baber/WOPTO huggingface dataset:
Patent CA-2583798-A1 (CA)
Inventor: EDWARDS JEFFREY CHARLES
IPC: E21B33/06
Filed: 2005-10-17
Abstract: A blow out preventer (10) includes a housing (40) defining a longitudinal throughbore (16) and a ram cavity (34) and at least one pair of opposed rams (12,14) located within the ram cavity, each ram including a seal (18,24) disposed on an upper surface (20,26) of the ram, the at least one pair of rams being movable from a first position wherein the throughbore is open to a second position wherein the throughbore is closed. At least one seal seat (30) is arranged in the ram cavity, a seal seat being associated with each pair of rams. The at least one seal seat has a seal surface for continuously engaging with the ram seals as the at least one pair of rams moves from the first position to the second position.
Patent CA-2587714-A1 (CA)
Title: Anticorrosive coating compositions
Inventor: NAGAI MASANORI
IPC: C23F11/00
Filed: 2005-11-16
Abstract: An anticorrosive coating composition which contains a non-polluting anticorrosive pigment containing no heavy metals and which, even when it comprises the pigment and any of various binder resins, has anticorrosive performances equal or superior to those of anticorrosive coating compositions containing a lead compound or chromic acid compound. Also provided is an anticorrosive coating composition having excellent storage stability. The anticorrosive coating compositions are characterized by comprising: a non-polluting anticorrosive pigment which contains no heavy metals and contains calcium polyphosphate obtained by burning at 180-350~C a single substance or mixture comprising a calcium ingredient and a phosphorus ingredient, the calcium/phosphorus atomic ratio in the two ingredients (Ca/P=m) being 0.50<m<1.00; and a binder resin.
Patent CA-2588005-A1 (CA)
Title: Filtering system for water and waste water
Inventor: FUCHS WERNER
IPC: B01D61/20
Filed: 2005-12-01
Abstract: The invention relates to a filtering system for water and waste water, which comprises at least one container in which aerated filter modules (7) are disposed. At least one feed compartment (13) is provided for jointly feeding suspension (10) to be filtered to the filter modules (7). The inventive system is characterized by a feed distribution compartment (12) through which the suspension (10) to be filtered is introduced into the feed compartment (13), the feed distribution compartment (12) being partially guided around the feed compartment (13). The invention allows to reduce the space required below the filter modules for feeding the suspension.
Patent CA-2589393-A1 (CA)
Inventor: ROY MARIE-ODILE
IPC: A61K39/395
Filed: 2007-05-31
Abstract: The present invention relates to methods, reagents and kits for detecting of GPR72 polypeptide activity in a sample and identifying agents which modulate polypeptide activity. It further relates to antibodies raised against GPR72. It further relates to substances for preventing, treating and/or alleviating diseases or disorders characterized by dysregulation of GPR72 polypeptide signalling.
Patent CA-2591297-A1 (CA)
Title: Il-7 variants with reduced immunogenicity
Inventor: GILLIES STEPHEN D
IPC: C07K14/54
Filed: 2005-12-08
Abstract: The invention relates generally to IL-7 molecules modified to reduce their immunogenicity. These molecules include also fusion proteins comprising said modified IL-7 molecules and immunoglobulin molecules or portions thereof.
Patent CA-2593756-A1 (CA)
Title: Method and apparatus for enhancing security of wireless communications
Inventor: ZHANG GUODONG
IPC: H04J13/00
Filed: 2006-01-03
Abstract: The present invention is related to a method and apparatus for enhancing security of communications. The apparatus comprises a security processing unit, a data processing unit, a cross-layer watermarking unit, and optionally a smart antenna processor. The security processing unit generates a token/key to be used in watermarking and sends a node security policy to other components. The data processing unit generates user data. The cross-layer watermarking unit includes at least one of Layer-2/3, Layer-1 and Layer-0.  Each layer performs a different scheme or degree of watermarking. The cross-layer watermarking unit embeds the token/key into the user data transmission on at least one of the layers selectively in accordance with a security policy.
Patent CA-2593845-A1 (CA)
Title: Improved resource utilization for multimedia broadcast multicast services (mbms)
Inventor: OESTRUP PETER
IPC: H04H20/57
Filed: 2006-01-23
Abstract: A multimedia broadcast multicast type service (MBMS) is offered to mobile subscribers. A RAN node communicates with one or more radio base stations that transmit and receive information with mobile subscriber terminals, some of which subscribe to the MBMS. The RAN node communicates with multiple core network packet data nodes that receive MBMS data for delivery to the RAN node.  One of the multiple core network packet data nodes is selected to provide the MBMS data associated with the MBMS to the RAN node. The others are instructed not to provide the MBMS data, but they still perform other MBMS support functions for their mobile terminals such as MBMS charging, etc.
Patent CA-2594573-A1 (CA)
Title: Method and system for providing annotations of a digital work
Inventor: MANBER UDI
IPC: G06K1/00
Filed: 2006-01-18
Abstract: Methods and systems for receiving and distributing annotations of a digital work (84) include receiving an annotation of the digital work (84), storing the annotation, and providing the annotation to the user. The user may be required to submit a valid authorization credential (90) for the annotation.  Annotations may be textual or graphical, and may be associated with particular content in a digital work. Indicators may be displayed to identify content in the digital work for which annotations are available. A user may exchange compensation or perform a specified action for access to an annotation. Some or all of the compensation received for an annotation may be distributed to the author of the annotation. Multiple annotations may be listed in an order based a criterion, such as ranking, price, or date of receipt. Users that purchase a digital work may automatically receive an authorization credential (90)to receive annotations of the digital work.
Patent CA-2595952-A1 (CA)
Title: Power nailer with driver blade blocking mechanism in magazine
Inventor: SHKOLNIKOV YURY
IPC: B25C1/18
Filed: 2006-03-16
Abstract: A fastener-driving tool (10) with a magazine (22) , a nosepiece (20) , a driver blade (16) slidably reciprocating relative to the nosepiece (20) for driving fasteners and a mechanism for preventing jamming including a follower (46) slidably disposed inside the magazine (22) for urging fasteners toward the nosepiece (20) , and having a formation (52) for engaging the driver blade (16) and preventing driver blade reciprocation after the last fastener in the magazine (22) has been driven.
Patent CA-2597469-A1 (CA)
Inventor: GRAMME PER EIVIND
IPC: F17D1/08
Filed: 2006-02-10
Abstract: A method and equipment for reducing or avoiding multiple dispersions in fluid flows each consisting of two or more non-mixable fluid components with different specific gravities and viscosities, in particular fluid flows of oil, gas and water from different oil/gas production wells (B1 - B8) in formations beneath the surface of the earth or sea, The fluid flow from each well (B1 - B8), depending on whether it is oil-continuous (o/w) or water-continuous (w/o), is fed to a transport pipeline (T) so that the oil-continuous fluid flows (o/w) are supplied to the transport line (T) first and the water-continuous fluid flows (w/o) second, or the two fluid flows (o/w, w/o) are fed to two separate transport lines (T1, T2). In a preferred embodiment, the two separate transport lines (T1, T2) may be connected to a common transport line (T); the two fluid flows (o/w, w/o) are mixed before further transport and any subsequent separation in a separator. In another preferred embodiment, each of the fluid flows in the respective transport lines (T1, T2) may be fed to a common separator (H) or its own independent separator.
Patent CA-2597719-A1 (CA)
Title: Dermatological treatment device
Inventor: EROFEEV ANDREI
IPC: A61B18/20
Filed: 2006-02-17
Abstract: A device and method for utilizing optical radiation to treat tissue are described. In one aspect, the device is a dermatological treatment device. The device can be used, for example, for treatment of dermatological and cosmetic conditions. The device can include a sensor that indicates when the device is in contact with a subject's tissue. Operation of the device can, in some instances, be partially or fully automated. The device can further include a light source that is air cooled and a cooling plate that is chilled preferably to 5~ C. The device can also include a window that is enlarged toreduce the power density and facilitate heating of tissue at depth.
Patent CA-2601868-A1 (CA)
Inventor: MOFFITT PATRICK E
IPC: A01K91/14
Filed: 2006-04-06
Abstract: A leader for use in fly fishing is disclosed. The leader is connected between a fly line and a tippet section. In one embodiment, the leader includes a first section of wire connected to the fly line and a second section of polymeric monofilament. The section of wire can be a shape memory alloy or a superelastic alloy. Nitinol is a preferred alloy for use in the wire section of the leader. The section of wire is attached to the second section of polymeric monofilament. One of more sections of wire can be used in the leader. Each of the sections of wire can be tapered. Additionally, one or more sections of polymeric monofilament can be used in the leader. In another embodiment of the present invention, a single section or multiple sections of wire, preferably shape memory alloy wire or superelastic alloy wire, can be used. The wire leader is able to store mechanical energy generated by the cast allowing the leader to function as intended with greater frequency.
Patent CA-2602124-A1 (CA)
Inventor: JOHNSON DAVID J
IPC: B23K31/02
Filed: 2006-03-17
Abstract: A double-walled exhaust pipe is used with an internal combustion engine and includes a first elongate outer tube (17) and a second elongate inner tube (15) positioned concentrically within the outer tube (17) and affixed at the ends. A chamber (25) is created between the inner and outer tubes which extends substantially their entire length and is sealed against the atmosphere by welding at the ends of the tubes. A one-way valve (20) and (22) is affixed to the outer tube (17) and in fluid communication with the chamber (25) so that a vacuum having a negative pressure at least 20 inches of mercury can be drawn. The outer tube (17) preferably has a greater wall thickness than the inner tube (15).
Patent CA-2604993-A1 (CA)
Title: Multiple-valent opsonophagocytic assay selection panel arrays and uses therefor
Inventor: STEINER SANDRA
IPC: G01N33/53
Filed: 2006-04-21
Abstract: This application discloses a multivalent opsonophagocytosis assay that does not rely on counting of bacterial colonies to determine bacteria viability following opsonophagocytosis. Instead, the method uses a metabolic colorimetric indicator to determine if viable bacteria are present. Also disclosed are arrays that can be used to determine the viability of bacteria following opsonophagocytosis.
Patent CA-2606097-A1 (CA)
Inventor: ASGEIRSSON AGNI
IPC: G01G19/30
Filed: 2006-04-27
Abstract: A method for decision aiding in batching of items of varying weight, size, or shape into packs of fixed weight and item count, said method characterized by controlling the average weight of items used, by rejecting selected portion of the available pool of items, according to calculated "Optimal Usage Curve", wherein the "Optimal Usage Curve" represents the "overweight of batches" as a function of the "ratio of items used", the "overweight of batches" represents the average batch weight while the "ratio of items used" is the number of items used in the batching process over the total number of items in the pool of items.
Patent CA-2606326-A1 (CA)
Title: System and method for fraud monitoring, detection, and tiered user authentication
Inventor: FISHER JON BRYAN
IPC: H04L9/00
Filed: 2006-04-28
Abstract: The present invention provides systems and methods for authenticating access requests from user devices by presenting one of a plurality of graphical user interfaces selected depending on a perceived risk of fraud associated with the devices. User devices are identified with fingerprinting information, and their associated risks of fraud are determined from past experience with the device or with similar devices and from third party information. In preferred embodiments, different graphical user interfaces are presented based on both fraud risk and, in the case of a known user, usability. In preferred embodiments, this invention is implemented as a number of communicating modules that identify user devices, assess their risk of fraud, present selected user interfaces, and maintain databases of fraud experiences. This invention also includes systems providing these authentication services.
Patent CA-2606537-A1 (CA)
Title: Use of invert epoxy emulsions for wellbore stabilization
Inventor: BURN ANDREW
IPC: C09K8/502
Filed: 2007-10-09
Abstract: An invert emulsion wellbore fluid, including: a continuous oleaginous phase; a discontinuous non-oleaginous phase; a stabilizing agent; an oil-immiscible epoxy-based resin; and a hardening agent; wherein the wellbore fluid is a stable emulsion having a viscosity greater than 200 cps. In some embodiments, the hardening agent is an oil-miscible hardening agent; in other embodiments, the hardening agent is an oil-immiscible hardening agent.
Patent CA-2606581-A1 (CA)
Inventor: HABEEB JACOB JOSEPH
IPC: C10M125/00
Filed: 2006-05-09
Abstract: The present invention is directed to lubricating oils of improved antioxidancy comprising a base oil selected from the group consisting of mineral oils, synthetic oils and mixtures thereof containing an effective amount of one or more organometallic compound and/or coordination complex selected from the group consisting of (a) a metal or metal cation with more than one oxidation state, above the ground state, and two or more anions, (b) a metal or metal cation with more than one oxidation state above the ground state and one or more bidentate or tridentate ligands, (c) a metal or metal cation with more than one oxidation state above the ground slate, and one or more amines and one or more ligands, and (d) mixtures thereof, to a method for improving the antioxidancy of formulated lubricating oil compositions by the addition thereto of an effective amount of the aforementioned organometallic compound, and/or coordination complex, and to an additive concentrate containing the aforementioned organometallic compound and/or coordination complex.
Patent CA-2608229-A1 (CA)
Title: Cordless power tool battery charging and analyzing system
Inventor: BALL WILLIAM M JR
IPC: H02J7/00
Filed: 2007-10-26
Abstract: A cordless power tool battery pack including an onboard circuit configured to electronically communicate with an associated battery charging system and an associated battery analyzing system. The onboard circuit communicates information relating to the battery pack to a microprocessor or the like within the battery charging system and charging of the battery pack is controlled based on such communication. The onboard circuit also communicates information relating to the battery pack to a microprocessor or the like within the battery analyzing system which can than be communicated to an interface unit for display to a user.
Patent CA-2608425-A1 (CA)
Title: Vertical axis wind turbines
Inventor: MAKSIMOV VASILI
IPC: F03B13/10
Filed: 2006-05-15
Abstract: A vertical axis wind turbine (1) is described. The wind turbine (1) can include a top ring (84), a middle ring (82) and a lower ring (84), wherein a plurality of vertical airfoils (81) are disposed between the rings. For example, three vertical airfoils (81) can be attached between the upper ring and the middle ring. In addition, three more vertical airfoils (81) can be attached between the lower ring and the middle ring. When wind contacts the vertically arranged airfoils (81) the rings (84, 82) begin to spin. By connecting the rings (84, 82) to a center pole (105) which spins an alternator (90), electricity can be generated from wind.
Patent CA-2608805-A1 (CA)
Title: System and method for providing a digital watermark
Inventor: STEELBERG CHAD
IPC: H04N5/445
Filed: 2006-05-16
Abstract: A method for capturing a broadcast is disclosed. The method for capturing a broadcast includes detecting an approximate start time of the broadcast, wherein said detecting includes monitoring for a broadcast trigger, identifying the broadcast and a timed length thereof, such that, based on the timed length and the approximate start time, an approximate end time may be calculated, and recording the broadcast from the trigger to the approximate end time, wherein said recording has captured the broadcast of radio advertising.
Patent CA-2611756-A1 (CA)
Inventor: ZOU LONG
IPC: H04B10/43
Filed: 2006-06-13
Abstract: A system includes a laser generator, and a signal distortion generator circuit inline with the laser generator modulation signal and configured to generate distortion vectors in any of four distortion vector quadrants.
Patent CA-2612130-A1 (CA)
Title: Devices, systems, and methods for creation of a peripherally located fistula
Inventor: FLAHERTY CHRISTOPHER J
IPC: A61B17/34
Filed: 2006-06-26
Abstract: Devices, systems and methods are disclosed for the formation of an arteriovenous fistula in the limb of the patient. Embodiments include a device (10) for the creation, modification and maintenance of a fistula that includes an integral fistula creation assembly (25) near its distal end that passes through the skin of the patient, through a first vessel such as an artery, and into a second vessel such as a vein. The fistula creation assembly (25) preferably includes an anastomotic implant (60) that is placed within the fistula t maintain long term blood flow there through. The devices, systems and methods can be used to treat patients with one or more numerous ailments including chronic obstructive pulmonary disease, congestive heart failure, hypertension, hypotension, respirator failure, pulmonary arterial hypertension, lung fibrosis and adult respiratory distress syndrome.
Patent CA-2616160-A1 (CA)
Title: Process of producing bepromoline
Inventor: WEBER BEAT
IPC: C07D295/02
Filed: 2006-07-27
Abstract: The present invention refers to a process of manufacturing a compound of formula (Ia), said process comprising: (i) contacting a compound of formula (III) with a compound of formula (IV) in the presence of a palladium catalyst, methanol and hydrogen gas, said step (i) being conducted preferably under basic conditions with acetic acid added once the consumption of the hydrogen gas has ceased.
Patent CA-2616999-A1 (CA)
Title: System and method for multiprotocol wireless communication
Inventor: JAIN AMIT
IPC: H04L12/26
Filed: 2006-07-26
Abstract: Described is a method which compares a plurality of wireless protocols utilized on a radio frequency channel. Each wireless protocol utilizes a corresponding predetermined number of subcarrier frequencies on the channel. A  number is generated as a function of a comparison of the corresponding predetermined numbers. The frequency channel is divided by the number to generate a set of subcarrier frequencies. Each of the wireless protocols is assigned to a corresponding subset of subcarrier frequencies. Wireless communications are conducted over each subset of subcarrier frequencies utilizing the corresponding wireless protocol during a same time period.
Patent CA-2618078-A1 (CA)
Title: Fiber optic drop cables suitable for outdoor fiber to the subscriber applications
Inventor: HURLEY WILLIAM C
IPC: G02B6/00
Filed: 2006-03-30
Abstract: A fiber optic drop cable including at least one optical waveguide, at least one roving, and a cable jacket. In one embodiment, the at least one roving includes a resin matrix having a water-based acrylic composition that includes an ethylene-acrylic acid and a water-swellable component. The resin matrix has a percent by weight of about 10 percent or less of the flexible roving so that the at least of one roving is at least partially bonded with the cable jacket, thereby inhibiting buckling of the cable jacket. In another embodiment, a plurality of rovings are arranged in clusters in the cable for influencing the bonding between the rovings and cable jacket. Also, disclosed is a protective casing for protecting and routing optical fibers along with preconnectorized cable assemblies.
Patent CA-2622479-A1 (CA)
Inventor: NERST ALEX
IPC: G06F15/16
Filed: 2006-05-09
Abstract: A system and a method enabling a mobile user-terminal (16) to participate as a peer in a peer-to-peer network (10) The system containing a mobile user-terminal (16) and a network device The network device containing a peer-communication module operative to communicate as a peer in a peer-to-peer network (10), a terminal-communication module operative to communicate with a user- terminal device, and a proxy module operative to perform peer operations in the peer-to peer network on behalf of the user-terminal device (16).
Patent CA-2623540-A1 (CA)
Inventor: GOUDSMIT JAAP
IPC: C07K14/11
Filed: 1994-08-19
Abstract: The present invention provides a vaccine that can be administered to a mammal to cause immunoprotection in the mammal against a pathogenic organism that has an immunodominant epitope. The vaccine includes a modified form of the antigen in which the immunodominant epitope is located. In this modified form, the immunodominant epitope is immunodampened by any of a number of techniques. Examples of immunodampening techniques include addition of N-linked glycosylation sites, change of the net charge on the epitope, and substitution with a tolerated sequence. The vaccine also includes a pharmacologically acceptable carrier.
Patent CA-2624578-A1 (CA)
Inventor: STROZZI GIAN PAOLO
IPC: A23C19/04
Filed: 2006-07-26
Abstract: The aim of the present invention is "gluten-free" spore or mildew cultures of the genus Penicillium, in particular of the species Penicillium roqueforti for the blue-veining of cheeses intended for persons affected by celiac disease.  Furthermore, the aim of the present invention is a method for the preparation of said cultures which foresees the use of an anallergic substrate in association with a subsequent enzymatic treatment.
Patent CA-2624780-A1 (CA)
Title: Method and apparatus for avoiding radio frequency identification (rfid) tag response collisions
Inventor: POWELL KEVIN J
IPC: H04Q5/22
Filed: 2006-08-21
Abstract: Methods and apparatuses for obtaining data from radio frequency identification (RFID) tags in an efficient manner are described. The method includes the following steps. During the course of an interrogation of an RFID tag population, an RFID tag in the population determines a time slot in which it is designated to respond to a reader. The tag receives signals that are transmitted during the interrogation. The tag determines efficiency-characteristics of the interrogation based on the received signals. The tag autonomously adjusts (e.g., without explicit instructions from the reader) the time slot in which it is designated to respond to the reader based on the efficiency-characteristics.
Patent CA-2624824-A1 (CA)
Inventor: BARRETT RONALD L
IPC: B28B21/02
Filed: 2008-03-07
Abstract: A method of securing a precast refractory shape within a refractory structure, comprising the steps of forming a precast refractory shape by casting a refractory shape to have a plurality of spaced-apart cavities formed in an outer surface thereof, positioning the precast refractory within a refractory structure; and casting a refractory material around the precast refractory shape such that the refractory material covers the outer surface of the precast refractory and fills the cavities.