07
Granted: 2017-04-04
Abstract: Un toner contenant : des particules de base de toner ; et un additif externe, les particules de base de toner comprenant chacune une résine liante et un agent de démoulage, dans lequel l'additif externe comprend des particules coalescées non-sphériques dans chacune desquelles des particules primaires sont coalescées les unes avec les autres, et où les particules coalescées satisfont la formule suivante (1) : Nx/1000 x 100 = 30% où Nx est un certain nombre des particules primaires présentes seules par rapport à 1 000 des particules coalescées, tel qu'observé sous un microscope électronique à balayage après agitation de 0,5 g des particules coalescées et 49,5 g d'un support placé dans une bouteille de 50 mL pendant 10 minutes au moyen d' un dispositif de mélange et d' agitation à 67 Hz.
Patent CA-2869780-C (CA)
Inventor: MAWBY WILLIAM DAVID
IPC: B29D30/06
Filed: 2012-04-19
Granted: 2016-12-06
Abstract: Systems and methods for improving the uniformity of a tire by separating uniformity contributions associated discrete effects, such as effects resulting from product joints, from continuous effects are provided. For instance, uniformity contributions associated with the product joints are determined by analyzing a uniformity waveform to process the uniformity waveform into one or more continuous components and at least one joint component. Knowledge of the uniformity contributions associated with product joints in the tire can be used, for instance, to make structural improvements in the manufacture of the tire, to actively manage the joint-making process, and to perform dynamic correction of joint effects.
Patent CA-2871724-C (CA)
Title: Method and apparatus for the production of urea from ammonia and carbon dioxide
Inventor: VAN DEN TILLAART JOHAN ALBERT ARNO
IPC: C07C273/04
Filed: 2013-05-02
Granted: 2019-08-27
Abstract: Method for the production of urea from ammonia and carbon dioxide in a urea plant containing a high-pressure synthesis section with a horizontal pool condenser, wherein the method comprises exchanging heat from a high pressure process medium received in a shell section of the pool condenser to a medium pressure urea containing solution received in a first heat exchanging section provided in the pool condenser to at least decompose ammonium carbamate into NH3 and CO2, wherein the method further comprises exchanging heat from the high pressure process medium to a low pressure steam condensate received in a second heat exchanging section provided in the pool condenser to produce low pressure steam. The invention also relates to an apparatus for the production of urea from ammonia and carbon dioxide.
Patent CA-2875978-C (CA)
Title: Cutting system and method of cutting meat parts using the same
Inventor: HART COLIN R
IPC: A22C17/00
Filed: 2013-06-06
Granted: 2019-07-02
Abstract: A cutting system that conveys a meat product to the throat and blade of a saw (10). A positioning conveyor (14) positions the meat product into a predetermined position. An adjustable laser (52) is then used to locate a predetermined area of the meat product so that the saw blade can be adjusted to align with the laser beam before cutting of the meat product.
Patent CA-2876020-C (CA)
Title: Polypeptides and antibodies for treating hbv infection and related diseases
Inventor: YUAN QUAN
IPC: C07K14/34
Filed: 2013-06-06
Granted: 2018-08-21
Abstract: The present invention relates to epitope peptides (or mutants thereof) for treating hepatitis B virus infection, recombinant proteins comprising such epitope peptides (or mutants thereof) and carrier proteins, and uses of such epitope peptides (or mutants thereof) and recombinant proteins. The present invention also relates to antibodies against such epitope peptides, cell lines producing said antibodies, and uses thereof. Furthermore, the present invention relates to vaccines or pharmaceutical compositons for treating or alleviating one or more symptoms associated with hepatitis B  virus infection, which comprise the recombinant proteins or antibodies according to the invention, respectively.
Patent CA-2878067-C (CA)
Title: Procede et dispositif permettant de transmettre des informations multimedias en temps reel
Inventor: WANG DEWEN
IPC: H04L12/16
Filed: 2013-09-13
Granted: 2018-03-13
Abstract: La présente invention concerne un procédé permettant de transmettre des informations multimédias en temps réel. Le procédé comprend les étapes consistant : à déterminer des informations sur le centre d'intérêt d'un utilisateur sur la page actuelle ; et en fonction des informations sur le centre d'intérêt d'un utilisateur, à rechercher un mot clé et à transmettre en temps réel les informations multimédias correspondant au mot clé trouvé. L'invention concerne également un dispositif permettant de transmettre des informations multimédias en temps réel. La solution selon les modes de réalisation de la présente invention peut être appliquée pour améliorer la rapidité et la précision de la transmission d'informations multimédias.
Patent CA-2881802-C (CA)
Inventor: PETERSON GORDON J
IPC: A47C5/06
Filed: 2013-09-19
Granted: 2018-07-31
Abstract: A chair assembly includes a back shell member including a laterally-extending top portion, a laterally-extending bottom portion and a pair of longitudinally-extending side portions extending between the top portion and the bottom portion and cooperating with the defined open space therebetween, and a cover having a first surface adapted to support a seated user and a second surface opposite the first surface, wherein the cover is positioned over the back shell member to cover at least a portion of the open space, and wherein the cover comprises an elastomeric material having a longitudinal direction compliance to lateral direction compliance ratio of at least 3:1.
Patent CA-2883548-C (CA)
Inventor: DELAVIZ YADOLLAH
IPC: C08J9/228
Filed: 2006-10-20
Granted: 2016-08-02
Abstract: Disclosed is a method for making polystyrene foam which utilizes one or more atmospheric gases, particularly CO2, as the blowing agent in combination with a polymer processing aid (PPA), typically an ester that is relatively non- volatile at the extrusion temperature range. The blowing agent and the PPA may both be introduced into the molten thermoplastic polystyrene resin or the PPA may be incorporated in the solid source polystyrene resins. The resulting foam will be substantially free of residual blowing agent and dimensionally stable at ambient temperatures.
Patent CA-2883705-C (CA)
Title: Module d'electrolyseur d'eau renforce a l'exterieur
Inventor: HINATSU JAMES
IPC: C25B15/08
Filed: 2013-09-11
Granted: 2016-01-26
Abstract: L'invention concerne une plaque structurale avec renfort externe pour un module d'électrolyseur. La plaque structurelle délimite au moins une chambre de dégazage et une ouverture de chambre de demi-cellule. Le renfort externe contacte la plaque structurelle pour compenser le déplacement vers l'extérieur de la plaque structurelle en réponse à une pression de fluide à l'intérieur de la plaque structurelle. La plaque structurelle et le renfort externe définissent des éléments qui s'interverrouillent pour assurer un contact et un renforcement mécanique correspondant.
Patent CA-2889106-C (CA)
Title: Magnetic separator
Inventor: ADEY CHRISTOPHER
IPC: B03C1/02
Filed: 2013-11-04
Granted: 2020-04-28
Abstract: A magnetic separator (10) for a central heating system comprises a housing (12), a separation chamber within the housing (12), inlet and outlet ports (20, 20a) extending from the housing, the inlet and outlet ports including push- fit connectors (30) having collets surrounding the mouth of each of the inlet and outlet for releasing the connectors (30), and a release tool (44), the release tool (44) having first and second bearing areas (46, 48) for bearing against the collets of the inlet and outlet connectors (30), and a handle region (50, 52) for enabling force to be applied, via the bearing areas (46,48), to both connectors (30) simultaneously.
Patent CA-2893199-C (CA)
Title: A passive drive control circuit for ac current
Inventor: TOUSIGNANT DANIEL
IPC: H05B1/02
Filed: 2015-05-28
Granted: 2022-07-26
Abstract: A circuit that may control current to a load without generating a large amount of electromagnetic interference on main lines of an AC power supply for the load and circuit. Control may be effected with silicon controlled rectifiers (SCRs). For instance, the circuit may implement passive triggering using a capacitor between the anode and the gate of an SCR. By using a sufficiently large capacitor, gate current may be applied during a zero crossing of a waveform of the AC power supply in a passive manner without a need to store energy prior to the zero crossing. The circuit may synchronize SCR triggering with a voltage variation in a clean manner, that is, without generating electromagnetic interference. The circuit may be used with an in- line thermostat. However, the circuit may be used in other ways.
Patent CA-2894639-C (CA)
Inventor: NAKAI TAKAYUKI
IPC: C02F1/64
Filed: 2013-11-22
Granted: 2019-12-31
Abstract: Provided are a heavy-metal removal method and a heavy-metal removal device, which are capable of reducing the amount of a neutralizing agent to be used.  In a neutralization tank provided with a vertical-type cylindrical reaction vessel 110, stirring blades 120 arranged in the reaction vessel 110, and an annular aeration tube 130 having a large number of air outlets 131 and being arranged to a bottom part of the reaction vessel 110, aeration is performed by introducing gas for oxidation from a large number of air outlets 131 of the aeration tube 130 while stirring an aqueous solution containing at least one kind of ion of a divalent ferrous ion and a divalent manganese ion as a heavy metal element by rotation of the stirring blades 120, and the aqueous solution is subjected to a neutralization treatment.
Patent CA-2897307-C (CA)
Title: Wideband and low-loss quadrature phase quad-feeding network for high-performance gnss antenna
Inventor: YANG NING
IPC: H01P1/18
Filed: 2015-07-14
Granted: 2020-09-01
Abstract: A system and method for a wide-band low loss quadrature phase antenna feed system is provided. A 180° phase shifter is configured to generate a 0° and 180° phase output. The phase shifter's outputs are fed into a 90° hybrid coupler to generate 0°, 90°, 180° and 270° outputs for used to feed a quadrature phase antenna.
Patent CA-2897408-C (CA)
Title: Barrier layer for corrosion protection in electrochemical devices
Inventor: GHIELMI ALESSANDRO
IPC: C25B9/23
Filed: 2014-02-20
Granted: 2021-09-14
Abstract: The invention is directed to a barrier layer for corrosion protection in electrochemical devices, e.g. carbon based gas diffusion layers (GDLs) in electrochemical devices, comprising electrically conductive ceramic material and a non-ionomeric polymer binder. The electrically conductive ceramic material has an electrical conductivity of >0.1 S/cm, preferably > 1 S/cm in air atmosphere (as detected by the powder method) and is selected from the group of precious metal and/or base metal containing oxides, carbides, nitrides, borides and mixtures and combinations thereof. Membrane-electrode assemblies (MEAs), catalyst-coated membranes (CCMs), gas diffusion electrodes (GDEs) and gas diffusion layers (GDLs) comprising the barrier layer of the invention show improved corrosion resistance, preferably against carbon corrosion; particularly in start-up/shutdown cycles and fuel starvation situations of PEM fuel cells.
Patent CA-2900267-C (CA)
Title: System and method of object recognition for an interactive input system
Inventor: HOLMGREN DAVID E
IPC: G06F3/042
Filed: 2015-08-13
Granted: 2023-07-18
Abstract: The present invention relates to a method and system of improved pointer recognition. A camera-based interactive system has two cameras with fields of view observing an interactive surface. A processor receives a plurality of video frames from the cameras and recognizes a pointer within the video frames. Motion blur of the pointer is compensated to determine the pointer type from the compensated frames using a model-based approach.
Patent CA-2901203-C (CA)
Title: Reseau d'acces radio a evolution a long terme
Inventor: DAHOD ASHRAF M
IPC: H04W72/04
Filed: 2014-02-12
Granted: 2019-05-21
Abstract: L'invention concerne un système, un procédé et un produit de programme informatique permettant de coordonner une communication de paquets de données entre un dispositif utilisateur et un réseau central. Le système comprend un premier dispositif couplé en communication au réseau central, et un second dispositif couplé de manière communicative au premier dispositif. Le second dispositif reçoit des signaux provenant du dispositif utilisateur. Le premier dispositif et le second dispositif partagent au moins une fonctionnalité associée à la couche 2 d'un réseau d'accès radio à évolution à long terme.
Patent CA-2902624-C (CA)
Inventor: MAJIMA KEISUKE
IPC: C07D213/71
Filed: 2014-02-27
Granted: 2021-05-18
Abstract: Abstract An object of the present invention is to provide a production method of an inteLmediate used in the production method of a sulfonylpyrrole compound useful as a pharmaceutical product. The present invention relates to a method of producing sulfonylpyrrole compound (VI) by reacting a pyridine-3-sulfonic acid compound with phosphorus pentachloride in a solvent of chlorobenzene or trifluoromethylbenzene to give a io pyridine-3-sulfonyl chloride compound, reacting the compound without isolation with compound (III) to give compound (IV), and subjecting the compound (IV) to a reductive amination reaction. R3\7 (111) R2---iNN        R4 wherein R2 is a hydrocarbon group etc. and R3 and R4 are each a hydrogen atom etc., SO2                  (IV) wherein R1 is an optionally substituted pyridin-3-yl group, and the other symbols are as defined above, S02                            (/1) wherein R5 is an alkyl group and the other symbols are as .  defined above.
Patent CA-2905267-C (CA)
Title: Rehabilitation apparatus with mechanical linkage
Inventor: MEULEMAN JOS
IPC: A61H1/02
Filed: 2014-03-28
Granted: 2020-02-04
Abstract: An assembly for transferring a force from a force provider to a recipient object is provided. A  rehabilitation apparatus comprising the assembly is also provided. The assembly comprises a linkage having a plurality of small angle links with axes of rotation directed to a single point to allow movement of the recipient object without moving the point of action of an applied force.
Patent CA-2905803-C (CA)
Inventor: ROCHE STEPHEN D
IPC: A01K63/04
Filed: 2013-03-15
Granted: 2017-08-29
Abstract: A water circulation pump pre-filter unit (PFU). The PFU is submerged and provides structure to camouflage the system to give a natural and aesthetic look. The PFU comprises at least two cleaning systems: (1) biological cleaning mechanism; and (2) an internal self-cleaning mechanism. Specifically, the PFU comprises several filtering surfaces that form a repository for pond debris on which fish and other aquatic creatures feed, i.e., the biological cleaning mechanism. These filtering surfaces of the PFU also provide a protective barrier that prevents large debris from entering the circulation pump. The internal self-cleaning mechanism is a spray wash water source mechanism used to clean the PFU without removing the PFU or fish from the pond or entering the water. Together these features improve the quality of the water in the pond and extend the life of a pump.
Patent CA-2908033-C (CA)
Inventor: JACKO MICHAEL SCOT
IPC: B26D3/26
Filed: 2014-04-02
Granted: 2017-10-10
Abstract: Methods and apparatus suitable for cutting food product. The apparatus includes an annular-shaped cutting head (50) and an impeller (52) coaxially mounted within the cutting head (50) for rotation about an axis of the cutting head (50) in a rotational direction relative to the cutting head (50). The cutting head (50) has lower and upper structural members (56,58), circumferentially-spaced support segments (60) between the lower and upper structural members (56,58), and at least one knife assembly (62) located at a perimeter of the cutting head (50) adjacent a corresponding one of the support segments (60). The knife assembly (62) includes a holder (74) having a slot (78), a knife (72) partially received within the slot (78), and tensioning means (70) for inducing a longitudinal tension in the knife (72).
Patent CA-2920425-C (CA)
Inventor: BRADL CHRISTOPH
IPC: F16J15/34
Filed: 2014-07-03
Granted: 2021-01-12
Abstract: The invention relates to a slide ring, comprising a main body composed of gray cast iron (2), wherein at least a partial region (6) of a functional surface (4) has a ledeburitic microstructure at the surface. The invention further relates to a method for producing a slide ring, comprising producing a slide ring composed of gray cast iron (2), heating a functional surface (4) of the slide ring by irradiating the functional surface of the slide ring with high-energy radiation, wherein the irradiation is performed in such a way that at least a partial region of the irradiated surface is remelted, wherein the parameters of the irradiation are selected in such a way that at least a partial region (6) of the functional surface has a ledeburitic microstructure after the functional surface has been cooled.
Patent CA-2921513-C (CA)
Inventor: PARSCHE FRANCIS E
IPC: H05K1/16
Filed: 2016-02-22
Granted: 2018-02-20
Abstract: An electronic device may include wireless communications circuitry and an antenna assembly coupled thereto. The antenna assembly may include a substrate, an electrically conductive layer defining a ground plane carried by the substrate, and an electrically conductive patch antenna element carried by the substrate and spaced from the ground plane. The patch antenna element may have a symmetric axis dividing the patch antenna element into first and second symmetric areas, and first and second feed openings in the first and second symmetric areas, respectively. The antenna assembly may also include first and second feed pads in the first and second feed openings, respectively, and first and second feed lines extending through the substrate and respectively coupling the feed pads to the wireless communications circuitry. Spaced apart conductive shielding vias may be coupled to the ground plane and may extend through the substrate surrounding the patch antenna element.
Patent CA-2922488-C (CA)
Inventor: FAIR BRIAN K
IPC: H04W56/00
Filed: 2014-09-11
Granted: 2022-04-26
Abstract: La présente invention concerne, dans certains modes de réalisation, un dispositif mobile (12) comportant un horloge asservie (13), une unité réceptrice (19) servant à recevoir une ou plusieurs trames en provenance d'un dispositif distant (11) comprenant une horloge maîtresse (14) du système, une unité émettrice (18) servant à émettre une ou plusieurs trames vers le dispositif distant (11), et une unité (400) de correction d'erreurs d'horloge. L'unité (400) de correction d'erreurs d'horloge est configurée pour maintenir la synchronisation d'horloges entre l'horloge asservie (13) et l'horloge maîtresse (14) du système, et pour maintenir l'alignement de trames pour des trames émises à partir de l'unité émettrice (18).