Patents by Inventor Kevin Gray

Kevin Gray 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).

  • Publication number: 20110076740
    Abstract: In one aspect, the invention is directed to polypeptides having an amylase activity, polynucleotides encoding the polypeptides, and methods for making and using these polynucleotides and polypeptides. The polypeptides of the invention can be used as amylases to catalyze the hydrolysis of starch into sugars.
    Type: Application
    Filed: April 7, 2010
    Publication date: March 31, 2011
    Applicant: VERENIUM CORPORATION
    Inventors: Kevin A. Gray, Nahla Aboushadi, James B. Garrett
  • Publication number: 20110016545
    Abstract: The invention relates to enzymes having xylanase, mannanase and/or glucanase activity, e.g., catalyzing hydrolysis of internal ?-1,4-xylosidic linkages or endo-?-1,4-glucanase linkages; and/or degrading a linear polysaccharide beta-1,4-xylan into xylose. Thus, the invention provides methods and processes for breaking down hemicellulose, which is a major component of the cell wall of plants, including methods and processes for hydrolyzing hemicelluloses in any plant or wood or wood product, wood waste, paper pulp, paper product or paper waste or byproduct. In addition, methods of designing new xylanases, mannanases and/or glucanases and methods of use thereof are also provided. The xylanases, mannanases and/or glucanases have increased activity and stability at increased pH and temperature.
    Type: Application
    Filed: August 1, 2008
    Publication date: January 20, 2011
    Applicant: VERENIUM CORPORATION
    Inventors: Kevin Gray, Reinhard Dirmeier
  • Patent number: 7824895
    Abstract: The invention provides isolated and recombinant phytase enzymes. In one aspect, the phytases are produced by modification of the wild type appA of E. coli. The enzyme can be produced from recombinant host cells. The phytases of the invention can be used to aid in the digestion of phytate where desired. In particular, the phytases of the invention can be used in foodstuffs to improve the feeding value of phytate rich ingredients. The phytases of the invention can be thermotolerant and/or thermostable. Also provided are methods for obtaining a variant polynucleotide encoding a phytase and for obtaining a phytase with thermostability or thermotolerant at high or low temperatures.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: November 2, 2010
    Assignee: Verenium Corporation
    Inventors: Jay M. Short, Kevin A. Gray, Nelson R. Barton, James B. Garrett, Eileen O'Donoghue, Dan E. Robertson
  • Publication number: 20100267110
    Abstract: The invention provides laccases, polynucleotides encoding these enzymes, the methods of making and using these polynucleotides and polypeptides.
    Type: Application
    Filed: April 21, 2010
    Publication date: October 21, 2010
    Applicant: VERENIUM CORPORATION
    Inventors: Tim Hitchman, Dan E. Robertson, Masao Hiraiwa, Yoko Phillips, Kevin A. Gray
  • Patent number: 7816108
    Abstract: The invention relates to uses of polypeptides having amylase activity, nucleic acids encoding them, and methods for making and using them. For example, in one aspect, the invention provides methods for making alcohol using polypeptides of the invention. In one aspect, the polypeptides having amylase activity have increased activity and stability at acidic, neutral and alkaline pH and increased temperature. In one aspect, the invention provides methods for producing an alcohol, for producing a high-maltose or a high-glucose syrup or a mixed syrup, for liquifying a starch-comprising composition, for hydrolyzing a starch, comprising use of polypeptides of the invention, or polypeptides encoded by the nucleic acids of this invention.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: October 19, 2010
    Assignee: Syngenta Participations AG
    Inventors: Walter Callen, Toby Richardson, Gerhard Frey, Jay M. Short, Eric J. Mathur, Kevin A. Gray, Janne S. Kerovuo, Malgorzata Slupska
  • Publication number: 20100221779
    Abstract: The invention provides isolated and recombinant phytase enzymes. In one aspect, the phytases are produced by modification of the wild type appA of E. coli. The enzyme can be produced from recombinant host cells. The phytases of the invention can be used to aid in the digestion of phytate where desired. In particular, the phytases of the invention can be used in foodstuffs to improve the feeding value of phytate rich ingredients. The phytases of the invention can be thermotolerant and/or thermostable. Also provided are methods for obtaining a variant polynucleotide encoding a phytase and for obtaining a phytase with thermostability or thermotolerant at high or low temperatures.
    Type: Application
    Filed: May 12, 2010
    Publication date: September 2, 2010
    Applicant: VERENIUM CORPORATION
    Inventors: JAY M. SHORT, KEVIN A. GRAY, NELSON R. BARTON, JAMES B. GARRETT, EILEEN O'DONOGHUE, DAN E. ROBERTSON
  • Publication number: 20100219262
    Abstract: A fragrance product is disclosed including a container containing liquid fragrance and a dispenser assembly for dispensing the liquid fragrance including a transport assembly and a tube connected to the transport assembly and extending into the liquid fragrance. The tube and the liquid fragrance each have a refractive index, and the difference between the refractive index of the tube and the liquid fragrance is not greater than about 0.04.
    Type: Application
    Filed: April 23, 2010
    Publication date: September 2, 2010
    Applicant: MeadWestvaco Corp.
    Inventors: James Thomson, Julia DiCorleto Gibson, John Boyle, Kevin Gray
  • Patent number: 7785855
    Abstract: The invention relates to nucleic acids encoding polypeptides having amylase activity, and methods for making and using them. In one aspect, the polypeptides having amylase activity have increased activity and stability at acidic, neutral and alkaline pH and increased temperature. In one aspect, the invention provides methods for producing an alcohol, for producing a high-maltose or a high-glucose syrup or a mixed syrup, for liquifying a starch-comprising composition, comprising use of polypeptides encoded by the nucleic acids of this invention.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: August 31, 2010
    Assignee: Syngenta Participations AG
    Inventors: Walter Callen, Toby Richardson, Gerhard Frey, Jay M. Short, Eric J. Mathur, Kevin A. Gray, Janne S. Kerovuo, Malgorzata Slupska
  • Patent number: 7781201
    Abstract: This invention relates generally to polypeptides and peptides having an amylase activity, e.g., enzymes, polynucleotides encoding the enzymes, the use of such polypeptides and peptides. In one aspect, the polypeptides having amylase activity have increased activity and stability at acidic, neutral and alkaline pH and increased temperature. In one aspect, the invention provides methods for producing an alcohol, for producing a high-maltose or a high-glucose syrup or a mixed syrup, for liquifying a starch-comprising composition, comprising use of polypeptides having amylase activity of the invention.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: August 24, 2010
    Assignee: Syngenta Participations AG
    Inventors: Walter Callen, Toby Richardson, Gerhard Frey, Jay M. Short, Eric J. Mathur, Kevin A. Gray, Janne S. Kerovuo, Malgorzata Slupska
  • Patent number: 7759093
    Abstract: In one aspect, the invention is directed to polypeptides having an amylase activity, polynucleotides encoding the polypeptides, and methods for making and using these polynucleotides and polypeptides. In one aspect, the polypeptides of the invention can be used as amylases, for example, alpha amylases, to catalyze the hydrolysis of starch into sugars. In one aspect, the invention provides delayed release compositions comprising an desired ingredient coated by a latex polymer coating.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: July 20, 2010
    Assignee: Verenium Corporation
    Inventors: Walter Callen, Toby Richardson, Gerhard Frey, Kevin Gray, Janne S. Kerovuo, Malgorzata Slupska, Nelson Barton, Eileen O'Donoghue, Carl Miller
  • Patent number: 7741092
    Abstract: In one aspect, the invention is directed to polypeptides having an amylase activity, polynucleotides encoding the polypeptides, and methods for making and using these polynucleotides and polypeptides. The polypeptides of the invention can be used as amylases to catalyze the hydrolysis of starch into sugars.
    Type: Grant
    Filed: October 15, 2003
    Date of Patent: June 22, 2010
    Assignee: Verenium Corporation
    Inventors: Kevin A. Gray, Nahla Aboushadi, James B. Garrett
  • Patent number: 7741089
    Abstract: The invention provides laccases, polynucleotides encoding these enzymes, the use of such polynucleotides and polypeptides. In one aspect, the invention relates to the enzymatic production of nootkatone by way of the conversion of valencene using proteins having a laccase activity, e.g., a novel laccase of the invention. In one aspect, the invention provides methods of depolymerizing lignin, e.g., in a pulp or paper manufacturing process, using a polypeptide of the invention. In another aspect, the invention provides methods for oxidizing products that can be mediators of laccase-catalyzed oxidation reactions, e.g., 2,2-azinobis-(3-ethylbenzthiazoline-6-sulfonate) (ABTS), 1-hydroxybenzotriazole (HBT), 2,2,6,6-tetramethylpiperidin-1-yloxy (TEMPO), dimethoxyphenol, and the like.
    Type: Grant
    Filed: August 11, 2004
    Date of Patent: June 22, 2010
    Assignee: Verenium Corporation
    Inventors: Tim Hitchman, Dan E. Robertson, Masao Hiraiwa, Yoko Phillips, Kevin A. Gray
  • Patent number: 7722819
    Abstract: A fragrance product is disclosed including a container containing liquid fragrance and a dispenser assembly for dispensing the liquid fragrance including a transport assembly and a tube connected to the transport assembly and extending into the liquid fragrance. The tube and the liquid fragrance each have a refractive index, and the difference between the refractive index of the tube and the liquid fragrance is not greater than about 0.04.
    Type: Grant
    Filed: October 11, 2005
    Date of Patent: May 25, 2010
    Assignee: MeadWestvaco Calmar, Inc.
    Inventors: James Thomson, Julia DiCorleto Gibson, John Boyle, Kevin Gray
  • Patent number: 7718132
    Abstract: A fragrance product is disclosed including a container containing liquid fragrance and a dispenser assembly for dispensing the liquid fragrance including a transport assembly and a tube connected to the transport assembly and extending into the liquid fragrance. The tube and the liquid fragrance each have a refractive index, and the difference between the refractive index of the tube and the liquid fragrance is not greater than about 0.04.
    Type: Grant
    Filed: October 9, 2006
    Date of Patent: May 18, 2010
    Assignee: MeadWestvaco Calmar, Inc.
    Inventors: James Thomson, Julia DiCorleto Gibson, John Boyle, Kevin Gray
  • Patent number: 7712523
    Abstract: A torque head for gripping tubular members, in at least some aspects, has a housing, grip mechanism secured within the housing, the grip mechanism for selectively gripping a tubular member, the grip mechanism including at least one jaw selectively movable toward and away from a portion of a tubular member within the housing, the at least one jaw having mounted thereon slip apparatus for engaging the portion of the tubular member, the slip apparatus including die apparatus movably mounted to the at least one jaw, the die apparatus movable with respect to the at least one jaw so that relative movement of the tubular with respect to the torque head is possible to the extent that the die apparatus is movable.
    Type: Grant
    Filed: March 14, 2003
    Date of Patent: May 11, 2010
    Assignee: Weatherford/Lamb, Inc.
    Inventors: Randy Gene Snider, David Shahin, Jim Allen, Kevin Gray, Gary Thompson
  • Publication number: 20100112666
    Abstract: The invention relates to haloalkane dehalogenases and to polynucleotides encoding the haloalkane dehalogenases. In addition methods of designing new dehalogenases and method of use thereof are also provided. The dehalogenases have increased activity and stability at increased pH and temperature.
    Type: Application
    Filed: January 7, 2010
    Publication date: May 6, 2010
    Applicant: VERENIUM CORPORATION
    Inventors: Jay M. Short, Toby Richardson, Dan E. Robertson, Kevin A. Gray
  • Patent number: 7671189
    Abstract: The invention relates to haloalkane dehalogenases and to polynucleotides encoding the haloalkane dehalogenases. In addition methods of designing new dehalogenases and method of use thereof are also provided. The dehalogenases have increased activity and stability at increased pH and temperature.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: March 2, 2010
    Assignee: Verenium Corporation
    Inventors: Jay M. Short, Toby Richardson, Dan E. Robertson, Kevin A. Gray
  • Publication number: 20100047392
    Abstract: The invention relates to alpha amylases and to polynucleotides and polypeptides encoding the alpha amylases. In addition, methods of using the alpha amylases are also provided. The alpha amylases have increased activity and stability at acidic, neutral and alkaline pH and at increased temperatures.
    Type: Application
    Filed: September 25, 2009
    Publication date: February 25, 2010
    Applicant: Verenium Corporation
    Inventors: Walter Callen, Toby Richardson, Gerhard Frey, Jay M. Short, Eric J. Mathur, Kevin A. Gray, Janne S. Kerovuo, Malgorzata Slupska
  • Publication number: 20100021988
    Abstract: The invention is directed to polypeptides having pectate lyase (pectinase) activity, polynucleotides encoding the polypeptides, and methods for making and using these polynucleotides and polypeptides. The polypeptides of the invention can be used as pectate lyases to catalyze the beta-elimination or hydrolysis of pectin and/or polygalacturonic acid, such as 1,4-linked alpha-D-galacturonic acid. The invention provides methods of treating fibers, fabrics or any pectate- or polygalacturonic acid-comprising material using one or more pectate lyases of the invention.
    Type: Application
    Filed: July 8, 2009
    Publication date: January 28, 2010
    Applicant: Verenium Corporation
    Inventors: Janne Kerovuo, Arne Solbak, Kevin Gray, Ryan McCann, Shalaka Purohit, Joel Gerendash, Giselle Janssen, Samun Dahod
  • Publication number: 20090300365
    Abstract: A method and system are provided to authenticate a software stored on a computing device such as vehicle diagnostic tool. The system generates and stores encrypted information such as a memory media and the media access control address of the vehicle diagnostic tool. The encrypted information can be sent to an authentication server which returns encrypted authentication information that is used to validate the software for a period of time.
    Type: Application
    Filed: May 30, 2008
    Publication date: December 3, 2009
    Inventors: Robert Karmes, Kevin Gray, Scott Morris