Patents by Inventor Lee Carver
Lee Carver has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11975206Abstract: An implantable medical device (IMD) comprises a plurality of deep tines configured to be advanced into a septum of a heart of a patient in different directions that are not parallel to a longitudinal axis of the implantable medical device, wherein each deep tine of the plurality of deep tines is configured to deliver cardiac pacing to cardiac tissue distal to a chamber of the heart in which the IMD is implanted, and one or more shallow electrodes engageable with the septum, wherein the one or more shallow electrodes are configured to deliver cardiac pacing to the chamber of the heart in which the IMD is implanted.Type: GrantFiled: March 3, 2021Date of Patent: May 7, 2024Assignee: Medtronic, Inc.Inventors: Kaileigh E. Rock, Michael D. Eggen, Jean M. Carver, Duane N. Mateychuk, Zhongping C. Yang, Douglas S. Hine, Scott J. Brabec, Vania Lee
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Patent number: 8996408Abstract: A description of one or more items identified by a buyer for purchase is received. Each item is represented as an object in a hierarchical data structure. A processing strategy is executed on the hierarchical data structure to generate purchasing information describing a purchase transaction involving the items. A display preprocessing strategy is executed to create display information describing a display of the generated purchasing information. The display information is transmitted to the buyer for generation of the display using the display information.Type: GrantFiled: October 16, 2008Date of Patent: March 31, 2015Assignee: Google Inc.Inventors: Lee Carver, Bruce Israel, Buck W. Clay, IV, Twum Djin, David William Shin, Ari Leichtberg
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Patent number: 8484842Abstract: An apparatus includes a plate configured for connection to a first engine crankcase portion, such as the lower crankcase. A cam mechanism is secured to the plate and has a portion spaced from the plate to define a gap between the portion of the cam mechanism and the plate. Studs are configured for connection to the second engine crankcase portion and configured to span the gap when connected to the second engine crankcase portion so that the cam mechanism rests on the studs when the plate is connected to the first engine crankcase portion. The cam mechanism is configured to lift the plate when force is applied to the cam mechanism. A method of separating crankcase portions is carried out using the apparatus.Type: GrantFiled: May 3, 2011Date of Patent: July 16, 2013Assignee: GM Global Technology Operations LLCInventors: Kent Alan Dickerson, Robin Lee Carver
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Publication number: 20120279036Abstract: An apparatus includes a plate configured for connection to a first engine crankcase portion, such as the lower crankcase. A cam mechanism is secured to the plate and has a portion spaced from the plate to define a gap between the portion of the cam mechanism and the plate. Studs are configured for connection to the second engine crankcase portion and configured to span the gap when connected to the second engine crankcase portion so that the cam mechanism rests on the studs when the plate is connected to the first engine crankcase portion. The cam mechanism is configured to lift the plate when force is applied to the cam mechanism. A method of separating crankcase portions is carried out using the apparatus.Type: ApplicationFiled: May 3, 2011Publication date: November 8, 2012Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Kent Alan Dickerson, Robin Lee Carver
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Patent number: 6903045Abstract: A carbonylation catalyst useful for producing esters and carboxylic acids in a vapor phase carbonylation process, wherein the catalyst includes a solid component having a catalytically effective amount of platinum and tin associated with a solid catalyst support material and a vaporous halide promoter component.Type: GrantFiled: June 19, 2001Date of Patent: June 7, 2005Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6646154Abstract: A vapor-phase carbonylation method for producing esters and carboxylic acids from reactants comprising lower alkyl alcohols, lower alkyl alcohol generating compounds, and mixtures thereof. The method includes contacting the reactants and carbon monoxide in a carbonylation zone of a carbonylation reactor under vapor-phase carbonylation conditions with a catalyst having a catalytically effective amount of a Group VIII metal selected from platinum or palladium, and tungsten which are associated with a solid catalyst support material.Type: GrantFiled: June 20, 2001Date of Patent: November 11, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6617471Abstract: A vapor-phase carbonylation method for producing esters and carboxylic acids from reactants comprising lower alkyl alcohols, lower alkyl alcohol generating compounds, and mixtures thereof. The method includes contacting the reactants and carbon monoxide in a carbonylation zone of a carbonylation reactor under vapor-phase conditions with a catalyst having a catalytically effective amount of iridium and tin associated with a solid carrier material.Type: GrantFiled: June 20, 2001Date of Patent: September 9, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6613938Abstract: A vapor-phase carbonylation method for producing esters and carboxylic acids from reactants comprising lower alkyl alcohols, lower alkyl alcohol generating compositions and mixtures thereof. The method includes contacting the reactants and carbon monoxide in a carbonylation zone of a carbonylation reactor under vapor-phase conditions with a catalyst having a catalytically effective amount of platinum and tin associated with a solid carrier material.Type: GrantFiled: June 19, 2001Date of Patent: September 2, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6548444Abstract: A carbonylation catalyst useful for producing esters and carboxylic acids from reactants including lower alkyl alcohols, lower alkyl alcohol generating compounds, such as ether and ester derivatives of the alcohols, and mixtures thereof in a vapor phase carbonylation process. The catalyst includes a solid component having a catalytically effective amount of iridium and tin which are associated with a solid catalyst support material and a vaporous halide component.Type: GrantFiled: June 20, 2001Date of Patent: April 15, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6537944Abstract: A solid carbonylation catalyst useful for producing esters and carboxylic acids from reactants including lower alkyl alcohols and lower alkyl alcohol producing compositions in a vapor phase carbonylation process wherein the catalyst includes a catalytically effective amount of a Group VIII metal selected from platinum or palladium, and tungsten which are associated with a solid catalyst support material.Type: GrantFiled: June 20, 2001Date of Patent: March 25, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Publication number: 20030018212Abstract: A vapor-phase carbonylation method for producing esters and carboxylic acids from reactants comprising lower alkyl alcohols, lower alkyl alcohol generating compositions and mixtures thereof. The method includes contacting the reactants and carbon monoxide in a carbonylation zone of a carbonylation reactor under vapor-phase conditions with a catalyst having a catalytically effective amount of platinum and tin associated with a solid carrier material.Type: ApplicationFiled: June 19, 2001Publication date: January 23, 2003Inventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6509293Abstract: A solid supported catalyst suitable for the vapor phase carbonylation of lower aliphatic alcohols, ethers, ester, and ester-alcohol mixtures, and desirably, methanol, to produce carboxylic acid, esters and mixtures thereof. The solid supported catalyst includes an effective amount of gold associated with a solid support material in the presence of a halide promoter. Desirably, the support material is selected from carbon, activated carbon, pumice, alumina, silica, silica-alumina, magnesia, diatomaceous earth, bauxite, titania, zirconia, clay, magnesium silicate, silicon carbide, zeolites, ceramics and combinations thereof.Type: GrantFiled: May 22, 2000Date of Patent: January 21, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6506933Abstract: Disclosed herein is a vapor phase carbonylation process useful for producing carboxylic acids, esters and mixtures thereof from lower aliphatic alcohols, ethers, ester, and ester-alcohol mixtures. The vapor phase carbonylation process is characterized in that it utilizes a solid supported catalyst having an effective amount of gold associated with a solid support material.Type: GrantFiled: May 22, 2000Date of Patent: January 14, 2003Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6472557Abstract: A process for producing high quality TPA suitable for PET feedstock material from recycled polyester. The process includes the steps of depolymerizing the polyester to form DMT; separating the DMT from secondary materials; and hydrolyzing the DMT to form TPA. In a preferred embodiment of the invention the recycled polyester is contacted with a component monomer or oligomer thereof to liquefy the polyester prior to depolymerizing the polyester.Type: GrantFiled: November 12, 1999Date of Patent: October 29, 2002Assignee: Eastman Chemical CompanyInventors: Thomas Michael Pell, Jr., Michael Paul Ekart, David Dunlap Cornell, Damon Brian Shackelford, Donald Lee Carver
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Patent number: 6452043Abstract: A method for producing esters, carboxylic acids and mixtures thereof includes contacting, under carbonylation conditions, lower alkyl alcohols, ethers, lower alkyl alcohol derivatives and mixtures thereof and carbon monoxide with a catalyst having a catalytically effective amount a metal selected from iron, cobalt, nickel, ruthenium, rhodium, palladium, osmium, iridium, platinum, tin and mixtures thereof associated with a carbonized polysulfonated divinylbenzene-styrene copolymer matrix. In a preferred aspect of the invention the method is called out under vapor-phase conditions.Type: GrantFiled: April 5, 2000Date of Patent: September 17, 2002Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6441222Abstract: Disclosed herein is a vapor phase carbonylation process useful for producing carboxylic acids, esters and mixtures thereof from lower aliphatic alcohols, ethers, ester, and ester-alcohol mixtures. The vapor phase carbonylation process is characterized in that it utilizes a solid supported catalyst having an effective amount of iridium and gold associated with a solid support material.Type: GrantFiled: May 22, 2000Date of Patent: August 27, 2002Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6363674Abstract: There is provided a premanufactured structural building panel system for effectively promoting the efficient construction of the exterior wall members of a building having improved insulation, sound absorption, fire retardant and structural properties. The premanufactured structural building panels are made of a pair of C-shaped structural channels having first and second flanges. The channels are secured to a foam insulation member to form the panels. A fire retarding member can be secured to a flange of at least one of the channels to define an interior surface. The structural panels are supported on wall support members and connected to each other in a side-by-side fashion to form an exterior wall member of a building. The exterior wall members include vertical sidewalls, a horizontal roof and ceiling wall, and a pitched roof system. The interior surface of the walls can be prepared for finishing. Affixed to the exterior of the wall members is a weatherable covering.Type: GrantFiled: July 11, 2000Date of Patent: April 2, 2002Inventor: Tommy Lee Carver
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Patent number: 6355595Abstract: A solid supported catalyst suitable for the vapor phase carbonylation of lower aliphatic alcohols, ethers, ester, and ester-alcohol mixtures, and desirably, methanol, to produce acetic acid, methyl acetate and mixtures thereof. The solid supported catalyst includes an effective amount of iridium and at least one second metal selected from group metals of the periodic table of elements, their respective salts and mixtures thereof associated with a solid support material. Desirably, the support material is selected from carbon, activated carbon, pumice, alumina, silica, silica-alumina, magnesia, diatomaceous earth, bauxite, titania, zirconia, clay, magnesium silicate, silicon carbide, zeolites, ceramics and combinations thereof.Type: GrantFiled: August 25, 1999Date of Patent: March 12, 2002Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6355837Abstract: A method for producing esters and carboxylic acids from lower alkyl alcohols, ethers, esters and ester-alcohol reactant mixtures and includes the step of contacting a vaporous mixture of the reactants, carbon monoxide and a halide with a supported catalyst under vapor-phase carbonylation conditions. The catalyst includes iridium and a second metal selected from group 4 (titanium, zirconium, hafnium) metals of the periodic table of elements. Desirably, the iridium and secondary metal are deposited on activated carbon as a support material. In a preferred aspect of the invention, the vapor phase carbonylation process is useful for preparing acetic acid, methyl acetate or a mixture thereof.Type: GrantFiled: August 25, 1999Date of Patent: March 12, 2002Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver
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Patent number: 6353132Abstract: A method for producing esters and carboxylic acids from lower alkyl alcohols, ethers, esters and ester-alcohol reactant mixtures and includes the step of contacting a vaporous mixture of the reactants, carbon monoxide and a halide with a supported catalyst under vapor-phase carbonylation conditions. The catalyst includes iridium and a second metal selected from group 5 (vanadium, niobium, tantalum) metals of the periodic table of elements. Desirably, the iridium and secondary metal are deposited on activated carbon as a support material. In a preferred aspect of the invention, the vapor phase carbonylation process is useful for preparing acetic acid, methyl acetate or a mixture thereof.Type: GrantFiled: August 25, 1999Date of Patent: March 5, 2002Assignee: Eastman Chemical CompanyInventors: Joseph Robert Zoeller, Andy Hugh Singleton, Gerald Charles Tustin, Donald Lee Carver