baber/WOPTO huggingface dataset:
Patent CA-2849973-A1 (CA)
Title: Cementing composition comprising anionically- and hydrophobically-modified cellulose ethers and its use
Inventor: WITHAM COLE A
IPC: C04B28/02
Filed: 2012-09-26
Abstract: Disclosed is a composition and a method for cementing a casing in a borehole of a well using an aqueous cementing composition comprising (a) water, (b) a cementing composition comprising (i) a hydraulic cement, (ii) an anionically- and hydrophobically- modified polymer, (iii) a dispersant, and optionally (iv) one or more other additives conventionally added to aqueous cementing compositions useful in cementing casings in the borehole of wells. Preferably the anionically- and hydrophobically-modified hydroxyethyl cellulose has an ethylene oxide molar substitution of from 0.5 to 3.5, a hydrophobe degree of substitution of from 0.001 to 0.025, an anionic degree of substitution of from 0.001 to 1, and a weight-average molecular weight of from 100,000 to 4,000,000 Daltons and the dispersant is sulfonated polymer, melamine formaldehyde condensate, a naphthalene formaldehyde condensate, a branched or non-branched polycarboxylate polymer. Preferably, the aqueous cementing composition is pumped downwardly into said casing, pumping upwardly into the annulus surrounding said casing until said aqueous composition fills that portion of the annular space desired to be sealed, and then maintaining said aqueous cementing composition in place until the cement sets.
Patent CA-2851672-A1 (CA)
Inventor: HOFFMAN RONALD J
IPC: B65H75/34
Filed: 2014-05-07
Abstract: A holder to maintain elongated flexible materials in a coiled orientation, has at least one coil support assembly. Each coil support assembly has a first support and a second support. At least one roller is supported by the first support. The second support is positioned in spaced linear relation to the first support. The first support and the second support are capable of relative linear movement toward each other and away from each other.  At least one roller is supported by the second support. A linear stop limits movement of the first support and the second support away from each other. A retraction mechanism biases the first support and the second support away from each other.
Patent CA-2853686-A1 (CA)
Inventor: GULKANAT BEKTAS C
IPC: H05B6/06
Filed: 2012-12-10
Abstract: An induction cooking apparatus (10) in the form of a clamshell-type griddle includes upper (12) and lower (14) inductively heated plates. The plates (12,14) may be heated by a field or fields generated by one or more induction sources (20,22) of the apparatus. The plates / (12,14) may have different Curie temperatures to control the heating temperature of each plate (12,14). In a tunnel- type cooking apparatus (50) with a conveyance mechanism (56) one or more inductively heated plates (60A-E) within the cooking tunnel (54,56) may be used
Patent CA-2854238-A1 (CA)
Inventor: LENSCHOW GERHARD
IPC: F03D11/00
Filed: 2012-11-16
Abstract: A wind turbine rotor blade is provided, comprising a rotor blade tip (11), a rotor blade trailing edge (12), a rotor blade root region (14) for fastening the rotor blade to a hub of a wind turbine and a rotor blade tip (13). The rotor blade extends from the rotor blade root region (14) along a longitudinal axis to the rotor blade tip (13). The rotor blade also has an air distributing unit (500) with an adjusting element (540) for directing an air stream into the rotor blade tip region (11) and/or a rotor blade trailing edge region (12).
Patent CA-2855324-A1 (CA)
Inventor: BOLOTNIKOV ALEXANDER VIKTOROVICH
IPC: H01L29/36
Filed: 2014-06-26
Abstract: A semiconductor device includes a drift layer disposed on a substrate. The drift layer has a non-planar surface having a plurality of repeating features oriented parallel to a length of a channel of the semiconductor device. Further, each the repeating features have a dopant concentration higher than a remainder of the drift layer.
Patent CA-2855428-A1 (CA)
Inventor: COLLINGS PETER T
IPC: A61B17/32
Filed: 2014-07-03
Abstract: The present disclosure relates to hand held electromechanical powered surgical handle assemblies for use with surgical end effectors capable of clamping, cutting and/or stapling tissue and methods of use thereof The surgical device includes a handle assembly and a drive unit assembly removably and selectively connectable to a selected first connecting feature and second connecting feature of the handle assembly. The drive unit assembly includes a motor and a drive shaft driven by the motor.
Patent CA-2856311-A1 (CA)
Title: A plug connector with shielding
Inventor: LAPPOHN JURGEN
IPC: H01R12/73
Filed: 2012-11-22
Abstract: The invention relates to a plug connector featuring shielding of the signal contacts that are arranged in a contact pattern of differential pairs and that form a contact group together with a shielding element surrounding same. The contact groups are arranged in rows and columns. Each shielding contact includes a shielding element and at least one shielding contact element. Each signal contact includes a blade element and a signal contact element. All shielding contact elements within a row are aligned in a straight line. Each of the signal contact elements of each differential pair are aligned in a straight line that forms a 45° angle with the straight line of the shielding contact elements within the row. An arrangement can comprise two such plug connectors and a circuit board, wherein the two plug connectors are rotated 90° relative to each other.
Patent CA-2856493-A1 (CA)
Inventor: HOFFER BRAM W
IPC: C10G11/18
Filed: 2011-11-21
Abstract: The present invention provides a catalyst mixture comprising FCC catalysts and a metal passivator/trap and use thereof in trapping metal contaminants during the catalytic cracking of hydrocarbon feedstocks.
Patent CA-2856740-A1 (CA)
Title: Systemes et procedes d'etancheite utilisant un drape commutable
Inventor: LOCKE CHRISTOPHER BRIAN
IPC: A61F13/00
Filed: 2012-12-14
Abstract: L'invention concerne un système d'étanchéité qui comprend un drapé commutable. Le drapé permet une étanchéité améliorée en utilisant un adhésif à haute résistance. Selon un exemple, le drapé commutable a une pluralité de perforations à travers lesquelles une solution de commutation peut être distribuée à l'adhésif à haute résistance. La solution de commutation rend l'adhésif à haute résistance moins adhésif de telle sorte que le drapé commutable peut être retiré plus facilement. L'invention concerne également d'autres systèmes, procédés et drapés.
Patent CA-2857194-A1 (CA)
Title: Igg2 disulfide isoform separation
Inventor: DILLON THOMAS M
IPC: C07K16/00
Filed: 2012-12-07
Abstract: Methods for producing an IgG2 antibody preparation enriched for one of several IgG2 structural isoforms, differing by disulfide connectivity in the hinge region of the antibody, are disclosed.
Patent CA-2858288-A1 (CA)
Title: Aerosol generating device with air flow detection
Inventor: TALON PASCAL
IPC: A24F40/20
Filed: 2012-12-28
Abstract: There is provided an aerosol generating device configured for user inhalation of a generated aerosol, the device comprising a heater element (20) configured to heat an aerosol-forming substrate (2), a power source (40) connected to the heater element and a controller (30) connected to the heater element and to the power source, wherein the controller is configured to control the power supplied to the heater element from the power source to maintain the temperature of the heater element at a target temperature, and is configured to monitor changes in the temperature of the heater element or changes in the power supplied to the heater element to detect a change in air flow past the heater element indicative of a user inhalation. The controller may determine when a user has inhaled and may use this for dynamic control of the device as well as provide user inhalation data for subsequent analysis.
Patent CA-2858540-A1 (CA)
Inventor: KRAY NICHOLAS JOSEPH
IPC: B64C21/10
Filed: 2012-11-10
Abstract: A method for applying texture to an aerodynamic surface (402) is provided. A master plate (100) is provided having a textured surface. A first material (200) is then applied to that surface and cured forming a caul sheet with a negative impression of the master plate textured surface. A surface to which a texture is to be applied is then provided; this may be an aerodynamic surface. Another material (300), different from the first, is then applied to the aerodynamic surface and the caul sheet is placed on top. The second material is cured and the caul sheet is removed. The second material is adhered to the aerodynamic surface and has a surface that is substantially a negative impression of the caul sheet textured surface and substantially similar to the master plate textured surface.
Patent CA-2859116-A1 (CA)
Title: Light-based position control of a manual picking process
Inventor: LOPETRONE JOHN A
IPC: G05B24/02
Filed: 2014-08-13
Abstract: A position control system for a manual picking workstation having a plurality of component bins includes a light device and a process controller. The light device projects a light beam along a plane. The process controller includes a processor and memory containing a calibrated assembly sequence and predetermined bin coordinates for each of the component bins. The process controller executes a method to detect, via the light device, an instance of beam breakage wherein the light beam is interrupted or broken, and to determine two-dimensional (2D) coordinates of the beam breakage. The process controller also determines corresponding bin coordinates of an expected bin via the calibrated assembly sequence, compares the determined 2D coordinates to the corresponding bin coordinates, and executes a control action when the determined coordinates do not match the corresponding bin coordinates. The light device may be an oscillating laser scanner or fixed lasers.
Patent CA-2859977-A1 (CA)
Inventor: SCHERRER ALEXANDER
IPC: G16H70/20
Filed: 2012-12-20
Abstract: The invention relates to a special type of graphical presentation of a variety of solutions for clinical intensity-modulated radiation therapy (IMRT). The latter is marked by a modern type of multicriteria optimization (MCO). By means thereof, higher planning quality with low expenditure of time is achieved. For this purpose, the invention relates to a method for presenting a plurality of precalculated solutions, which precalculated solutions are stored in a database (10) and are controllably presented on a presentation device (20) for a user, wherein the control of the presentation operates according to a special system.
Patent CA-2860318-A1 (CA)
Title: Apparatus and method for disposing of animal waste down a drain
Inventor: DUSTIN BRIAN K
IPC: A01K13/00
Filed: 2014-08-21
Abstract: An apparatus for disposing of animal waste comprises a receptacle for receiving animal waste, a fixed screen within the receptacle for holding animal waste, and a drain for receiving animal waste. The drain is connected to a sanitary sewer. One or more spray nozzles flush animal waste through the fixed screen and into the drain. A controller mechanism controls the amount of water sent though the spray nozzle. A method for animal waste disposal method comprises depositing animal waste onto a fixed screen in a receptacle, the receptacle comprising a drain and a spray nozzle for flushing the animal waste through the fixed screen and into the drain. A controller mechanism is actuated to control the amount of water sent through the spray nozzle and thereby flushing the animal waste down the drain.
Patent CA-2862198-A1 (CA)
Title: Method for repairing and improving structural integrity of storage tanks
Inventor: MILLER MICHAEL LEE
IPC: B65D90/00
Filed: 2013-01-22
Abstract: In some implementations of ignition-free welding in at least one fastener is attached to a container that resides within a hazardous environment. The fasteners are then used to secure a fill zone to the container. The chamber then receives a sealing material for the purpose of sealing a leak without having to remove the hazardous material.
Patent CA-2864821-A1 (CA)
Inventor: KHALID SYED JALALUDDIN
IPC: B64C15/02
Filed: 2013-02-15
Abstract: A gas turbine engine control system is disclosed having a model and an observer that together can be used to adjust a command issued to the gas turbine engine or associated equipment to improve performance. In one form the control system includes a nominal model that is adjusted to real time conditions. The adjusted model is used with a Kalman filter and is ultimately used to determine a perturbation to a control signal. In one form the perturbation can be to a legacy controller.
Patent CA-2869948-A1 (CA)
Inventor: GRUTZA JOSHUA
IPC: B24D18/00
Filed: 2014-11-07
Abstract: An abrading tool includes a base member having a support portion defining a first level, and a plurality of integral raised islands extending upwardly above the first level. The base member may be formed of metal or a non-conductive material. The islands are spaced apart from one another. Each island includes a respective tip portion. The distance between adjacent islands may be greater than the width of a single island. An abrasive composite material, including a carrier material and particles of an abrasive material, is affixed to the tip portions of at least some of the islands. The abrasive material may be applied by electroplating, electroless plating, brazing or another method. The abrasive material is applied only to the tip portion of the islands, such that the first level of the support portion is substantially free of the abrasive material. Methods of making the abrading tool are also described.
Patent CA-2870790-A1 (CA)
Title: Dispositif de securite pour toit
Inventor: STRAWDER BRIAN K
IPC: A62B35/00
Filed: 2014-11-10
Abstract: Un dispositif de sécurité pour toit comprend un bras fixe ayant une partie généralement arquée et une première poutre transversale et une glissière à crochet coopérant de manière coulissante avec la partie arquée du bras fixe. La glissière à crochet comprend également une seconde poutre transversale. Le dispositif de sécurité pour toit comprend un moyen pour verrouiller de manière amovible la glissière à crochet en prise fixe avec le bras fixe. Un harnais est relié au bras fixe et porté par un utilisateur du dispositif de sécurité pour toit.
Patent CA-2876475-A1 (CA)
Inventor: DOUCET JOCELYN
IPC: B01J6/00
Filed: 2012-01-19
Abstract: The present document describes a process for batch microwave pyrolysis of waste, and products obtained from the process for batch microwave pyrolysis of waste.
Patent CA-2877224-A1 (CA)
Title: Fabrication of composite laminates using temporarily stitched preforms
Inventor: COXON BRAD ANDREW
IPC: B29C70/18
Filed: 2015-01-09
Abstract: A composite structure is fabricated using a preform comprising a stack of unidirectional prepreg plies that are stitched together. During curing of the prepreg, the stitches melt and dissolve.
Patent CA-2877715-A1 (CA)
Inventor: BOTTGER MICHAEL
IPC: A61K9/10
Filed: 2013-06-10
Abstract: The present invention relates to topical ophthalmological pharmaceutical compositions containing axitinib, a hydrate, solvate or pharmaceutically acceptable salt thereof or a polymorph thereof and its process of preparation and its use for treating ophthalmological disorders.
Patent CA-2878152-A1 (CA)
Inventor: HONG KEELUNG
IPC: A61P19/02
Filed: 2013-07-05
Abstract: Disclosed herein are sustained release compositions and uses thereof for treating arthritis. The composition comprises liposomes comprising one or more phospholipids, cholesterol, and one or more therapeutic agents. The sustained release compositions can be administered intraarticularly.
Patent CA-2878642-A1 (CA)
Inventor: RABUKA DAVID
IPC: A61K39/00
Filed: 2013-07-15
Abstract: The present disclosure provides antibodies specific for an epitope present on CD22. The antibodies are useful in various treatment, diagnostic, and monitoring applications, which are also provided. An anti -CD22 antibody of the present disclosure can in some cases induce apoptosis in a cell that expresses CD22 on its cell surface. A subject antibody specifically binds a CD22 polypeptide, where the epitope comprises amino acid residues within a CD22 antigen (e.g., within amino acids 1 to 847, within amino acids 1-759, within amino acids 1 -751, or within amino acids 1 -670, of a CD22 amino acid sequence).
Patent CA-2880028-A1 (CA)
Inventor: KASTNER THORSTEN
IPC: G10L19/00
Filed: 2013-08-05
Abstract: A decoder for generating an audio output signal comprising one or more audio output channels from a downmix signal comprising one or more downmix channels is provided. The downmix signal encodes one or more audio object signals. The decoder comprises a threshold determiner (110) for determining a threshold value depending on a signal energy and/or a noise energy of at least one of the of or more audio object signals and/or depending on a signal energy and/or a noise energy of at least one of the one or more downmix channels. Moreover, the decoder comprises a processing unit (120) for generating the one or more audio output channels from the one or more downmix channels depending on the threshold value.
Patent CA-2880899-A1 (CA)
Title: Conduite flexible sous marine comprenant une couche comprenant un polyethylene a resistance thermique accrue
Inventor: TRONC FREDERIC
IPC: B32B1/08
Filed: 2013-07-31
Abstract: L'invention concerne une conduite flexible sous marine destinée au transport de d'hydrocarbures, comprenant une pluralité de couches dont au moins une couche comprend un polyéthylène à résistance thermique accrue, son procédé de préparation et son utilisation pour le transport d'hydrocarbures.
Patent CA-2881141-A1 (CA)
Inventor: CHOE JEEHYUN
IPC: H04N13/00
Filed: 2013-08-12
Abstract: The method for transmitting an image component for a 3D image according to one embodiment of the present invention comprises: a step of generating one or more texture image components and one or more depth map image components; a step of generating an SEI (supplemental enhancement information) message including a 3D layer information element for signaling layer information relating to coding between said one or more texture image components and one or more depth map image components; a step of generating an NAL unit including the SEI message including said 3D layer information element; and a step of generating a broadcast signal including said one or more texture image components, said one or more depth map image components and the NAL unit.
Patent CA-2881395-A1 (CA)
Title: Pressure control in phacoemulsification system
Inventor: GORDON RAPHAEL
IPC: A61F9/007
Filed: 2013-10-11
Abstract: A surgical system comprises a pressurized irrigation fluid source; an irrigation line fluidly coupled to the pressurized irrigation fluid source; a hand piece fluidly coupled to the irrigation line; an irrigation pressure senor located at or along the pressurized irrigation fluid source or irrigation line; and a controller for controlling the pressurized irrigation fluid source. The controller controls the pressurized irrigation fluid source based on a reading from the irrigation pressure sensor and an estimated flow value modified by a compensation factor.
Patent CA-2882581-A1 (CA)
Inventor: ADAMS MATTHEW ROBERT
IPC: A61M5/20
Filed: 2011-02-24
Abstract: An automatic injection device including a needle syringe with plunger, having plurality of latching prongs for latchable engagement with a housing body, latchable elements and ramp surfaces. In one form, the prongs including locking protuberances integrally formed with prong ramp surfaces and projecting upwardly from the ramp surfaces toward a button, whereby abutment of at least one activating element of the button by the locking protuberances resists movement of the prong latching surfaces out of engagement with the latchable element when the button is in a first angular position; and the at least one activating element of the button further comprising clearance slots, whereby the locking protuberances fit within the clearance slots to not resist movement of the prong latching surfaces out of engagement with the latchable element when the button is in a second angular position.
Patent CA-2883353-A1 (CA)
Inventor: CHEN XI
IPC: C07D471/04
Filed: 2013-08-27
Abstract: Compounds are provided having formula (I) that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are generally aryl piperazine derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated diseases, and as controls in assays for the identification of competitive CCR1 antagonists. (see formula I)
Patent CA-2887486-A1 (CA)
Inventor: KNOETGEN HENDRIK
IPC: C07K16/46
Filed: 2013-11-26
Abstract: La présente invention concerne une protéine multifonctionnelle, caractérisée en ce qu'elle comprend exactement un domaine de présentation de l'antigène, exactement une région Fc d'anticorps, et au moins un site de liaison à l'antigène, le domaine de présentation de l'antigène comprenant dans le sens de l'extrémité N-terminale vers l'extrémité C-terminale soit (i) une ß2-microglobuline, et (ii) les domaines extracellulaires a1, a2 et a3 d'une molécule de CMH de classe I avec une fréquence relative inférieure à 1 %, soit (i) un peptide provoquant une réponse des lymphocytes T, (ii) une ß2-microglobuline, et (iii) les domaines extracellulaires a1, a2, et a3 d'une molécule de CMH de classe I avec une fréquence relative supérieure ou égale à 1 %, le site de liaison à l'antigène se liant à un antigène de surface de la cellule cancéreuse.
Patent CA-2888465-A1 (CA)
Inventor: BIYANI PRAVESH
IPC: H04L25/08
Filed: 2013-10-18
Abstract: The present invention generally relates to an impulse noise canceller for DSL systems. According to certain aspects, embodiments of the invention provide a dual sensor receiver to deal with the impulse noise effectively. The second sensor can be incorporated by either a common mode or unused differential port. Alternatively a power line sensor can also act as a sensor. According to certain additional aspects, embodiments of the invention provide various alternative implementations of an impulse noise canceller within a DSL receiver, According to still further aspects, embodiments of the invention provide methods for selectively training an impulse noise canceller in the various implementations,
Patent CA-2889852-A1 (CA)
Inventor: MACKLE GERARD
IPC: F23H15/00
Filed: 2015-04-28
Abstract: The present application relates to improvements to granular fuel burning boilers such as wood pellet boilers and burners therefor. In particular, there is disclosed a wood pellet boiler having a combustion chamber, wherein an access door for said combustion chamber comprises a wood pellet burner assembly mounted on the interior side thereof. In this way, the wood pellet burner assembly is movable from and into the combustion chamber of the wood pellet boiler when the access door is opened and closed, respectively.
Patent CA-2891059-A1 (CA)
Title: Hvac systems and methods with refrigerant leak detection
Inventor: GOEL RAKESH
IPC: F24F11/00
Filed: 2015-05-12
Abstract: Systems and methods are disclosed that involve detecting a flammable refrigerant associated with a heating, ventilating, and air conditioning (HVAC) system. In one instance a damper covers an access port allowing a single sensor to monitor at least two separate spaces. In another instance, a multi-probe sensor allows a single sensor to monitor at least two separate spaces. Other systems and methods are presented.