Patents by Inventor Jessica Mcelvain

Jessica Mcelvain 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).

  • Polypeptides with ketol-acid reductoisomerase activity
    Patent number: 10174345
    Abstract: Polypeptides having ketol-acid reductoisomerase activity are provided. Also disclosed are recombinant host cells comprising isobutanol biosynthetic pathways employing such polypeptides. Methods for producing isobutanol employing host cells comprising the polypeptides having ketol-acid reductoisomerase activity are also disclosed.
    Type: Grant
    Filed: October 27, 2016
    Date of Patent: January 8, 2019
    Assignee: Butamax Advanced Biofuels LLC
    Inventors: Yougen Li, Jessica McElvain, Steven Cary Rothman
  • Host cells and methods for production of isobutanol
    Patent number: 9790521
    Abstract: Provided herein are recombinant yeast host cells and methods for their use for production of isobutanol. Yeast host cells provided comprise an isobutanol biosynthetic pathway and at least one of reduced or eliminated aldehyde dehydrogenase activity, reduced or eliminated acetolactate reductase activity; or a heterologous polynucleotide encoding a polypeptide having ketol-acid reductoisomerase activity.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: October 17, 2017
    Assignee: Butamax Advanced Biofuels LLC
    Inventors: Larry Cameron Anthony, Hongxian He, Lixuan Lisa Huang, Daniel P. Okeefe, Arthur Leo Kruckeberg, Yougen Li, Lori Ann Maggio-Hall, Jessica McElvain, Mark J. Nelson, Ranjan Patnaik, Steven Cary Rothman
  • Host Cells and Methods for Production of Isobutanol
    Publication number: 20170275652
    Abstract: Provided herein are recombinant yeast host cells and methods for their use for production of isobutanol. Yeast host cells provided comprise an isobutanol biosynthetic pathway and at least one of reduced or eliminated aldehyde dehydrogenase activity, reduced or eliminated acetolactate reductase activity; or a heterologous polynucleotide encoding a polypeptide having ketol-acid reductoisomerase activity.
    Type: Application
    Filed: April 3, 2017
    Publication date: September 28, 2017
    Inventors: Larry Cameron Anthony, Hongxian HE, Lixuan Lisa HUANG, Daniel P. O'KEEFE, Arthur Leo KRUCKBERG, Yougen LI, Lori Ann MAGGIO-HALL, Jessica MCELVAIN, Mark J. NELSON, Ranjan PATNAIK, Steven Cary ROTHMAN
  • Polypeptides with Ketol-Acid Reductoisomerase Activity
    Publication number: 20170044578
    Abstract: Polypeptides having ketol-acid reductoisomerase activity are provided. Also disclosed are recombinant host cells comprising isobutanol biosynthetic pathways employing such polypeptides. Methods for producing isobutanol employing host cells comprising the polypeptides having ketol-acid reductoisomerase activity are also disclosed.
    Type: Application
    Filed: October 27, 2016
    Publication date: February 16, 2017
    Inventors: Yougen Li, Jessica McElvain, Steven Cary Rothman
  • Polypeptides with ketol-acid reductoisomerase activity
    Patent number: 9512408
    Abstract: Polypeptides having ketol-acid reductoisomerase activity are provided. Also disclosed are recombinant host cells comprising isobutanol biosynthetic pathways employing such polypeptides. Methods for producing isobutanol employing host cells comprising the polypeptides having ketol-acid reductoisomerase activity are also disclosed.
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: December 6, 2016
    Assignee: Butamax Advanced Biofuels LLC
    Inventors: Yougen Li, Jessica McElvain, Steven Cary Rothman
  • Host cells and methods for production of isobutanol
    Patent number: 9422581
    Abstract: Provided herein are recombinant yeast host cells and methods for their use for production of isobutanol. Yeast host cells provided comprise an isobutanol biosynthetic pathway and at least one of reduced or eliminated aldehyde dehydrogenase activity, reduced or eliminated acetolactate reductase activity; or a heterologous polynucleotide encoding a polypeptide having ketol-acid reductoisomerase activity.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: August 23, 2016
    Assignee: Butamax Advanced Biofuels LLC
    Inventors: Larry Cameron Anthony, Hongxian He, Lixuan Lisa Huang, Daniel P. Okeefe, Arthur Leo Kruckeberg, Yougen Li, Lori Ann Maggio-Hall, Jessica McElvain, Mark J. Nelson, Ranjan Patnaik, Steven Cary Rothman
  • Host cells and methods for production of isobutanol
    Patent number: 9422582
    Abstract: Provided herein are recombinant yeast host cells and methods for their use for production of isobutanol. Yeast host cells provided comprise an isobutanol biosynthetic pathway and at least one of reduced or eliminated aldehyde dehydrogenase activity, reduced or eliminated acetolactate reductase activity; or a heterologous polynucleotide encoding a polypeptide having ketol-acid reductoisomerase activity.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: August 23, 2016
    Assignee: Butamax Advanced Biofuels LLC
    Inventors: Larry Cameron Anthony, Hongxian He, Lixuan Lisa Huang, Daniel P. Okeefe, Arthur Leo Kruckeberg, Yougen Li, Lori Ann Maggio-Hall, Jessica McElvain, Mark J. Nelson, Ranjan Patnaik, Steven Cary Rothman
  • Keto-isovalerate decarboxylase enzymes and methods of use thereof
    Patent number: 9238828
    Abstract: Provided herein are polypeptides and polynucleotides encoding such polypeptides which have ketoisovalerate decarboxylase activity. Also provided are recombinant host cells comprising such polypeptides and polynucleotides and methods of use thereof.
    Type: Grant
    Filed: July 27, 2012
    Date of Patent: January 19, 2016
    Assignee: Butamax Advanced Biofuels LLC
    Inventors: Jessica McElvain, Daniel P O'Keefe, Brian James Paul, Mark S Payne, Steven Cary Rothman, Hongxian He
  • Polypeptides with Ketol-Acid Reductoisomerase Activity
    Publication number: 20140093930
    Abstract: Polypeptides having ketol-acid reductoisomerase activity are provided. Also disclosed are recombinant host cells comprising isobutanol biosynthetic pathways employing such polypeptides. Methods for producing isobutanol employing host cells comprising the polypeptides having ketol-acid reductoisomerase activity are also disclosed.
    Type: Application
    Filed: September 26, 2013
    Publication date: April 3, 2014
    Applicant: ButamaxTM Advanced Biofuels LLC
    Inventors: Yougen Li, Jessica McElvain, Steven Cary Rothman
  • KETO-ISOVALERATE DECARBOXYLASE ENZYMES AND METHODS OF USE THEREOF
    Publication number: 20130203138
    Abstract: Provided herein are polypeptides and polynucleotides encoding such polypeptides which have ketoisovalerate decarboxylase activity. Also provided are recombinant host cells comprising such polypeptides and polynucleotides and methods of use thereof.
    Type: Application
    Filed: July 27, 2012
    Publication date: August 8, 2013
    Applicant: BUTAMAX(TM) ADVANCED BIOFUELS LLC
    Inventors: Jessica McElvain, Daniel P. Okeefe, Brian James Paul, Mark S. Payne, Steven Cary Rothman, Hongxian He
  • HOST CELLS AND METHODS FOR PRODUCTION OF ISOBUTANOL
    Publication number: 20130071898
    Abstract: Provided herein are recombinant yeast host cells and methods for their use for production of isobutanol. Yeast host cells provided comprise an isobutanol biosynthetic pathway and at least one of reduced or eliminated aldehyde dehydrogenase activity, reduced or eliminated acetolactate reductase activity; or a heterologous polynucleotide encoding a polypeptide having ketol-acid reductoisomerase activity.
    Type: Application
    Filed: March 23, 2012
    Publication date: March 21, 2013
    Applicant: Butamax(TM) Advanced Biofuels LLC
    Inventors: LARRY CAMERON ANTHONY, Hongxian He, Lixuan Lisa Huang, Daniel P. Okeefe, Arthur Leo Kruckeberg, Yougen Li, Lori Ann Maggio-Hall, Jessica Mcelvain, Mark J. Nelson, Ranjan Patnaik, Steven Cary Rothman