baber/WOPTO huggingface dataset:
Patent CA-2460356-A1 (CA)
Inventor: FRANZ MARCUS
IPC: B01J19/24
Filed: 2004-03-04
Abstract: Process for preparing hydrogen chloride, in which chlorine reacts with water vapor in an endothermic reaction with heat being supplied in a first process step to give a mixture of hydrogen chloride and oxygen and, in a second process step, chlorine which has not been reacted in the first process step is converted into hydrogen chloride in an exothermic reaction by addition of a reducing agent and oxygen formed in the first process step is bound by means of the reducing agent, and an apparatus for this process.
Patent CA-2462077-A1 (CA)
Inventor: DAVIES JUNE
IPC: C07K19/00
Filed: 2002-09-27
Abstract: The present invention relates to novel blue-shifted variants of the fluorescent protein GFP (Green Fluorescent Protein) having improved fluorescence properties. The invention provides a fluorescent protein which is derived from GFP, or any functional GFP analogue, and has an amino acid sequence which is modified by amino acid substitution compared with the amin o acid sequence of wild type GFP, the modified fluorescent protein comprising: i) an amino acid substitution at position F64; ii) an amino acid substitutio n at position Y66; and iii) an amino acid substitution at position S175; where in the modified GFP has a different excitation spectrum and/or emission spectru m compared with wild type GFP.
Patent CA-2463191-A1 (CA)
Inventor: SPARKS JOHN D
IPC: B25B5/06
Filed: 2004-04-05
Abstract: A portable grasping device for gripping door handles; water faucets, toilet seats, toilet flush handles and the like which might be handled by the public and accordingly contaminated by germs is described. The device has two arms, one or both of which bear on their inner surfaces a resilient gripping material which may conform to the shape of an item being handled and which may also provide a gripping friction. The material is thick enough on the arm(s) to be compressed slightly when the device is closed, trapping within the device germs which may be transferred to the surface of the material when the device has been used.      The device is releasably lockable into a locked position, and can conveniently be locked and unlocked by one hand of a user, requiring little force to use.
Patent CA-2464451-A1 (CA)
Title: Controlled diffusion coefficient electrochromic materials for use in electrochromic mediums and associated electrochromic devices
Inventor: SANFORD ELIZABETH M
IPC: G02F1/1503
Filed: 2002-10-02
Abstract: An electrochromic medium (124) for use in an electrochromic device (100) comprising: at least one solvent; and anodic electroactive material; a cathodic electroactive material; and wherein at least one of the anodic and cathodic electroactive materials is electrochromic; and wherein at least one of the anodic and cathodic electroactive materials is associated with a diffusion coefficient controlling moiety which serves to lower the diffusion coefficient of the associated material relative to the same without the diffusion coefficient controlling moiety.
Patent CA-2465923-A1 (CA)
Inventor: MURPHY RICHARD O
IPC: A61B/
Filed: 2002-10-31
Abstract: L'invention concerne un dispositif endoluminal comportant un élément tubulaire allongé et un filtre logé coulissant à l'intérieur d'une lumière dudit élément tubulaire. Le filtre porte une pointe d'obturateur qui est formée de manière à reposer contre l'extrémité distale de l'élément tubulaire allongé lorsque ledit filtre est à l'intérieur de la lumière dudit élément tubulaire. L'invention concerne en outre des procédés d'utilisation de l'obturateur ainsi que de l'introducteur destiné à introduire le filtre dans un vaisseau, par exemple l'aorte.
Patent CA-2466719-A1 (CA)
Title: Single standard double disk configuration
Inventor: RUCKLE JARROD RAY
IPC: A01B71/04
Filed: 2004-05-07
Abstract: A double disk C-spring standard assembly utilizes bearings mounted to a simple carrier plate. The plate is connected to the lower end of a single C- spring oriented in the fore-and-aft direction. Bearing assembly mounting holes in the plate define the necessary gang angles. Compact disk blade hub assemblies facilitate side-by-side mounting of the center bearing assemblies.
Patent CA-2467577-A1 (CA)
Inventor: NAMSARAEV EUGENI ANATOLYEVICH
IPC: C12Q1/68
Filed: 2002-11-19
Abstract: Compositions et méthodes d'amplification d'acide nucléique qui réduisent à un minimum la formation et l'amplification de produits parasites, en particulier dans des réactions d'amplification multiplex. Des molécules d'amplification linéaires sont disponibles. Le premier mode de réalisation comprend une première séquence amorce commune, une première région d'homologie de matrice, un site pouvant être clivé, une seconde séquence amorce commune et une seconde région d'homologie de matrice. Des méthodes reposant sur l'utilisation des molécules d'amplification linéaires pour l'amplification d'acide nucléique sont également décrites. Le premier mode de réalisation permet d'obtenir une hybridation spécifique de l'amorce, une amplification linéaire, une hybridation intramoléculaire spécifique de l'amorce, un clivage de brin, une seconde amplification linéaire et une amplification exponentielle à l'aide des amorces communes.
Patent CA-2468494-A1 (CA)
Inventor: HONG JINYANG
IPC: A61K47/42
Filed: 2002-10-21
Abstract: This invention is directed to pharmaceutical compositions and methods comprising prostglandin agonists, specifically EP2 receptor selective agonists, which are useful to enhance bone repair and healing and restore or augment bone mass in vertebrates, particularly mammals. The EP2 receptor selective agonists of the present invention are effective in the treatment o f conditions such as those in which the patient has delayed or non-union fracture, bone defect, spinal fusion, bone in-growth, cranial facial reconstruction or bone sites at risk for fracture.
Patent CA-2468509-A1 (CA)
Title: Method based on mean square error for the adaptive adjustment of pmd compensators in optical fiber communication systems and compensator in accordance with said method
Inventor: PRATI GIANCARLO
IPC: H04B10/2569
Filed: 2002-12-03
Abstract: A method for the adaptive adjustment of a PMD compensator in optical fiber communication systems comprises the steps of taking the signal at the compensator output and extracting the components y1(t) and y2(t) on the two orthogonal polarizations, computing the signal y(t)=[y1(t)]2+[y2(t)]2, sampling the signal y(t) at instants tk=kT with T = symbol interval to obtain samples y(tk), computing the mean square error e(k)=y(tk)-u(k) with u(k) equal to the symbol transmitted, and adjusting the parameters of the compensator to seek to minimize e(k). A PMD compensator in accordance with the method comprises an adjustment system which comprises in turn a photodetecor (17) which takes the components y1(t) and y2(t) on the two orthogonal polarizations from the signal at the compensator output, a sampler (19) which samples at instants tk=kT with T = symbol interval, the signal y(t)=[y1(t)]2+[y2(t)]2 at the output of the photodetector (17) to obtain samples y(tk), a circuit (18, 20) for computation of the mean square error e(k)=y(tk)-u(k) with u(k) equal to the symbol transmitted, and a regulator (15, 16) which regulates the parameters of the compensator to seek to minimize e(k).
Patent CA-2469460-A1 (CA)
Inventor: NIEMINEN GREGORY D
IPC: A61F2/24
Filed: 2003-01-22
Abstract: A device (30) effects the mitral valve annulus geometry of a heart. The device comprises a first anchor (32) and a proximal second anchor (36), both anchors configured to be positioned within the coronary sinus adjacent the mitral valve annulus. The second anchor, when deployed, anchors against distal movement and is moveable proximally. The device further comprises a fixed length connecting member (34) permanently attached to the first and second anchors. When the both anchors are within the coronary sinus and the first anchor is anchored, the second anchor may be displaced proximally, effecting the mitral valve geometry, and then released, maintaining the new geometry.
Patent CA-2469546-A1 (CA)
Inventor: FRIEDMAN MICHAEL L
IPC: E04D1/20
Filed: 2004-06-01
Abstract: A synthetic roofing shingle or tile is provided, in which a core material is formed, of generally less expensive material, and with a skin material provided, disposed on a plurality of surfaces of the shingle or tile, with the skin material being generally of greater expense and having desirable weather-withstanding qualities.
Patent CA-2470920-A1 (CA)
Title: Liposomal delivery of vitamin e based compounds
Inventor: WELLEN CLYDE W
IPC: A61P25/28
Filed: 2002-12-19
Abstract: The present invention provides a method for treating a cell proliferative disease by delivering a composition comprising a vitamin E based anti-cancer compound contained within a delivery vesicle of an individual in need of suc h treatment where the compound has a structural formula where R' is a hydrogen or a carboxylic acid; R2 and R3 are hydrogen or R4; R4 is methyl; and R5 is alkyl. Also provided is a vesicle comprising these compounds.
Patent CA-2472132-A1 (CA)
Inventor: VAN DYK ANDRE
IPC: F42B3/22
Filed: 2002-12-17
Abstract: Apparatus for breaking rock which includes a first cartridge (30) with a base (32) and a side wall (34) which form an enclosure, and a propellant (42) inside the enclosure, and wherein a discontinuous relatively weaker region (60) of the container is formed at a junction between the wall and the base.
Patent CA-2472242-A1 (CA)
Inventor: YANG JEONG HWA
IPC: A61K38/13
Filed: 2003-01-22
Abstract: The present invention relates to a cyclosporin-containing sustained release pharmaceutical composition. More particularly, the present invention is directed to a cyclosporin-containing sustained release pharmaceutical composition essentially comprising a biodegradable polymer, cyclosporin and a release modifier encapsulated therein, in which cyclosporin and the release modifier are encapsulated in the biodegradable polymer and the release modifier is at least one member selected from the group consisting of hydrophilic release modifiers and lipophilic release modifiers.
Patent CA-2474003-A1 (CA)
Title: Process for the preparation of high purity perindopril and intermediates useful in the synthesis
Inventor: MEZEI TIBOR
IPC: A61P9/12
Filed: 2003-01-29
Abstract: The invention relates to 1-{2(S)-[1(S)-(ethoxycarbonyl)butylamino]propionyl}-(3aS,7aS)octahydroindol-2(S)-carboxylic acid of the Formula I and the t-butylamine salt of the Formula I' thereof (see formula I) (see formula I') free of contaminations derivable from dicyclohexyl carbodiimide, and a process for the preparation thereof.   The invention also relates to new intermediates of the general Formula III  (wherein R  stands for lower alkyl or aryl lower alkyl).     (see formula III) The compound of the Formula I - perindopril - is a known ACE inhibitor.
Patent CA-2474112-A1 (CA)
Title: Plasma display panel having trench discharge cell and method of fabricating the same
Inventor: KOKONASKI WILLIAM
IPC: H01J9/14
Filed: 2003-01-13
Abstract: A plasma display panel having a trench discharge cell and a method of fabricating the same are disclosed in the present invention. The plasma display panel having a plurality of trench discharge cells includes a transparent substrate (21) having at least one isolated trench (22) in a discharge cell, one or more sustain electrodes (23) in each trench (22) and extended to outside of the trench (22), one or more bus electrodes (24) on the sustain electrode (23), and a dielectric layer (25) formed on an entire surface of the transparent substrate (21) including the sustain electrodes (23), the bus electrodes (24), and the trench (22), wherein the dielectric layer (25) has a first portion on the bottom of the trench, a second portion outside the trench of the substrate, and a third portion on side-walls of the trench, and wherein the trench (22) has a first length perpendicular to a direction of the sustain electrodes (23) and a second length parallel to a direction of the sustain electrodes (23) and the first length is greater than the second length.
Patent CA-2476213-A1 (CA)
Title: Security element and security document with such a security element
Inventor: HEIM MANFRED
IPC: G03H1/18
Filed: 2003-02-12
Abstract: A security element ( 2, 4) for insertion in or application to a security document, whereupon said element is visually recognisable from both sides of the security document (1), structured in various layers, and comprising two interference elements (I~1, I~2) having a colour-varying effect, a metal reflecting layer (R) disposed therebetween, and, optionally, diffraction structures (8). The colour-varying effect and/or the optical diffracting effects of one or two sides of the security element (2,4) can be perceived according to the arrangement of the layers (I~1, R, I~2 ) and the optionally provided diffraction structures (8) on a transparent substrate (S). The security element is particularly suitable for use as a double-sided window thread (4) and as a label or transfer element (2) above a hole (3) in the security document (1).
Patent CA-2478041-A1 (CA)
Title: Organoboron luminescent compounds and methods of making and using same
Inventor: WANG SUNING
IPC: C07F5/02
Filed: 2004-08-16
Abstract: The invention provides three-coordinated organoboron compounds that are useful for photoluminescence and electroluminescence. Compounds of the invention include light emitter, preferably emitting intense blue light, electron transporters, hole transporters and hole injectors. A particularly preferred such compound is p-(1-naphthylphenylamino)-4,4'-biphenyldimesitylborane (BNPB), which demonstrates all of these properties.  The invention further provides methods of synthesizing such three-coordinated boron compounds, methods of producing photoluminescence and electroluminescence, methods for charge transports, methods for hole injection, methods of applying the compounds in thin films, and uses of the compounds of the invention in luminescent probes, and electroluminescent displays.
Patent CA-2478914-A1 (CA)
Inventor: YAMAMOTO RONALD K
IPC: A61B19/00
Filed: 2003-03-21
Abstract: L'invention concerne un dispositif ophtalmique de microréférence susceptible d'être placé sur l'oeil d'un patient à l'extérieur et visible par l'intermédiaire d'un système d'imagerie. Le dispositif de cette invention apporte un point externe de référence à l'emplacement interne des structures anatomiques soumises à une intervention chirurgicale. L'invention concerne également des dispositifs et des procédés de positionnement et/ou de retrait des dispositifs de microréférence sur l'oeil d'un patient.
Patent CA-2479566-A1 (CA)
Inventor: GUAY PASCAL
IPC: B64G1/28
Filed: 2003-03-18
Abstract: The wheel (14) rotates about an horizontal axis and is mounted on a support structure (12). The support structure has an upper web (20) which bears the wheel on one side and is integral with an inverted conical section and tubular sections of decreasing diameter (22,24,26). Angled roller bearings (18) allow electric motors (30) to rotate the support structure about the base (10)
Patent CA-2482526-A1 (CA)
Title: Revetement a faible emissivite possedant un faible facteur de reflexion solaire
Inventor: HOFFMAN WAYNE L
IPC: C03C17/00
Filed: 2003-04-29
Abstract: L'invention concerne des revêtements à faible facteur de réflexion solaire et à faible émissivité. L'invention concerne également un carreau supportant un revêtement à faible taux de réflexion solaire et à faible émissivité. En outre, l'invention concerne une unité de verre isolante comportant des premier et second carreaux maintenus dans une configuration espacée. Ces carreaux possèdent des surfaces intérieures se faisant face orientées en direction d'un espace inter-carreaux et des surfaces extérieures opposées orientées en direction opposée à l'espace inter-carreaux, une de ces surfaces intérieures supportant un revêtement à faible facteur de réflexion solaire et faible émissivité. L'invention concerne également des procédés de production de substrats revêtus.
Patent CA-2485249-A1 (CA)
Title: Prothese de derivation gastrique
Inventor: EGAN THOMAS D
IPC: A61F5/00
Filed: 2003-05-09
Abstract: L'invention concerne un dispositif (10) de traitement de l'obésité dont souffre un patient comprenant un élément annulaire (12) présentant un pourtour externe relativement ample et un pourtour interne relativement petit, et un tube flexible allongé (14) s'étendant depuis le pourtour interne relativement petit de l'élément annulaire vers une extrémité distale. Le pourtour externe relativement ample est apte à être fixé à une paroi interne de l'estomac (100) d'un patient, de manière que l'élément annulaire divise l'estomac (100) en deux chambres, une chambre à extrémité d'oesophage à proximité de l'oesophage du patient et une chambre à extrémité de pylore à proximité du pylore du patient. L'invention concerne également une méthode de traitement de l'obésité dont souffre un patient consistant à insérer un élément annulaire présentant un pourtour externe relativement ample et un pourtour interne relativement petit dans l'estomac du patient, puis à fixer le pourtour externe relativement ample de l'élément annulaire sur la circonférence interne de l'estomac du patient.
Patent CA-2485590-A1 (CA)
Title: Simplified device for magnetically operating blinds within a glass-enclosed chamber
Inventor: NICOLOSI GIOVANNI
IPC: E06B9/322
Filed: 2002-07-08
Abstract: System for operting a blind in a glass-enclosed chamber the ends of the said blind being respectively fitted to a fixed upper box (40) and to a movable box (60), subjected to a guide device for translation, parallel to itself, when opening and closing said blind by a pair of cords (85, 86) interacting between the fixed (40) and movable (60) boxes and a lower fixed box (50), and also to a pulling device comprising a small box containing permanent magnets fixed to the movable box (60) and a free knob, containing permanent magnets of opposing pole, so that by matching, through a pane of glass, the magnets in said knob with those fixed to the movable box (60), the blind can be opened or closed as desired.
Patent CA-2486605-A1 (CA)
Title: Anti-caries dental varnish
Inventor: SHERMAN JAMES M
IPC: A61K8/34
Filed: 2003-05-23
Abstract: A sustained-release, dental fluoride varnish material includes about 5 percent by weight of NaF; up to about 10 percent by weight of glycerin; up to about 5 percent by weight of fumed silica; and optionally, an amount of varnish additives selected from the group consisting of flavorants, rosins, gums and alcohols.
Patent CA-2487396-A1 (CA)
Title: Reproduction device and reproduction method
Inventor: TAKAI MOTOYUKI
IPC: H04N5/44
Filed: 2004-03-31
Abstract: An audio controller (8) controls audio reproduction characteristic and a video controller (11) controls video reproduction characteristic. A sight line detector (14) detects whether the user sight line is directed to a display (13) of a television receiver. According to a detection signal from the sight line detector (14), a judgment section (15) judges whether the current state is a normal viewing state, ~two-things at a time~ state, or the ~concentration~ state and generates a control signal for controlling the reproduction characteristic according to each of the states. When the ~two-things at a time~ state is judged to have been changed to the ~concentration~  state, the sound volume is reduced so that automatically switched to the state not causing interference.
Patent CA-2499418-A1 (CA)
Title: Free flowing glass batch
Inventor: STANLEY ANDREW THOMAS
IPC: C03C1/02
Filed: 2003-09-08
Abstract: A process for preparing and storing moist glass-making batch is disclosed, comprising incorporating a surfactant in moist batch so that when the batch is either: a) stored at a temperature below 35~C, it remains free flowing without setting, or b) pre-heated at, or above, 100~C before supply to a glass melting furnace, it remains free flowing without setting. The moist batch includes from 2 % to 10 % by weight free water and from 0.0001 to 5 % by weight surfactant, which is preferably a soluble soap (for example a carboxylate having from 4 to 22 carbon atoms in its chain) that is incorporated into the batch as it is mixed. The moist batch can be stored for at least 24 hours, and it can be pre-heated to at least 150~C, and remain free flowing without setting.
Patent CA-2500760-A1 (CA)
Title: Amelioration apportee a un tube chauffant un fluide s'ecoulant dans celui-ci
Inventor: TAURIAN ANDREA
IPC: F24H9/20
Filed: 2003-09-08
Abstract: L'invention concerne tube chauffant un fluide s'écoulant dans celui-ci qui comprend: une conduite conçue pour transporter le fluide à chauffer; un élément de chauffage électrique commandé par un Triac; un agencement dissipateur de chaleur associé; des circuits de commande conçus pour alimenter ledit Triac; une connexion raccordant ledit élément de chauffage électrique au réseau électrique par l'intermédiaire dudit Triac, ledit agencement dissipateur de chaleur associé étant appliqué sur l'extérieur dudit tube chauffant. Le dispositif de régulation de courant est alimenté directement à partir du réseau électrique et lesdits circuits de commande et d'alimentation fournissent un courant de régulation basse tension audit dispositif de régulation de courant.
Patent CA-2501350-A1 (CA)
Title: Cast collimator and method for making same
Inventor: JASMIN MARK
IPC: B22D27/15
Filed: 2003-10-07
Abstract: There is a method of manufacturing a cast collimator that includes pre-heati ng a mold (102), filling the mold with material in a liquid phase (110), and simultaneously applying vacuum (104), heat and vibration (106) to the mold until the material reaches a substantially solid phase.
Patent CA-2501921-A1 (CA)
Title: Mimo system with multiple spatial multiplexing modes
Inventor: WALTON JAY RODNEY
IPC: H04B7/04
Filed: 2003-10-24
Abstract: A MIMO system supports multiple spatial multiplexing modes for improved performance and greater flexibility. These modes may include (1) a single-user steered mode that transmits multiple data streams on orthogonal spatial channels to a single receiver, (2) a single-user non-steered mode that transmits multiple data streams from multiple antennas to a single receiver without spatial processing at a transmitter, (3) a multi-user steered mode that transmits multiple data streams simultaneously to multiple receivers with spatial processing at a transmitter, and (4) a multi-user non-steered mode that transmits multiple data streams from multiple antennas (co-located or non co-located) without spatial processing at the transmitter(s) to receiver(s) having multiple antennas. For each set of user terminal(s) selected for data transmission on the downlink and/or uplink, a spatial multiplexing mode is selected for the user terminal set from among the multiple spatial multiplexing modes supported by the system.