baber/WOPTO huggingface dataset:
Patent CA-2030077-C (CA)
Title: Azabicyclo amides and esters as 5-ht _receptor antagonists
Inventor: ROSEN TERRY JAY
IPC: A61P25/28
Filed: 1990-11-15
Granted: 1995-08-22
Abstract: Novel azabicyclo amides and esters as antagonists at the 5-HT3 receptor and useful as anti-emetic agents.  The aza-bicyclo amides and esters have the formulae:                    ---(I)                ---(II) wherein Ar is an aromatic group such as phenyl,  naphthyl, 3-indolyl, 3-indazolyl, 1-methyl-3-indolyl, 2-methoxyphenyl or 2-methoxy-4-amino-5-chlorophenyl; and X is O or NH.
Patent CA-2036307-C (CA)
Title: 3-arylcarbonyl-1-aminoalkyl-1h-indole-containing antiglaucoma compositions and method
Inventor: WARD SUSAN JEAN
IPC: A61K31/415
Filed: 1991-02-13
Granted: 2002-07-09
Abstract: Disclosed are antiglaucoma compositions containing 3-arylcarbonyl-1-aminoalkyl-1H-indoles of the formula:    [wherein R2 is H, Cl, F or alkyl; R3 is (substituted) phenyl, benzyl,(substituted)styryl, (substituted) naphthyl, naphthyl-ethenyl, tetrahydronaphthyl, anthryl, phenanthryl, pyrenyl, benzofuryl, benzothienyl, benzimidazolyl or quinolyl; R4 is H, alkyl, alkoxy, hydroxyl or halo; Z is O or S; Alk is (alkyl-substituted) alkylene; and N=B is dialkylamino, (substituted) morpholinyl, pyrrolidinyl (substituted) piperi-dinyl] as an active component thereof, and useful in the treatment of glaucoma. Some of the compounds are novel.
Patent CA-2038797-C (CA)
Title: Controller
Inventor: SAMBHU MAHESH K
IPC: G05B11/26
Filed: 1991-03-21
Granted: 1996-02-20
Abstract: A controller is disclosed which uses pulse width ("PWM") and pulse frequency ("PFM") modulated signals to control a variable to a desired value, the PWM and  PFM signals generated  through calculation of the difference between the variable and the desired value and then by routing either the PWM or the PFM to the final control element or elements, thereby performing the functions of a proportional and integral controller.  Derivative action is also disclosed by differentiating the difference, after filtering, and using the relationship between the difference and the differential to determine the routing of the output signal to the final control element or elements.
Patent CA-2040674-C (CA)
Title: Water-soluble methine compound and photographic silver halide emulsion containing the same
Inventor: KOYA KEIZO
IPC: C09B23/01
Filed: 1991-04-17
Granted: 1995-11-07
Abstract: A water-soluble methine compound represented by the following general formula (I):       (I) (R-COOe)m wherein Z1 and Z2, which may be the same or different, each represents a non-metallic atomic group required for forming a 5-membered or 6-membered nitrogen-containing heterocyclic ring;  R1 and R2, which may be the same or different, each represents an alkyl group;   Q1 and Q2 each represents an atomic group required,  in combina-tion, for forming a 4-thiazolidinone ring, a 5-thiazol-idinone ring, a 4-imidazolidinone ring, a 4-oxazolidin-one  ring,  a 5-oxazolidinone  ring,  a  5-imidazolidinone ring or a 4-dithiolanone ring;   L1, L2, L3, L4 and L5, which may be the same or different, each represents a methine group;   R represents a hydrogen atom, an alkyl group, an aryl group or a heterocyclic group;  m repre-sents 1 or 2;   i and h each represents 0 or 1;   ?     represents 1 or 2;  and j and k each represents 0, 1, 2 or 3.        A photographic silver halide emulsion containing said methine compound added in the form of an aqueous solution is also disclosed.
Patent CA-2043860-C (CA)
Title: Pyrrolo-pyridine derivatives, a process for their preparation and therapeutic compositions containing them
Inventor: ESANU ANDRE
IPC: C07D471/04
Filed: 1991-06-04
Granted: 1996-05-21
Abstract: The invention relates to pyrrolo-pyridine derivatives of the formula:      (1) wherein R represents a phenyl group, optionally substituted by one or more of various groups and therapeutically acceptable salts of these compounds, to a preparationprocess of the same comprising reacting, in an inert atmosphere and in a protic solvent, the 2-methyl 3-hydroxy 4,5-dibromomethyl pyridine, on a stoichiometric excess of the compound of the formula NH2-R. The invention relates also to therapeutic compositions containing said derivatives as active ingredient. The compounds according to the invention have antiallergic activity.
Patent CA-2047907-C (CA)
Title: Device for removal of condensate from a steam-heated drying cylinder
Inventor: WOLF ROBERT
IPC: F26B13/18
Filed: 1991-07-25
Granted: 1993-11-23
Abstract: ABSTRACT OF THE DISCLOSURE A condensate suction pipe rotating with the drying cylinder extends from the area of the axis of rotation of the drying cylinder toward the inside surface of the cylinder shell, and has there a suction opening for the intake of condensate mixed with steam. A steam blowing line originating from the cylinder interior empties in the area of the suction opening into the interior of the condensate suction pipe. The steam blowing line is fashioned as an annular channel defined by the radially outer (relative to the cylinder axis) area of the condensate suction pipe and by an outside pipe surrounding the condensate suction pipe.
Patent CA-2048758-C (CA)
Title: Linkable scan lists for a television receiver
Inventor: KEENAN DOUGLAS MARVIN
IPC: H04N5/44
Filed: 1991-08-08
Granted: 1997-01-21
Abstract: In a television receiver including a plurality of RF input terminals, each of which having a respective scan list, means are provided for linking the lists to form a single scan list with a single wrap-around point, and for separating the linked list into separately accessible scan lists in response to a user-entered command. As the user scans through the channels and changes from one linked scan list to another, the appropriate RF input connector is automatically selected.
Patent CA-2054092-C (CA)
Title: Carbonless paper printable in electrophotographic copiers
Inventor: KRAFT KEITH A
IPC: G03G7/00
Filed: 1991-10-23
Granted: 2002-02-19
Abstract: A carbonless paper construction for imaging via electrophotographic copiers comprising microcapsules encapsulating solvents of dialkyl esters of aliphatic dibasic organic acids, polyglycol ethers and alkyl esters of monobasic aromatic acids.
Patent CA-2054869-C (CA)
Inventor: BELLINGHAUSEN THOMAS G
IPC: B23B5/02
Filed: 1991-11-04
Granted: 1996-06-25
Abstract: A brake lathe includes a lathe body, an arbor shaft, with a free distal end, mounting means for mounting a workpiece on the shaft, motor means for rotating the shaft and workpiece, inertia means for providing inertia about an arbor shaft axis and a linking means for linking the inertia means to the arbor shaft.  In a preferred embodiment, the inertial means includes a toroidal ring having mass and an inner cylindrical surface and the rotational linking means comprises a locking nut adapted for a threaded engagement with a portion of the arbor shaft adjacent the distal end and including a cylindrical outer surface and an elastic walled tube filled with a damping material interposed between the inner cylindrical surface of the toroidal ring and the outer cylindrical surface of the locking nut.
Patent CA-2055155-C (CA)
Title: Direct process route to organometallic containing pitches for spinning into pitch carbon fibers
Inventor: ROMINE H ERNEST
IPC: D01F9/155
Filed: 1991-11-07
Granted: 2002-09-17
Abstract: An improved process is disclosed for producing a metals containing anisotropic pitch product suitable for carbon fiber manufacture. Soluble-aromatic, organometallic compounds are added to a carbonaceous feedstock substantially free of mesophase pitch and the resulting composition is heat soaked preferably with gas sparge to produce a metals containing mesophase pitch.
Patent CA-2057886-C (CA)
Title: Plant for conductive electrical heating of steel blanks
Inventor: MOEN ASBJORN
IPC: C21D1/40
Filed: 1990-05-16
Granted: 2000-01-11
Abstract: A plant for conductive electrical heating of elongated electrically conductive objects, e.g., steel blanks for further treatment in a roll mill. Said plant comprises a combination of the following features: at least two blanks (1) are provided in parallel and spaced from each other, and are connected with at least one current supply (2) by the aid of transmission contacts (3, 4), which are provided so as to be urged towards the ends (1a, 1b) of blanks (1). Blanks (1) with associated transmission contacts (3, 4) are provided in a heat insulated chamber (5), in which blank (1) and chamber (5) together constitute an electrical furnace, in which blanks (1) constitute the heating elements of the furnace. A conveyor or manipulator (7) is provided for insertion, and removal, respectively of blanks (1) in transmission contacts (3, 4) in chamber (5) through an opening (9) in the surrounding chamber wall in any order chosen.
Patent CA-2059718-C (CA)
Title: Using male and female mould to convex pressed the vein of natural flora and leaves on the surface of leather
Inventor: CHANG DA-KUANG
IPC: C14B1/56
Filed: 1992-01-20
Granted: 1996-11-12
Abstract: This new invention includes convex pressing of natural flora and leaves on the surface of leather; putting colour into resulting leather and using the coloured leather to manufacture final consumer leather products such as handbags and ladybags. The materials used in the whole process are briefly described in the following: (i) Natural Flora & Leaves: Natural leaves and flora are taken from selected plants. (ii) Leather: chrome or vegetable tanned leathers are used. The leathers used can be cattlehide, sheepskin or pigskin. (iii) Water-base colouring agent: A colouring agent which is used in the dyeing of the convex pressed leather. (iv) Mould releasing agent a water-base wax that is used to hold the position of the flattened natural flora and leaves on a piece of cardboard. (v) Mould hardening agent: the chemical used in the making of the male and female mould is called epoxy resin. (vi) Hydraulic Pressing Machine: supported on the ground by two steel poles on each side of the machine, this machine consists of a lower and an upper metal boards which are used to hold the mould and to convex press the leather. The two metal boards are positioned in the center of the machine by fastening them into two steel bars which are fixed onto the steel poles on each side of the machine.
Patent CA-2061679-C (CA)
Title: Cationic compositions for skin
Inventor: ZIEGLER PHILIP DALE
IPC: A61K8/00
Filed: 1992-02-21
Granted: 1997-06-03
Abstract: An aqueous composition is provided which includes a quaternary ammonium functionalized phosphate ester and a cationic polysaccharide.  The compositions may include an emollient, and be used as a cosmetic composition, or may include an ultraviolet absorber and be used as a waterproof sunscreen composition.
Patent CA-2064225-C (CA)
Inventor: ABRAHAM FRANCIS
IPC: H01M8/12
Filed: 1990-07-18
Granted: 2001-01-09
Abstract: PCT No. PCT/FR90/00543 Sec. 371 Date Mar. 16, 1992 Sec. 102(e) Date Mar. 16, 1992 PCT Filed Jul. 18, 1990 PCT Pub. No. WO91/01274 PCT Pub. Date Feb. 7, 1991.The compositions are derived from Bi4V2O11 and are characterized by the fact that at least one of the elements present is substituted, the substituting element(s) being such that the structural nature of the gamma phase of Bi4V2O11 is maintained, as well as the equilibrium of the loads.
Patent CA-2066163-C (CA)
Title: Video conferencing system for courtroom and other applications
Inventor: KANNES DENO
IPC: H04N5/45
Filed: 1991-07-30
Granted: 2001-10-16
Abstract: A conferencing system for interactive video (and preferably also audio) communication, which includes a composite video signal generation means (220). The system preferably also includes a recording unit (64, 65 and 66) for producing a permanent, combined video and audio record of a conference (which may be a court proceeding such as a criminal arraignment). The system includes a monitor for each conferee (11, 12 and l3), which displays a composite video signal including a principal video image in a large picture region (200) of the monitor screen and secondary video images in small picture regions (201 - 205) of the moni-tor screen. Preferably, all of the large and small picture regions have substantially the same aspect ratio, full video images are dis-played in the small and large picture regions, and the full video images displayed in the small picture regions do not obscure any portion of the full video image displayed in the large picture region. In an alternative embodiment, the small picture regions are displayed in a picture-in-picture window (301 - 303) which obscures a portion of the principal image displayed in the large pic-ture region (300).
Patent CA-2067026-C (CA)
Inventor: KIZAKI HIROYUKI
IPC: B23B5/16
Filed: 1992-04-24
Granted: 1997-01-28
Abstract: A cutter for use in an electrode tip dresser, which has a cutter holder for holding the cutter and dresses an electrode tip for a resistance welding apparatus, has a rising portion which has a cutting tooth for cutting a front peripheral portion of the electrode tip and a flat portion which faces a front end surface of the electrode tip.  The flat portion has a single cutting tooth for cutting the front end surface of the electrode tip.  The single cutting tooth extends from that central point of the cutter as and origin which coincides with an axis of rotation of the cutter holder towards a predetermined radial direction.  An origin portion of the single cutting tooth further extends beyond the central point towards a direction which is opposite to the radial direction.
Patent CA-2073180-C (CA)
Inventor: BERLINER DAVID L
IPC: A61K47/48
Filed: 1991-11-05
Granted: 1998-12-08
Abstract: The invention is directed to the treatment of degenerative diseases of tissues w hich have lost melanin and which share a common embryological basis as tissues of the nervous system by the administratio n of an active substance which causes an increased concentration of melanin in the tissue. Such active substances include melanin, melanin variants, melanin analogs, melanin derivatives, tyrosinase, tyrosinase gene, melanin-concentrating hormone and comb inations thereof. Examples of such diseases include Parkinson's disease, Alzheimer's disease, retinitis pigmentosa, schizoph renia and dementia. The invention is also useful in assisting in the repair of neurons in a mammal having neuron damage by administering an effective amount of an active substance which causes an increased concentration of melanin in the neuron to ai d in nerve repair. The invention is further useful in protecting a mammal from a toxin-induced disease or from the adverse effects of a toxin by administering an effective amount of the active substance described above.
Patent CA-2077035-C (CA)
Title: Vent for vehicle tire inflation system
Inventor: FREIGANG ALAN RICHARD
IPC: B60C23/00
Filed: 1992-08-27
Granted: 1999-05-25
Abstract: A tire pressure control system (10) for wheels (28) of a vehicle. The system includes an air control circuit (40) having a positive pressure air source (42), a vacuum pressure air source (44), a central control unit (46), a vehicle speed sensor (47), and a command/display console (48). The control circuit (40) includes valves (62, 64, 66, 68, 70) and a conduit assembly (74) for controlling communication of the positive and vacuum pressure air to wheel valve assemblies (14) mounted on each wheel. A vent valve (86) provides quick venting of positive air pressurein the conduit assembly (74) for effecting rapid closing of a valve device (100) in each wheel valve (14). Each wheel valve also includes a valve device (104) providing substantially unrestricted air flow from the conduit assembly (74) to the wheels when valve device (100) is open and providing restricted air flow from the wheels to the conduit assembly (74) to ensure closing of the valve device (100) when the conduit is vented.
Patent CA-2090301-C (CA)
Title: New sulfated diosmin derivative
Inventor: ORJALES-VENERO D AURELIO
IPC: A61K31/7042
Filed: 1993-02-24
Granted: 2000-04-11
Abstract: The diosmin heptakis (hydrogensulfate) aluminium complex is described, as well as its preparation procedure, characterized by reacting one mole of diosmin with seven moles of a sulfating agent in a dry medium and treatment with an aqueous aluminium hydroxychloride solution of the diosmin heptakis (hydrogensulfate) sodium salt thus obtained. A description of pharmacological assays carried out to confirm the citoprotective action of the product is included.
Patent CA-2090998-C (CA)
Title: Panel heat exchanger with integral thermoelectric device
Inventor: CESARONI ANTHONY JOSEPH
IPC: F28D15/02
Filed: 1993-04-28
Granted: 2000-11-28
Abstract: A substantially planar panel heat exchanger having an elongated liquid storage vessel in the form of a closed loop that is adapted for circulation of liquid.      The loop is substantially planar and adapted to be disposed substantially vertically. The elongated storage vessel has a Peltier thermoelectric device located such that one end of the Peltier device is in contact with liquid in the liquid storage vessel and disposed to heat or cool the liquid. The closed loop for the circulation of liquid is comprised of a plurality of vertical tubes formed from a thermoplastic polymer having a diameter in the range of 1.3-6.4 mm and a wall thickness of 0.13-0.76 mm. A first set of tubes is for upward movement of liquid from the Peltier device and a second set of tubes is for downward movement of liquid to the Peltier device. The first and second set of tubes are interconnected to form a closed planar loop and are in fluid flow communication with the end of the Peltier device in contact with liquid in the closed loop. The first and second set of tubes are aligned, linear in cross-section and conform to a planar surface. The circulation loop may contain a pump. The heat exchanger is particularly useful in a portable beverage cooler.
Patent CA-2096678-C (CA)
Inventor: SPEER LAWRENCE L
IPC: C14C11/00
Filed: 1993-05-20
Granted: 1997-03-11
Abstract: An item of footwear which has become scuffed or worn, or which is to be protected against wear, on its leather or leather-like external surfaces, is subjected to a preliminary cleaning. Thereafter, a coating of polyurethane elastomer dispersed in water, and possibly extended by acrylic resin dispersed in water, further including a colorant, a defoamer and a wetting agent, is brushed or swabbed onto the surface.  The water evaporates, leaving a thin, flexible, scuff-resistant coating, the color of which covers and hides discoloration and scuffs on the original surface.
Patent CA-2098082-C (CA)
Title: Bone cement composition and method of manufacture
Inventor: LIN STEVE T
IPC: C08K9/10
Filed: 1993-06-09
Granted: 2004-11-23
Abstract: A bone cement composition has adjustable rheological properties, high strength, and produces a uniform radiological image. The cement comprises beads containing a polymerization initiator in controllable concentrations from 0% to 5% or more by weight. These same beads or others may also contain an opacifier. The polymerization initiator and the opacifier may be selectively distributed throughout the beads or at specific radial locations in the beads or within the beads in specific strata. They may also be selectively placed in beads of a particular advantageous size range. Furthermore, in other embodiments of the invention, other advantageous additives can be incorporated in the beads such as dyes, antibiotics, bone growth factors, and other pharmacological or therapeutic agents.
Patent CA-2101196-C (CA)
Title: Plastic beverage closure
Inventor: GREGORY JAMES L
IPC: B29C43/18
Filed: 1993-07-23
Granted: 2005-06-14
Abstract: A plastic beverage closure comprising a base wall, a peripheral skirt and a plurality of threads on the inner surface of the skirt for engagement with the threads of a container which may be made of glass or plastic. The plastic closure includes a compression molded seal extending about the periphery of the inner surface of the base wall and the juncture of the base wall to the peripheral skirt. The closure includes a central axially thickened portion; a channel surrounding the thickened portion and extending radially to an annular radially thickened portion on the skirt at the juncture with the base wall. A concave surface extends from the base of the channel and merges with the surface of the annular portion. A compression molded liner is provided on the thickened portion, channel and concave surface of the closure and defines a planar sealing surface of contact with the end surface of the finish of a container and an arcuate surface for engaging the arcuate surface of a container. In other forms, the closure can be used as a closure for non-beverage products.
Patent CA-2101438-C (CA)
Title: Appareil de regulation avec robinet melangeur et glissiere a piston
Inventor: AXELSSON BO
IPC: F16K11/065
Filed: 1992-01-21
Granted: 1999-05-04
Abstract: Un système de régulation pour un ensemble mitigeur d'eau chaude/froide comprend un élément sensible à la pression comportant un tiroir à pistons (60), ainsi qu'un élément thermosensible influencé par un thermostat (45) et comportant un corps de vanne de régulation (50) déplaçable dans le sens longitudinal et éventuellement disposé dans une pièce rapportée pouvant être vissée dans l'ensemble mitigeur. Le corps de la vanne de régulation (50) et le tiroir à pistons (60) sont concentriques, l'une de ces pièces venant se loger au moins partiellement dans l'autre.
Patent CA-2113309-C (CA)
Inventor: STONE JAMES W
IPC: B05B5/08
Filed: 1994-01-13
Granted: 1999-11-02
Abstract: A continuous, automated method and apparatus for transporting and electrostatically coating articles including providing a plurality of articles in an unoriented bulk state, each article having a first end portion, orienting each article and transporting them into a desired position, transferring each article in succession to a moving conveyor, suspending each article from the conveyor by its end portion and conveying the articles for electrostatic coating and curing.
Patent CA-2115444-C (CA)
Inventor: MAKINO YUJI
IPC: A61K9/00
Filed: 1993-06-11
Granted: 2000-10-03
Abstract: A preparation for intratracheobronchial administration comprising a powder preparation for intratracheobronchial administration contained in a receptacle composed essentially of hydroxypropyl methyl cellulose.
Patent CA-2118285-C (CA)
Inventor: REDMAN RONALD E
IPC: E06B3/54
Filed: 1994-10-17
Granted: 1998-05-05
Abstract: An adjustable setting block assembly is disclosed for supporting and leveling infill panels such as window panes and the like. The setting block assembly includes a setting block and a thrust plate positioned adjacent the lower surface of the block. A bolt is threadingly engaged within a threaded bore in the block, and the bolt has a tip which bears against the thrust plate as the bolt is advanced within the threaded bore. A load exerted on the upper surface of the block, such as by a glass light resting on the block, is thus supported by the tip of the bolt bearing against the thrust plate. In the disclosed embodiment the tip of the bolt which bears against the thrust plate is radiused to facilitate limited pivotable movement between the bolt and the thrust plate. Also in the disclosed embodiment a pad is imposed against the upper surface of the block to provide a cushioned surface for supporting the glass lite. Preferably the thrust plate and pad are temporarily affixed to the block by an adhesive bond, such as that provided by double-sided tape.
Patent CA-2119150-C (CA)
Title: Precipitation hardenable martensitic stainless steel
Inventor: HULTIN-STIGENBERG ANNA
IPC: C22C38/42
Filed: 1992-10-02
Granted: 2005-02-01
Abstract: Precipitation hardenable martensitic stainless steel of high strength combined with high ductility. The iron-based steel comprises of about 10 to 14 % chromium, about 7 to 11 % nickel, about 0.5 to 6 %  molybdenum, up to 9 % cobalt, about 0.5 % to 4 % copper, about 0.4 to 1.4 % titanium, about 0.05 to 0.6 % aluminium, carbon and nitrogen not exceeding 0.05 % with iron as the remainder and all other elements of the periodic table not exceeding 0.5 %.