Patents Represented by Law Firm Crockett & Fish
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Patent number: 6066106Abstract: A system for performing chest compression for Cardiopulmonary Resuscitation. The system includes a motor and gearbox including a system of clutches and brakes which allow for controlling and limiting the movement of the compressing mechanism and includes a control system for controlling the operation and interaction of the various components to provide for optimal automatic operation of the system.Type: GrantFiled: May 29, 1998Date of Patent: May 23, 2000Assignee: Emergency Medical Systems, Inc.Inventors: Darren R. Sherman, Kenneth H. Mollenauer
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Patent number: 6048245Abstract: A free spinning gyroscopic device has a hollow body with leading and following open ends, in which the outside perimeter of the leading open end has particular relationships to other characteristics of the device. In one aspect, the perimeter may advantageously measure at least 600, 800, 1000, 2000, 3000 or 4000 times the average thickness of the leading edge, or 150, 200, 250, 500, 750, or 1000 times the point of greatest thickness of the body. In another aspect, the perimeter may advantageously measure at least 4.7, 5.0, 7.5 or 10, times the length of the body. In another aspect, the perimeter may advantageously measure at least 9 inches, 12 inches, 15 inches, or 20 inches.Type: GrantFiled: September 25, 1998Date of Patent: April 11, 2000Assignee: William Mark CorporationInventors: William B. Forti, William Mark Forti
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Patent number: 6007573Abstract: A stent and stent catheter for intra-cranial use. The stent is a rolled sheet stent and is releasably mounted on the distal tip of the catheter with a low profile retaining tab. The stent is rolled tightly on the distal tip of the catheter and flexibility of the tightly rolled stent is promoted by ribbed or slatted construction (or, alternatively, slotted construction) in which the various layers of the stent are provided with numerous slats which counter align when the stent is expanded to form an imperforate wall from a plurality of perforate layers.Type: GrantFiled: September 18, 1996Date of Patent: December 28, 1999Assignee: MicroTherapeutics, Inc.Inventors: George Wallace, Jay Lenker, Thomas J. Berryman
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Patent number: 5980554Abstract: A wire frame stent or occluding device for use within the vasculature. The device can be stretched into a double wire or single wire configuration for easy deployment into the vasculature.Type: GrantFiled: May 5, 1997Date of Patent: November 9, 1999Assignee: Micro Therapeutics, Inc.Inventors: Jay Lenker, K. David Crockett
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Patent number: 5969135Abstract: The present invention provides various novel oligonucleotide analogs having one or more properties that make the subject compounds superior to conventional oligonucleotides for use in procedures employing oligonucleotides. The compounds of the invention are oligonucleotide analogs in which the furanose ring of a naturally occurring nucleic acid is replaced with an amino acid or a modified amino alcohol residue. Some embodiments of the novel compounds of the invention are particularly useful for the antisense control of gene expression. The compounds of the invention may also be used as nucleic acid hybridization probes or as primers. Another aspect of the invention is to provide monomeric precursors of the oligonucleotide analogs of the invention. These monomeric precursors may be used to synthesize the subject polynucleotide analogs. Another aspect of the invention is to provide formulations of the subject polynucleotide analogs that are designed for the treatment or prevention of disease conditions.Type: GrantFiled: November 2, 1995Date of Patent: October 19, 1999Assignee: ICN Pharmaceuticals, Inc.Inventors: Kandasamy Ramasamy, Wilfried E. Seifert
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Patent number: 5957929Abstract: An expandable stent has a sheeted material which is expanded from a compacted configuration to an expanded configuration. The sheet is maintained in the compacted configuration at least in part by operation of a dynamic force, and the expansion occurs at least in part by removal of the dynamic force. In preferred embodiments, a biocompatible sheeted material is wrapped around a retaining wire to produce a compacted configuration, and the retaining wire is rotated to maintain the compacted configuration during insertion of the stent into a patient. The rotation is continued while the stent is positioned, and then the rotation is stopped or slowed to permit expansion of the sheet.Type: GrantFiled: May 2, 1997Date of Patent: September 28, 1999Assignee: Micro Therapeutics, Inc.Inventor: Rodney A. Brenneman
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Patent number: 5953899Abstract: In a combined cycle gasification plant, high pressure fuel gas from the gasification unit is heated prior to combustion, and is then used to dry the feedstock. The moist fuel gas from the drying operation is combusted to drive the turbine. Alternatively, high-pressure inert gas such as nitrogen is heated in the gasification unit and is then used to dry the coal feed. Some of the moist inert gas is recycled, and some if it is passed to the combustion turbine.Type: GrantFiled: August 26, 1997Date of Patent: September 21, 1999Assignee: Fluor Daniel, Inc.Inventors: Ashok D. Rao, David C. Goodland
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Patent number: 5954715Abstract: A device for sterilizing females by occluding the uterotubal junction. The device includes a catheter with a releasable heat generating plug which is used to thermally damage the uterotubal junction and cause it to constrict around the plug, after which the plug is released from the catheter and left in place in the uterotubal junction.Type: GrantFiled: April 20, 1998Date of Patent: September 21, 1999Assignee: Adiana, Inc.Inventors: Douglas C. Harrington, Brett Bowman, Peter M. Breining
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Patent number: 5944999Abstract: The weight of a fluid is used to drive a plurality of semi-permeable membranes or other filter material to produce a permeate, and in at least some level of the apparatus more than 30% of the permeate produced is collected within a single filter casing. In other aspects, the filter material is at least partially contained within series production modules, which may contain transport zones for transporting feed or flushing fluid. In other aspects the ends of adjacent production modules may be designed to mate with one another using a slip fit, and the production modules may be maintained in mating relationship through connections to supporting cables or rods. In still other aspects of the inventive subject matter a submerged pump may be used to raise permeate towards the surface, and the pump may advantageously operate at least partially using centrifugal and/or air lift principles.Type: GrantFiled: August 28, 1997Date of Patent: August 31, 1999Assignee: Nate InternationalInventors: Dennis H. Chancellor, Mark Chancellor, Jacquetta M. Vogel
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Patent number: 5928217Abstract: A stent system and method for use in the prostate gland. The stent is made of a shape memory alloy such as nitinol, and has a low temperature martensite state, with a martensite transition temperature below body temperature, and a high temperature austenite state, with an austenite transition temperature at or above body temperature, and a memorized shape in the high temperature austenite state which is a helical coil of diameter large enough to hold the prostatic urethra open. The stent is used to heat the prostate and is left in the prostatic urethra while the prostate heals. After the prostate is substantially healed, the stent is cooled to its martensite state and is easily removed from the urethra.Type: GrantFiled: October 26, 1998Date of Patent: July 27, 1999Assignee: Endocare, Inc.Inventors: Paul Mikus, William Moseley
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Patent number: 5924694Abstract: A material for targets including a rubber skin material with an embedded wire skeleton, wherein the wire skeleton comprises a wire screen providing structural support for the rubber skin.Type: GrantFiled: May 12, 1997Date of Patent: July 20, 1999Inventor: Howard Daniel Kent
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Patent number: 5915600Abstract: A pump, spray or suction actuated dispenser with a suction tube extending into a container, wherein the suction tube is used to mount an ornamental figure.Type: GrantFiled: October 2, 1997Date of Patent: June 29, 1999Inventor: Mary Kay Bitton
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Patent number: 5913384Abstract: An elongated lubrication applicator is used to manually lubricate the belt and/or belt supporting surface of an exercise treadmill. The lubrication applicator is optionally included in a kit containing lubricant and at least one treadmill belt tension adjusting device.Type: GrantFiled: June 3, 1996Date of Patent: June 22, 1999Assignee: Charles WilliamsInventor: Charles Williams
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Patent number: 5914041Abstract: A plurality of reverse osmosis units each having a cavity and a membrane are placed within a deep channel. The channel contains an unpurified liquid, and the membranes communicate directly with the unpurified liquid in the channel. The level of unpurified liquid is such that the differential pressure across the membranes is sufficient to cause purified liquid to accumulate in the cavities, from which it is emptied and pumped to the surface. The high pressure sides of the membranes are flushed by unpurified liquid being pumped through the channel. In this manner, a relatively large percentage of the channel diameter can be utilized, and the mechanisms can be implied over prior systems in which unpurified and purified liquids are piped from one reverse osmosis unit to another.Type: GrantFiled: September 8, 1997Date of Patent: June 22, 1999Assignee: Nate InternationalInventor: Dennis H. Chancellor
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Patent number: 5900925Abstract: A computer operated man assisted motion generation system for use with a camera in cinematography. The system responds to the measured or sensed position of a camera support such as a crane or dolly, and determines the desired camera pan, tilt, roll, focus, zoom, etc. based on predetermined correspondence between camera location and camera parameters, and generate movement of the camera and camera control accordingly.Type: GrantFiled: May 9, 1997Date of Patent: May 4, 1999Assignee: Service Vision, S.A.Inventor: Alfredo Valles Navarro
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Patent number: 5890418Abstract: A coffee bean roaster comprises a cylinder-shaped housing, a roasting vessel, a hemishpere-shaped lid, a guiding duct and a handle duct. The housing has a duct connections part protruded in one side. Corresponding to the housing, a lower plate is formed on a bottom face. A partition plate is formed in an upper end. A placement part having air inducing holes is placed above the partition plate. A fan is installed. A heater upper plate and a heater lower plate are placed in the upper end of the placement part. A heater coil is placed between the two plates to form a heater assembly. Corresponding to the roasting vessel, a guiding part is placed at the bottom face of a heated air blower. Blowing holes are formed on the outer perimeter surface of the heated air blower in the oblique direction, a spindle is formed therein. The coffee bean roaster has an excellent roasting capacity by a strong whirlwind, and easily removes the hulls of the raw beans.Type: GrantFiled: August 11, 1998Date of Patent: April 6, 1999Inventor: You Jin Song
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Patent number: 5875722Abstract: A system and method for purification of combustion gases cools the combustion gases to an optimal oxidation temperature, oxidizes the combustion gases, injects water or uses natural moisture content to form acid aerosols, neutralizes the acid aerosols with an alkaline solution, and then filters the acid aerosol, alkaline solution and water from the combustion gases. The purified gas stream is then exhausted from the system. Oxidation can be provided in stages to obtain optimal oxidation of different combustion gas components with different optimal oxidation temperature ranges. When used in a thermal power plant, the cooling of exhaust gases can be accomplished by regenerative preheating of combustion air, boiler feedwater or combustion fuel, and the clean exhaust gas can be cooled below the conventional exhaust stack temperature range, thus enhancing power plant efficiency.Type: GrantFiled: September 9, 1996Date of Patent: March 2, 1999Assignee: Dasibi, Inc.Inventors: Albert E. Gosselin, Jr., Edward R. Bate, Jr., Dale F. Johnson
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Patent number: 5874226Abstract: An antibody targeted to an antigen is brought into contact with a body component in situ. The resulting antibody/antigen complex is labeled and may be amplified. The label is then detected either in situ or ex situ.Type: GrantFiled: May 22, 1995Date of Patent: February 23, 1999Assignee: H. Lee BrowneInventors: Fusun N. Zeytinoglu, Franz B. Thiebaut
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Patent number: D403500Type: GrantFiled: April 17, 1997Date of Patent: January 5, 1999Inventor: Robert R. Winter
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Patent number: D421225Type: GrantFiled: November 24, 1997Date of Patent: February 29, 2000Inventor: Steven Kelley