baber/WOPTO huggingface dataset:
Patent CA-2544281-A1 (CA)
Title: Tri-block copolymers and a process for the preparation of the same
Inventor: KHANDARE JAYANT JAGANNATH
IPC: C08G81/02
Filed: 2003-12-21
Abstract: The present invention relates to tri-block copolymers of molecular weight ranging between 2,000 Daltons to 2,00,000 Daltons having formula (I), having extraordinarily high binding strength, wherein, R1 is H, CH3, C2H5, or C6H5;  R2 is H, CH3, C2H5, or C6H5; X is an ester or amide linkage; m is ranging from 3 to 500; n is ranging from 2 to 50; L is OH, NH2,OCH3, or NHCH(CH3)2; Y is N-Acetyl Glucosamine, mannose, galactose, sialic acid, fructose, ribulose, erythrolose, xylulose, psicose, sorbose, tagatose, glucopyranose, fructofuranose, deoxyribose, galactosamine, sucrose, lactose, isomaltose, maltose, cellobiose, cellulose, or amylose, a simple and effective process for the preparation of the tri-block copolymers of formula (I), and a method of preventing and/or treating microbial infections, wherein the said method comprises steps of exposing the microbe to the tri-block copolymer of formula (I), and thereafter, binding of the polymer to the microbe inhibits the microbial infection.
Patent CA-2545248-A1 (CA)
Title: Methods for altering hematopoietic progenitor cell adhesion, differentiation, and migration
Inventor: VARNER JUDITH A
IPC: A61K39/00
Filed: 2004-09-28
Abstract: The present invention satisfies the need in the art by providing methods for altering hematopoietic progenitor cell adhesion and/or migration to a target tissue, and for altering hematopoietic progenitor cell differentiation into a second cell type. The invention also provides methods for screening test compounds for altering the level of hematopoietic progenitor cell adhesion and/or migration to a target tissue, and for altering hematopoietic progenitor cell differentiation into a second cell type. The invention further provides methods for isolating hematopoietic progenitor cells.
Patent CA-2547314-A1 (CA)
Title: Dust collecting apparatus for vacuum cleaner
Inventor: SEO JI-WON
IPC: A47L9/10
Filed: 2006-05-19
Abstract: A dust collecting apparatus having a main body, a grill member, and a guide member is provided. The main body is connected to a suction passage and a discharge passage of the vacuum cleaner. The grill member provides an outlet for filtering the air discharged from the main body. The guide member extends from the grill member and faces an inlet of the main body. The guide member converts rapidly a flow direction of the air entering the main body through the suction passage to separate moisture from the air.
Patent CA-2549684-A1 (CA)
Title: Method and apparatus for accurately dispensing liquids and solids
Inventor: CLINE DAVID J
IPC: B01F25/60
Filed: 1997-11-12
Abstract: A system for metering and dispensing single and plural component liquids and solids. The dispensing system maintains constant pressure between the output of the pump and the dispense head. The progressive cavity pump is formed from individual, interlocking pressure sections (140), each of which has a double helix bore (139). A rotor (141) is inserted into the double helix bore with an interference fit.
Patent CA-2554401-A1 (CA)
Title: Apparatus and process for air cleaning
Inventor: FARRIS THOMAS STEPHEN
IPC: B01J20/02
Filed: 2006-07-27
Abstract: A process and an apparatus for removal of radon from indoor air. The process having the step of contacting indoor air with an adsorbent, that is a silver-exchanged zeolite. The apparatus for the removal of radon from indoor air comprises a silver exchanged zeolite.
Patent CA-2555034-A1 (CA)
Title: Method for the production of a book-type security document and a book-type security document
Inventor: HOEPPNER HARALD
IPC: G06K19/077
Filed: 2005-02-04
Abstract: The invention relates to a method for the production of a security document in addition to a security document comprising at least one security cambric (15) and at least one transponder unit (21) which is fully encompassed by laminated layers (22,23) forming a laminated layer sheath.
Patent CA-2556608-A1 (CA)
Inventor: CIROCKI PAWEL
IPC: D21F3/00
Filed: 2005-01-31
Abstract: A belt conditioning method, apparatus and paper machine employing the method and apparatus are provided. The belt method and apparatus include multiple conditioning devices using chemicals to condition water impermeable surfaces of paper machine belts, such as transfer belts and prevent deposits from accumulating on the belts. In one embodiment, the belt supports a web at a first portion of the belt's loop and is separated from the web at a second portion. The conditioning apparatuses are placed in the second portion.
Patent CA-2557349-A1 (CA)
Title: Noble metal tip for spark plug electrode and method of making same
Inventor: TINWELL PAUL
IPC: H01T13/20
Filed: 2005-02-28
Abstract: A noble metal tip 20 for attachment to a spark plug center electrode 36 and/or a ground electrode. Noble metal tip 20 is a generally cylindrical component that includes a firing end 40 , an attachment end 42 , and one or more retention features 44, 46 and 60, 62 . The retention features are generally conically shaped holes or recesses formed in the side of the noble metal tip, and are designed to receive molten material during a laser attachment process. Once the molten material has solidified in the retention features, a fusion layer is formed and acts as a mechanical bond or interlock between the noble metal tip and the electrode. Methods of manufacturing and attaching the noble metal tips are also provided.
Patent CA-2561465-A1 (CA)
Inventor: CROWTHER DAVID
IPC: B26D7/01
Filed: 2006-09-25
Abstract: A vacuum pressure work piece holding device for a saw includes an endless loop conveyor having a first face, a second face and air flow openings which extend between the first face and the second face. There is means provided for applying a vacuum to the second face of the endless loop conveyor, such that work pieces are held by vacuum pressure against the first face. A drive assembly creates movement of the endless loop conveyor. A saw blade is positioned in parallel spaced relation to the first face, such that movement of the endless loop conveyor brings the work pieces held by vacuum pressure against the first face into engagement with the saw blade.
Patent CA-2566248-A1 (CA)
Inventor: AUDETTE PATRICK
IPC: E01C19/20
Filed: 2006-10-31
Abstract: A distribution system for a drill including a body having at least two outlets defined therein and having at least two separate hollow sections configurable into a selected one of separate and mixed configurations. Each of the sections in the separate configuration is in communication with a single respective one of the outlets such that the distribution system is adapted to separately distribute the product received in each of the sections through the single respective one of the outlets. Each of the sections in the mixed configuration is in communication with the at least two outlets such that the distribution system is adapted to simultaneously distribute the product received in each of the sections through the at least two outlets.
Patent CA-2569661-A1 (CA)
Inventor: FAIRY FABRICE
IPC: B29C45/38
Filed: 2005-06-17
Abstract: A melt transfer device for an injection molding apparatus includes a first shut off valve coupled to a first nozzle having a first melt channel. The first melt channel delivers a melt stream of moldable material to a second melt channel of a second nozzle, which is movable relative to the first nozzle. A second shut off valve is coupled to the second nozzle. The first shut off valve and the second shut off valve are retractable to open a melt transfer channel of the melt transfer device device to allow melt to flow between the first channel and the second melt channel.
Patent CA-2569816-A1 (CA)
Title: Weighted belt
Inventor: CURPHEY CRAIG E
IPC: A63B21/065
Filed: 2006-12-01
Abstract: A weighted belt is provided. The weighted belt comprises a belt body that defines a body pocket; a plurality of weights disposed within the body pocket; a first cinching end that extends from an end of the belt body; and, a second cinching end that extends from an opposite end of the belt body. The first and second cinching ends comprise a suitable dress-belt material disposed on at least a portion of the surface of the belt body sufficient to conceal at least partially the belt body when worn and viewed face on, and are configured for releasable engagement.
Patent CA-2571551-A1 (CA)
Inventor: ALESSIO GERALD R
IPC: C07F9/30
Filed: 2005-06-20
Abstract: La présente invention concerne une composition de polymère thermoplastique ignifugée comprenant un polymère thermoplastique est un sel métallique d'acide phosphinique possédant un degré souhaité de volatilité.
Patent CA-2574249-A1 (CA)
Title: Flexible directional drilling apparatus and method
Inventor: UNDERWOOD LANCE D
IPC: E21B7/06
Filed: 2007-01-16
Abstract: A bottom hole assembly to directionally drill a subterranean formation includes a drill bit, a stabilizer assembly located proximate to and behind the drill bit, a drilling assembly comprising a drive mechanism and a directional mechanism, and a flex member.  Optionally, the flex member may be located between the drilling assembly and the stabilizer assembly or an integral to a housing of the drilling assembly. A method to drill a formation includes positioning a stabilizer assembly behind a drill bit and positioning a flex member between an output shaft of a drilling assembly and the stabilizer assembly. The method preferably includes rotating the drill bit, stabilizer assembly, and flex member with a drilling assembly and directing the trajectory of the drill bit and stabilizer assembly with a directional mechanism of the drilling assembly.
Patent CA-2575619-A1 (CA)
Title: Transparent service adaptation in heterogeneous environments
Inventor: ALTINTAS ONUR
IPC: H04W36/00
Filed: 2005-05-23
Abstract: A method of tailoring data streams transmitted to networked user devices is disclosed in which environment information associated with each device is stored at an agent located on those devices. The method comprising detecting the configuration of a plurality of a plurality of device (HAA, 228), storing configuration information for each device in said plurality (HAA, 228);  transmitting said configuration information for each device in said plurality of devices to an environment mirror agent at a gateway in a backbone network (LNAA, 229). By referring to this environment information, a service provider can tailor the transmission of data streams, such as multimedia streams, to a service based on the capabilities of the device and the associated network.
Patent CA-2576459-A1 (CA)
Inventor: SHELTON FREDERICK E IV
IPC: A61B17/285
Filed: 2007-01-30
Abstract: A powered surgical cutting and fastening instrument includes a drive shaft; a motor;  and a gear shifting assembly connected to the drive shaft and the motor. The gear shifting assembly may include at least a first stage gear assembly coupled to the motor and to the drive shaft for operating the gear shifting assembly in a first gear setting;  and a gear coupling assembly for selectively coupling at least one additional gear to the drive shaft for operating the gear shifting assembly in a second gear setting.
Patent CA-2576511-A1 (CA)
Title: Branched and multi-chain nucleic acid switches for sensing and screening
Inventor: BORER PHILIP N
IPC: C12Q1/68
Filed: 2005-08-02
Abstract: Embodiments of the invention relate to a branched or multichain nucleic acid switch adapted to switch from a first conformation to a second conformation upon ligand binding. The switch includes a probe strand, P, which includes the ligand binding domain; a switching framework which includes a cover strand (C), and a tether that holds P and C together and a signaling apparatus. Some embodiments include a toggle strand (T) where now the tether holds P, C, T, and the signaling apparatus together. As the switch changes between the first and second conformations; the signaling apparatus reports the state of the switch. The signaling entity is typically a lumiphore and a quencher located along the switching framework. Nucleic acid switches have applications in real time assays for diverse agents including infectious agents, environmental toxins, and terrorist agents, as well as screening' methods for such agents.  Further applications are found for nanoelectronics, nanofabrication and nanomachines.
Patent CA-2578593-A1 (CA)
Inventor: LEPORI ALESSANDRO
IPC: B32B27/32
Filed: 2005-06-06
Abstract: To increase the barrier effect of a metallized film intended for use in the packaging, in particular of food products, a particular composition of the plastic layer (A) is suggested, on which the metal layer (M) is deposited by vacuum evaporation. The plastic layer comprises a polypropylene and butene copolymer and is subjected to a preliminary surface activation treatment, preferably to a flame treatment, and to a subsequent plasma treatment under partial vacuum conditions prior to metallization.
Patent CA-2578792-A1 (CA)
Title: Method and system for adaptive rule-based content scanners
Inventor: SHAKED AMIT
IPC: G06F21/00
Filed: 2005-08-24
Abstract: A method for scanning content (200), including identifying tokens within an incoming byte stream (210), the tokens being lexical constructs for a specific language, identifying patterns of tokens, generating a parse tree from the identified patterns of tokens (220), and identifying the presence of potential exploits within the parse tree, wherein said identifying tokens, identifying patterns of tokens, and identifying the presence of potential exploits are based upon a set of rules for the specific language. A system and a computer readable storage medium are also described and claimed.
Patent CA-2579977-A1 (CA)
Inventor: PERREAULT REAL
IPC: B65G47/14
Filed: 2007-02-28
Abstract: The disengagement system is for use at an output of a centrifugal disc singulator in which elongated articles exit lengthwise following a substantially tangential output path at a periphery of a rotary disc. The rotary disc has a vertical rotation axis and an upper article-receiving area surrounded by a peripheral wall. The disengagement system comprises a lateral conveyor positioned at a radially-outer side of the output, and a vertically-extending fulcrum member positioned at a radially-inner side of the output. In use, a misaligned article is moved out of the output by the disengagement system and back to the article-receiving area.
Patent CA-2585182-A1 (CA)
Inventor: TERASAWA HIDEO
IPC: F16D3/18
Filed: 2005-02-17
Abstract: In a conventional gear coupling, an end cover is attached to a sleeve and sometimes lubricant leaks from the joint between the sleeve and the end cover.  A gear coupling has a pinion (5) that is joined to a first rotating shaft (3) and has an external gear (5a); an internal gear (9a) that is meshed with the external teeth (5a) of the pinion (5); a sleeve (9) that has openings in both ends, in which the pinion (5) is inserted from at least either of the openings, and that is joined to a second rotating shaft (4); a first end member (8) that closes the sleeve (9) opening located at the end surface on the side through which the first rotating shaft penetrates and has a rotating shaft hole (8a) through which the first rotating shaft (3) penetrates; and a second end member (11) that closes the opening located in the other end surface of the sleeve (9). The sleeve (9), the first end member (8), and the second end member (11) form a space capable of holding lubricant (10). The sleeve (9) and the first end member (8), or the sleeve (9) and the second end member (11) are integrated.
Patent CA-2585562-A1 (CA)
Inventor: BOYLE JOSEPH CAVAN
IPC: A47J47/00
Filed: 2004-09-27
Abstract: A portable container (100) for carrying one or more tools has an outer surface (104) provided with means (114) for retaining a work surface, such as a chopping board, thereon. Retaining members (114), such as flanges and/or pins may be positioned at or adjacent the periphery of the outer surface (104). The retaining members (114) may be moveable and/or detachable. Alternatively, the retaining members (114) may be integral with the outer surface (104).
Patent CA-2586364-A1 (CA)
Inventor: YAMADA MEGUMI
IPC: C08L101/00
Filed: 2005-10-04
Abstract: A biaxially oriented polyarylene sulfide film excellent in molding processability and a laminated polyarylene sulfide sheet comprising the same can be provided by improving the tensile elongation at break of a biaxially oriented polyarylene sulfide film having excellent heat resistance, dimensional stability, electrical properties and chemical resistance. Disclosed is a biaxially oriented polyarylene sulfide film comprising polyarylene sulfide and other thermoplastic resin A different from the polyarylene sulfide, wherein the contents of the polyarylene sulfide and the thermoplastic resin A are 70 to 99 parts by weight and 1 to 30 parts by weight respectively when the total amount of the polyarylene sulfide and the thermoplastic resin A is taken as 100 parts by weight and the resin thermoplastic A forms a dispersed phase with an average particle diameter of 10 to 500 nm and the biaxially oriented polyarylene sulfide film exhibits a tensile elongation at break of 110 to 250% in at least one of the longitudinal direction and width direction and a tensile fracture elongation of 80 to 250% in the other direction.
Patent CA-2586432-A1 (CA)
Title: Catalyst and process for the metathesis of ethylene and butene to produce propylene
Inventor: GREENE MARVIN I
IPC: B01J23/28
Filed: 2005-11-02
Abstract: A process for producing propylene from a C4 feed containing 2-butene includes contacting said feed with ethylene in a metathesis reaction zone containing a metathesis catalyst under metathesis reaction conditions to provide an effluent including propylene, said metathesis catalyst consisting essentially of a transition metal or oxide thereof supported on a high purity silica support possessing less than about 150 ppm magnesium, less than about 900 ppm calcium, less than about 900 ppm sodium, less than about 200 ppm aluminum, and less than about 40 ppm iron.
Patent CA-2587659-A1 (CA)
Inventor: MARSH JENNIFER MARY
IPC: A61K8/38
Filed: 2005-12-01
Abstract: The present invention relates to an oxidative hair colouring and bleaching composition comprising an oxidizing agent, a source of carbonate ions, an alkalising agent, and specific dyes, as defined herein below, utilised at pH  9.5 and below which improved colour delivery and intensity whereby different colours/ shades and chromophores are provided, are compatible with current dyes and dye precursor systems and result in improved lift and lightening for blonde shades, excellent dye deposition and colour and improved grey coverage.  Moreover, the compositions of the present invention also exhibit low odour and deliver a high level of lift and lightening equal to the currently utilised ammonia/peroxide systems, whilst reducing the concentration of peroxide and reducing the hair fibre damage.
Patent CA-2588342-A1 (CA)
Inventor: DE QUEVEDO WILLIAM GARCIA
IPC: A61M1/36
Filed: 2004-11-24
Abstract: The present invention is directed to a processing/expressor chamber/bag and/or hub assembly for use in centrifugal processing, in particular, to centrifuge blood processing. Accordingly, such a bag, according to some embodiments of the present invention may include a substantially circular enclosure having a central opening, where the central opening includes an integrally formed first mating portion. The hub may include a second mating portion corresponding to the first mating portion. Other embodiments may include methods of assembling the hub and bag, and use of such a bag in a centrifuge system.
Patent CA-2589201-A1 (CA)
Inventor: BATES ELWOOD
IPC: B62D49/02
Filed: 2007-05-17
Abstract: The UTILITY CARRYALL provides a dependable lift and transport support for farms, ranches and other industries. The UTILITY CARRYALL can be coupled to the hydraulic front loader or rear hydraulic 3point hitch on utility tractors. The UTILITY  CARRYALL can also be coupled on the front loaders of utility skid steer tractors or on the front loaders of industrial tractors. A further capability the UTILITY CARRYALL provides is being attached to a forklift on the rear hydraulic 3point hitch or front loader on utility farm tractors.  Added features are provided for attaching the UTILITY CARRYALL to a forklift on the front loader of skid steer and industrial tractors as well as industrial forklifts. The front support rack 22 supports the multiple adjusting coupling system Figs 1,4. This system provides a capability for coupling the UTILITY CARRYALL to the varying widths of front loader lift arms on utility tractors. A  unique method of design for a unified structural UTILITY CARRYALL Figs 6,8 provided a reduction in overall weight with an increase in structural strength. These features introduced a major improvement in lift and transport support for small and medium size tractors with limited hydraulic lift capacity by increasing net load lift and transport support.
Patent CA-2589219-A1 (CA)
Title: Vacuum cleaner with spiral air guide
Inventor: YACOBI MICHAEL S
IPC: A47L9/00
Filed: 2007-05-14
Abstract: A vacuum cleaner includes a housing having a suction inlet, a dirt collection vessel carried on the housing and a suction generator carried on the housing. The dirt collection vessel includes a dirt collection chamber and a spiral air guide providing a spiral air path to improve cleaning efficiency. The suction generator is provided in fluid communication with the suction inlet, the dirt collection vessel and the spiral air guide.
Patent CA-2591054-A1 (CA)
Inventor: HUI RAYMOND A
IPC: C07D207/36
Filed: 2005-12-15
Abstract: Compounds of methamphetamine derivatives having a meta-substituted alkyl linker on the benzene ring and a protective group on the nitrogen of the methamphetamine hapten. Such compounds have the structure (I) wherein R1 is an alkyl linker comprising 2-15 carbon atoms and 0-6 heteroatoms, R2 is a leaving group, and R3 is a protecting group. Compounds having the formula (II), wherein R1 is an alkyl linker comprising 2-15 carbon atoms and 0-6 heteroatoms and R2 is a polysaccharide or a microparticle. Immunoassays for determining metamphetamine in a sample and test kits for use in determining methamphetamine in a sample.
Patent CA-2591902-A1 (CA)
Inventor: BROSOSKY BRUCE
IPC: A61B5/01
Filed: 2007-06-14
Abstract: The invention provides a real-time method and computer-implemented system of monitoring animal health comprising sensing at least one physical characteristic by means of an active physical sensor attached to the animal, and sensing at least one activity of the animal by means of an activity sensor attached to the animal; positioning an active activity signal generator in the environment, such that the activity signal generator is associated with an activity, gathering physical characteristic data and activity data, and wirelessly transmitting all such data to a network receiver/converter, in real-time; converting all such data if necessary, and transmitting all such data over a computer network to one or more users, in real-time.
Patent CA-2592489-A1 (CA)
Inventor: KONCHERRY SANJEEV S
IPC: D03D27/00
Filed: 2007-05-10
Abstract: A method of manufacturing a rubber woven rug, the method comprising the steps of: mixing raw materials; extruding the raw materials through at least one mould to produce a rubber yam; vulcanizing the rubber yarn in a steam chamber to provide vulcanized yarn; loading vulcanized yarn on a loom; and weaving said vulcanized yarn to provide a rubber woven rug.