baber/WOPTO huggingface dataset:
Patent CA-2564364-A1 (CA)
Title: Apparatus for cleaning orthodontic and dental appliances
Inventor: BERMAN RICHARD H
IPC: A61C3/00
Filed: 2005-04-26
Abstract: A hand-held cleaning device includes an elongated handle having an operative end. The operative end includes a flattened, relatively small hook, and a flexible neck. A cover can be provided to protect the operative end of the cleaning device. To use the cleaning device, for example, to clean between the palate to the wearer of a palatal expander appliance and portions of the palatal expander appliance, the hook end is slid between the palate of the wearer of the appliance or by another person, and any food or other debris trapped in the space between the appliance and the palate of the wearer can be swept aside, pushed forward or engaged with the hook and pulled from between the palate and the appliance.
Patent CA-2564870-A1 (CA)
Title: Bloc d'alimentation a impulsions haute tension utilisant des commutateurs a semiconducteurs
Inventor: CASSEL RICHARD L
IPC: H02M3/18
Filed: 2005-05-04
Abstract: Des systèmes et procédés de génération d'une impulsion haute tension utilisent une série de cellules de tension connectées de manière à charger les condensateurs en parallèle et à les décharger en série. Chaque cellule comprend un commutateur principal et un commutateur de retour. Lorsque les commutateurs principaux sont allumés, les condensateurs des cellules sont montés en série et déchargés. Lorsque les commutateurs principaux sont éteints et que les commutateurs de retour sont allumés, les condensateurs se chargent en parallèle. Le nombre de cellules inactives n'empêche pas la génération d'une impulsion. L'intensité, la durée, l'augmentation et la diminution peuvent être contrôlées par les cellules de tension. Chaque cellule de tension comprend également un réseau de compensation pour faire correspondre la capacité parasite vue par chaque cellule de tension.
Patent CA-2565614-A1 (CA)
Inventor: LANGSTON JODY
IPC: B65F1/14
Filed: 2005-05-03
Abstract: An apparatus, system, and method are disclosed for condensing, separating and storing recyclable materials. The apparatus, in one embodiment, selects a type of recyclable material, alters the recyclable material to a condensed form and stores the recyclable material in a designated receptacle (112). The apparatus may include an enclosure (102) with one or more openings (104) to receive an item made from a recyclable material, a selection module (106), a plurality of form altering modules (108), a plurality of receptacles (112), and a director module (110) to automatically direct a recyclable material, responsive to a selection made with the selection module (106), to one of a plurality of receptacles (112) according to the type of material selected. A system, in one embodiment, includes a recycling appliance (1002) and one or more modular form altering devices (1018). The modular form altering devices (1018) may be interchangeable.
Patent CA-2566752-A1 (CA)
Title: Electrodeionization device and methods of use
Inventor: WOOD JONATHAN H
IPC: C02F1/42
Filed: 2005-05-13
Abstract: The present invention generally relates to purification systems, and to sanitization and/or sealing of the purification system. The purification system includes an electrodeionization device (10) which can comprise one or a plurality of stages. The electrodeionization device can be constructed with a resilient sealing member (26) forming a water-tight seal between rigid thermally and dimensionally stable compartment spacers (18,20). The construction of the electrodeionization device may allow cycling of hot water and/or other liquids, which, in some cases, can improve efficiency and performance of the electrodeionization device. Moreover, the cycling of hot water and/or other liquids may be used to sanitize the electrodeionization device to at least a pharmaceutically acceptable condition and, preferably, in certain instances, to meet at least minimum requirements according to U.S.  Pharmacopoeia guidelines by inactivating any microorganisms present within the electrodeionization device.
Patent CA-2569042-A1 (CA)
Inventor: VERDURA JAVIER
IPC: A47L9/04
Filed: 2001-09-28
Abstract: A low-profile and highly-maneuverable vacuum cleaner (100) having improved functionality including, alone or in combination, a headlight (102), a sidelight (104), anti-ingestion bars (1200), side brushes (410), a squeegee (1202), and a scent cartridge (234) for use in cleaning floors, floor coverings, carpets, upholstery and other surfaces. One embodiment includes a tortuous air flow path (802, 804) created by baffles (806) that divert air flow. The tortuous path creates quieter air flow through the vacuum housing. The tortuous air flow arrangement is for cooling the internal parts of a vacuum cleaner. Another embodiment includes an indicator light assembly (114) for the vacuum cleaner (100) visually providing the user with the vacuum's current operation status. In another embodiment, the rear wheels (224) are recessed within the head housing (106) and slightly offset rearwardly of the rear wall of the head housing (106) to provide enhanced maneuverability.
Patent CA-2571356-A1 (CA)
Inventor: RATNI HASANE
IPC: C07C215/68
Filed: 2005-06-15
Abstract: The invention is concerned with novel hexafluoroisopropanol derivatives of formula (I), wherein R1 to R6, m and n are as defined in the description and in the claims, as well as physiologically acceptable salts and esters thereof.  These compounds bind to LXR alpha and LXR beta and can be used as medicaments.
Patent CA-2571706-A1 (CA)
Inventor: MICHL KATHRIN
IPC: C11D3/37
Filed: 2005-06-18
Abstract: The present invention relates to a process for preparing granular or pulverulent detergent compositions, comprising the preparation of a detergent base powder by drying an aqueous detergent slurry, which comprises adding to the slurry a copolymer which is obtainable by free-radical copolymerization of (A) from 50 to 99.5 mol % of a monoethylenically unsaturated monocarboxylic acid and/or a salt thereof, (B) from 0.5 to 20 mol % of an alkoxylated monoethylenically unsaturated monomer I in which the variables are defined as follows: R<SUP>1 </SUP>is hydrogen or methyl; R<SUP>2 </SUP>is -(CH<SUB>2</SUB>)<SUB>x</SUB>-O-, -CH<SUB>2</SUB>-NR<SUP>5</SUP>-, -CH<SUB>2</SUB>-O-CH<SUB>2</SUB>-CR<SUP>6</SUP>R<SUP>7</SUP>-CH<SUB>2</SUB>-O- or -CONH-; R<SUP>3 </SUP>are each identical or different C<SUB>2</SUB>-C<SUB>4</SUB>-alkylene radicals which may be arranged blockwise or randomly, the proportion of ethylene radicals being at least 50 mol %; R<SUP>4 </SUP>is hydrogen, C<SUB>1</SUB>-C<SUB>4</SUB>-alkyl, -SO<SUB>3</SUB>M or -PO<SUB>3</SUB>M<SUB>2</SUB>; R<SUP>5 </SUP>is hydrogen or -CH<SUB>2</SUB>-CR<SUP>1</SUP>-CH<SUB>2</SUB>; R<SUP>6 </SUP>is -O-[R<SUP>3</SUP>-O]<SUB>n</SUB>-R<SUP>4</SUP>, where the -[R<SUP>3</SUP>-O]<SUB>n</SUB>- radicals may be different from the further -[R<SUP>3</SUP>-O]<SUB>n</SUB>- radicals present in formula I; R<SUP>7 </SUP>is hydrogen or ethyl; M is alkali metal or hydrogen; n is from 4 to 250; x is 0 or 1, (C) from 0 to 50 mol % of a monoethylenically unsaturated dicarboxyic acid, of an anhydride and/or of a salt thereof and (D) from 0 to 20 mol % of a further copolymerizable monoethylenically unsaturated monomer and has an average molecular weight M<SUB>w </SUB>of from 30 000 to 500 000 g/mol and a K value of from 40 to 150 (measured at pH 7 in 1% by weight aqueous solution at 25° C.).
Patent CA-2572149-A1 (CA)
Title: Process for production of azulene derivatives and intermediates for the synthesis of the same
Inventor: SUZUKI TAKAYUKI
IPC: C07H7/04
Filed: 2005-07-07
Abstract: A process for producing azulene derivatives useful as Na+-glucose cotransporter inhibitor easily and simply in high yield at a low cost which is industrially advantageous and excellent in environmental protection, characterized by subjecting at least one compound selected from among specific penta- and tetraacyl precursors of the azulene derivatives and salts of the precursors to reduction and deblocking to obtain a C-glycoside compound; and useful intermediates obtained in the above process.
Patent CA-2573240-A1 (CA)
Title: A gas storage material, a method of gas storage, a process for manufacturing gas storage material and applications thereof
Inventor: HUGUENIN DENIS
IPC: C01B3/00
Filed: 2005-07-06
Abstract: The invention provides a reversible hydrogen storage material, a method of reversible hydrogen-storage, a process for manufacturing a reversible hydrogen-storage material and applications thereof. In particular, the reversible hydrogen storage material comprises an active material and a catalyst material, wherein the active material comprises one or more metal oxides.
Patent CA-2575189-A1 (CA)
Title: Visual fiber placement inspection
Inventor: OLDANI TINO
IPC: G05B19/404
Filed: 2007-01-24
Abstract: An apparatus and method are provided for performing, on-the-fly, real time inspection of a composite structure formed by an automated fiber placement machine, through comparison of a visual image of at least a portion of the composite structure to a virtual image of the composite structure. Proper formation of the structure, and/or anomalies within the structure, are determined by comparing the visual image to the virtual image. The automated fiber placement machine, and/or tooling upon which the fiber is placed, are manipulated, and a visual indicator are provided to facilitate inspection and/or repair of any detected anomalies during fabrication of the composite structure.
Patent CA-2575227-A1 (CA)
Title: Peripheral devices for portable computer
Inventor: MIXTER JONATHAN C
IPC: G06F3/038
Filed: 2005-07-28
Abstract: The present invention relates to the storage and recharging of peripheral devices within a computer. In one exemplary embodiment the invention relates to an expandable computer mouse that may be stored and recharged in a port, such as a PCMCIA slot, of a portable computing device.
Patent CA-2576213-A1 (CA)
Inventor: BUCK KENNETH M
IPC: F02B75/32
Filed: 2005-11-09
Abstract: An internal combustion engine that includes individual, liquid-cooled, cylinder assemblies mounted separately to a common cylinder carrier. A modular cylinder carrier that is assembled from separated cylinder mounting modules and main bearing bulkheads.
Patent CA-2577423-A1 (CA)
Title: Therapeutic uses of inhibitors of rtp801
Inventor: FEINSTEIN ELENA
IPC: A61K48/00
Filed: 2005-08-16
Abstract: The present invention provides novel molecules, compositions, methods and uses for treating microvascular disorders, eye diseases and respiratory conditions based upon inhibition of the RTP801 gene and/or protein.
Patent CA-2577943-A1 (CA)
Title: Attero-chromic color aggregates
Inventor: GONZALEZ ANTHONY D
IPC: A61K8/00
Filed: 2005-08-16
Abstract: Compositions are provided which change color or modify a color characteristic of a personal care product in response to the application of mechanical energy, such as is provided by the user during application of the product.  Methods of making color-changing compositions and personal care products incorporating color-changing compounds are also disclosed.
Patent CA-2581760-A1 (CA)
Inventor: JUNGINGER BERND
IPC: B66D1/40
Filed: 2007-03-08
Abstract: Winch for a vehicle and method for coupling and/or uncoupling an anchoring device to and/or from a positionally fixed anchor part. The invention relates to a winch for a vehicle, in particular for a piste maintenance vehicle, with an elongate flexible traction means which is assigned to a drive device which is configured for the introduction of tractive forces to the traction means, and with a guide device which is provided for feeding the traction means to the drive device, and also with an anchoring device which is mounted on a free end region, facing away from the drive device, of the traction means and is configured so as to be adjustable between an opening position and a locking position, in order to allow a positive anchoring of the traction means on a positionally fixed anchor part, and also to a method for coupling and/or uncoupling an anchoring device to and/or from the fixed anchor part. According to the invention, the anchoring device and/or the guide device is assigned an actuating means which is configured for an opening and/or closing movement of the anchoring device. Use for piste maintenance vehicles.
Patent CA-2581977-A1 (CA)
Inventor: COTHRAN LIGGETT
IPC: B29C48/49
Filed: 2005-09-27
Abstract: Methods for forming a composite for use as a vehicle weather strip and the products formed thereby are disclosed in which a main body member is formed from an elastomer polymer and an abrasion resistant decorative layer including a blend of a crosslinkable thermoplastic polyolefin and a thermoplastic vulcanizate is applied thereon. The crosslinkable thermoplastic polyolefin preferably includes a crosslinkable olefin homopolymer. The olefin homopolymer preferably contains grafted silane functional groups to allow the material to be crosslinked in the presence of moisture. The abrasion resistant decorative layer may be extruded or otherwise applied onto the main body either prior to or after the main body member is cured and either prior to or after the crosslinkable polyolefin of the abrasion resistant decorative layer is crosslinked. The material of the abrasion resistant decorative layer may be extruded into sheet form and laminated onto the main body member.
Patent CA-2582448-A1 (CA)
Inventor: SARGER LAURENT
IPC: G02F1/19
Filed: 2005-10-05
Abstract: The invention concerns a wideband optical gate in the domain of terahertz (far infrared wavelengths). It comprises a first optical source (2) emitting a first beam (FTHz) in said terahertz domain, a first semiconductor material plate (1) illuminated by said terahertz beam and a second optical source (3) emitting a second beam (FIR) at a wavelength enabling the first semiconductor material plate (1) to be saturated and rendered reflecting at the terahertz wavelength. The pulses (FIR1, FIR2) of the second beam are delayed by a time that can be adjusted with respect to pulses (THz1, THz2, THz3) in the first beam. The invention also concerns a system for measuring terahertz signals as well as a terahertz generator. The invention is applicable to systems for measuring terahertz signals and terahertz generators.
Patent CA-2583163-A1 (CA)
Title: An optical record carrier
Inventor: PADIY ALEXANDER
IPC: G11B7/24038
Filed: 2005-09-26
Abstract: The present invention relates to an optical record carrier. The optical record carrier has a plurality of tracks disposed substantially spirally and substantially concentrically, each track being adapted for recording and/or reproducing optically readable effects positioned substantially in a groove.  In a first aspect, the plurality of tracks are arranged adjacently in a multi-track spiral on the optical record carrier, and a tracking area between the windings of the multi-track spiral is adapted for providing a radial tracking error signal from the optical record carrier. In a second aspect, the plurality of spirals are arranged in concentric consecutive layers similar to an opinion structure on the optical record carrier with one spiral in each layer, and tracking areas between the said layers of the plurality of spirals are adapted for providing a radial tracking error signal from the optical record carrier. The invention also relates to a corresponding optical apparatus and a method for manufacturing a carrier according to the second aspect.
Patent CA-2588308-A1 (CA)
Title: Improved circuitry for portable lighting devices and portable rechargeable electronic devices
Inventor: WEST STACEY H
IPC: F21Y101/00
Filed: 2005-12-07
Abstract: A portable rechargeable electronic device, such as a flashlight, with external charging contacts and a short protection circuit is disclosed. The short protection circuit electrically uncouples one of the exposed charging contacts from the rechargeable power supply for the device when the charging contacts are short circuited. The charging contact is uncoupled without opening the power circuit for the device; thus, the device can continue to operate while the charging contacts are shorted. The power supply for the device may be a rechargeable lithium-ion battery pack. A flashlight with a circuit for reducing the initial surge of current that is sent through the lamp filament when a flashlight is turned on is also provided. The circuit reduces the stresses placed on the lamp bulb when it is turned on, thereby extending the life expectancy of the lamp bulb. A flashlight with an electronic switch is also disclosed.
Patent CA-2588484-A1 (CA)
Inventor: CLARK PAUL EATON
IPC: H02K1/30
Filed: 2007-05-15
Abstract: The present invention provides a permanent magnet rotor arrangement that is particularly suitable for low- speed large-diameter electrical generators. The arrangement includes a rotor (2) having a radially outer rim (4). A circumferential array of magnet carriers (12) is affixed to the outer rim (4) of the rotor and have a radially outer surface. An inverted U-shaped pole piece retainer (18) made of non-magnetic material such as stainless steel is affixed to each magnet carrier (12) and is formed with an axially extending channel. At least one pole piece (16) made of a magnetic material such as steel is located adjacent to the radially outer surface of each magnet carrier (12) and in the channel formed in its associated pole piece retainer (18).
Patent CA-2590870-A1 (CA)
Inventor: SCHOLZ MATTHEW T
IPC: G01L1/20
Filed: 2005-12-19
Abstract: A force sensing membrane comprises (a) a first conductor that is movable toward a second conductor; (b) a second conductor; and (c) a composite material disposed between the first and second conductors for electrically connecting the first and second conductors under application of sufficient pressure therebetween; and (d) means for measuring dynamic electrical response across the force sensing membrane, the composite material comprising conductive particles at least partially embedded in an elastomeric layer, the conductive particles having no relative orientation and being disposed so that substantially all electrical connections made between the first and second conductors are in the z direction, and the elastomeric layer being capable of returning to substantially its original dimensions on release of pressure.
Patent CA-2594872-A1 (CA)
Title: Block mold having moveable liner
Inventor: NESS JEFFREY A
IPC: B28B7/02
Filed: 2006-01-13
Abstract: A mold assembly (30) for producing masonry blocks and adapted for use in a masonry block machine. The mold assembly includes plurality of liner plates (32 a-d), each liner plate having a major surface (44 a-d), the liner plates positioned within a mold box and configured such that the major surfaces form a mold cavity (46) having a desired form, wherein at least one of the liner plates is moveable between a retracted position and a desired extended position toward an interior of the mold cavity. A gear drive assembly (31) selectively coupled to the at least one moveable liner plate and configured to move the at least one moveable liner plate betwee the retracted and extended position, wherein the gear drive assembly is positioned substantially external to the mold box when the at least one moveable liner plate is in the retracted position.
Patent CA-2596086-A1 (CA)
Title: Conduit clamp
Inventor: WERTH ALBERT A
IPC: F16K7/04
Filed: 2006-01-30
Abstract: A conduit clamp has an upper member and a lower member selectively connectable around a flexible tube. The upper member and lower member has interconnecting pivot points for pivotally connecting to each other. The lower member has a pair of opposing sidewalls with rocker arms integrally formed therein for receiving and moving a locking protuberance extending on outer surfaces of the upper member as the conduit is depressed into a locked and closed position.  The rocker arms are flexible to allow the locking protuberances to move in and out of gaps formed around the rocker arms for closing and opening the conduit clamp. The upper member has a pair of sidewalls and a lower extending projection therebetween. The extending projection closes the pathway in the flexible tube as the conduit clamp moves to a closed position.
Patent CA-2596449-A1 (CA)
Inventor: NAHIDIPOUR ARAM
IPC: G11B20/00
Filed: 2006-01-09
Abstract: Usage rights for a digital work are established prior to creation of the corresponding content. The rights can be associated with the content after the content is created. A content creation, such as a video recorder or a still camera, device can store labels of the rights and can associate usage rights with content in real time as the content is created.
Patent CA-2598362-A1 (CA)
Title: Method and system for processing emergency calls on a wireless communication device with a low battery
Inventor: BLISS NATHAN
IPC: H04W4/90
Filed: 2007-08-22
Abstract: A method and system for processing emergency calls on a wireless communication device with a low battery is provided. The wireless communication device is operatively connected to a subscriber identity module (SIM) card.  The wireless communication device is also operatively connected to a battery for powering the device and has a display screen. The method comprises: receiving an input from a user of the wireless communication device comprising a number to be called; determining if the number to be called is an emergency call code; if the number is an emergency call code, determining if a low battery flag is set on the SIM card; if the low battery flag has not been set on the SIM card, allowing the call; if the low battery flag has been set on the SIM card, disallowing the call and sending a short message service (SMS) message to an emergency SMS address stored on the SIM card.
Patent CA-2600512-A1 (CA)
Inventor: WEINSTEIN GUY
IPC: H01M10/46
Filed: 2006-03-10
Abstract: A bidirectional battery charge control system for a portable electronic device that uses a rechargeable main battery. The system enables the connection of an auxiliary battery (16) to the device for inputting additional current to the device. A bidirectional charger (22) performs control of the current flow into and out of the auxiliary battery. The auxiliary battery can contain one or more readily available primary or secondary cells, and the bidirectional charger is such that an external charger connected to the device, generally used to charge the main rechargeable battery of the device, can also recharge a secondary cell or cells in the auxiliary battery, if such are installed. The use of such an auxiliary battery enables the main battery to be hard-wired into the device.
Patent CA-2602130-A1 (CA)
Title: Polyurethane/polyalkylamine polymer compositions and processes for making same
Inventor: SAUER BRYAN BENEDICT
IPC: C08L75/04
Filed: 2006-03-14
Abstract: This invention relates to a polymer composition useful as a chemical barrier, and films, laminates, and articles comprising the polymer composition and methods for making the polymer composition; the polymer composition comprising: a polyurethane network having a polyalkylamine incorporated therein, wherein the polymer composition, after contact with boiling water for 5 minutes, has less than a 50 percent loss in weight of the polyalkylamine.
Patent CA-2604044-A1 (CA)
Inventor: HARVEY GEOFFREY PHILIP
IPC: B41J2/045
Filed: 2006-03-23
Abstract: A driver circuit for driving an array of inkjet printer actuators, comprising a serial input (15, 20) for receiving serial print data, a register (25, 26) for storing the print data in the form of event and event timing data pairs, a parallel output (30, 32) for outputting event data and control circuitry (42, 48) for controlling the timing of output of event data according to corresponding event timing data. The driver circuit preferably comprises a programmable part (10) and a fixed part (11, 12, 13, 14), in which the programmable part stores selectable pre-programmed waveforms and outputs event and time data pairs to the fixed circuit part, which controls the timing of output of the event data.