Patents by Inventor Justin T. Stege

Justin T. Stege 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).

  • Patent number: 9234216
    Abstract: In alternative embodiments, the invention provides polypeptides having a lignocellulolytic (lignocellulosic) activity, e.g., a ligninolytic and cellulolytic activity, including, e.g., a glycosyl hydrolase, a cellulase, an endoglucanase, a cellobiohydrolase (cbhl) (e.g., an exo-cellobiohydrolase, e.g., having an “exo” activity that can processively release cellobiose units ?-1,4 glucose-glucose disaccharide), a beta-glucosidase, a xylanase, a mannanse, a xylosidase (e.g., a (?-xylosidase) and/or an arabinofuranosidase activity, polynucleotides encoding these polypeptides, and methods of making and using these polynucleotides and polypeptides. In one embodiment, the invention provides thermostable and thermotolerant forms of polypeptides of the invention. The polypeptides and nucleic acids of the invention are used in a variety of pharmaceutical, agricultural and industrial contexts; for example, as enzymes for the bioconversion of a biomass, e.g.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: January 12, 2016
    Assignee: BP Corporation North America Inc.
    Inventors: Justin T. Stege, Alexander Varvak, John Poland, Chris S. Lyon, Shaun Healey, Peter Luginbuhl
  • Publication number: 20150329880
    Abstract: The present disclosure relates to variant CBH I polypeptides that have reduced product inhibition, and compositions, e.g., cellulase compositions, comprising variant CBH I polypeptides. The variant CBH I polypeptides and related compositions can be used in variety of agricultural and industrial applications. The present disclosure further relates to nucleic acids encoding variant CBH I polypeptides and host cells that recombinantly express the variant CBH I polypeptides.
    Type: Application
    Filed: August 3, 2015
    Publication date: November 19, 2015
    Inventors: Justin T. Stege, Alexander Varvak, John Poland, Chris S. Lyon, Shaun Healey, Peter Luginbuhl
  • Patent number: 9096871
    Abstract: The present disclosure relates to variant CBH I polypeptides that have reduced product inhibition, and compositions, e.g., cellulase compositions, comprising variant CBH I polypeptides. The variant CBH I polypeptides and related compositions can be used in variety of agricultural and industrial applications. The present disclosure further relates to nucleic acids encoding variant CBH I polypeptides and host cells that recombinantly express the variant CBH I polypeptides.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: August 4, 2015
    Assignee: BP Corporation North America Inc.
    Inventors: Justin T. Stege, Alexander Varvak, John Poland, Chris S. Lyon, Shaun Healey, Peter Luginbuhl
  • Publication number: 20150010961
    Abstract: The present invention relates to a family 5 glycoside hydrolase variant having endoglucanase activity, polynucleotides encoding the family 5 glycoside hydrolase variant, vectors, host cells comprising the polynucleotides, and methods for using the family 5 glycoside hydrolase variant.
    Type: Application
    Filed: September 25, 2014
    Publication date: January 8, 2015
    Inventors: John Poland, Justin T. Stege
  • Publication number: 20140287471
    Abstract: The present disclosure relates to variant CBH I polypeptides that have reduced product inhibition, and compositions, e.g., cellulase compositions, comprising variant CBH I polypeptides. The variant CBH I polypeptides and related compositions can be used in variety of agricultural and industrial applications. The present disclosure further relates to nucleic acids encoding variant CBH I polypeptides and host cells that recombinantly express the variant CBH I polypeptides.
    Type: Application
    Filed: October 5, 2012
    Publication date: September 25, 2014
    Applicant: Bp Corporation North America Inc.
    Inventors: Sarah Richardson Hanson, Justin T. Stege, Cecilia Cheng, Peter Luginbuhl
  • Publication number: 20140223602
    Abstract: The invention provides polypeptides having a lignocellulolytic activity, e.g., a glycosyl hydrolase, a cellulase, an endoglucanase, a cellobiohydrolase, a beta-glucosidase, a xylanase, a mannanse, a xylosidase (e.g., a ?-xylosidase), an arabinofuranosidase, and/or a glucose oxidase activity, polynucleotides encoding these polypeptides, and methods of making and using these polynucleotides and polypeptides. In one aspect, the invention provides polypeptides that can enzymatically process (hydrolyze) sugarcane bagasse, i.e., for sugarcane bagasse degradation, or for biomass processing, and polynucleotides encoding these enzymes, and making and using these polynucleotides and polypeptides. In one embodiment, the invention provides thermostable and thermotolerant forms of polypeptides of the invention.
    Type: Application
    Filed: September 27, 2013
    Publication date: August 7, 2014
    Applicant: BP Corporation North America LLC
    Inventors: Cathy Chang, Justin T. Stege, Nahla M. Aboushadi, Gordana Djordjevic, Ellen G. Burke, Peter Luginbuhl, Mark Dycaico, Toby H. Richardson, John Poland, Hefner Ying, Stacy M. Miles
  • Publication number: 20140147894
    Abstract: The present disclosure relates to variant CBH I polypeptides that have reduced product inhibition, and compositions, e.g., cellulase compositions, comprising variant CBH I polypeptides. The variant CBH I polypeptides and related compositions can be used in variety of agricultural and industrial applications. The present disclosure further relates to nucleic acids encoding variant CBH I polypeptides and host cells that recombinantly express the variant CBH I polypeptides.
    Type: Application
    Filed: October 6, 2011
    Publication date: May 29, 2014
    Applicant: BP Corporation North America Inc.
    Inventors: Justin T. Stege, Alexander Varvak, John Poland, Chris S. Lyon, Shaun Healey, Peter Luginhuhl
  • Publication number: 20140004571
    Abstract: The present disclosure relates methods and compositions for pretreatment of biomass, for example to form a biomass slurry suitable for downstream processing (e.g., saccharification, fermentation, etc.). The present methods provide several advantages in industrial operations, such as better heat exchange, reduced power and water usage, and the ability to carry out reactions continuously due to the reduced requirement for cleaning reaction vessels.
    Type: Application
    Filed: December 3, 2012
    Publication date: January 2, 2014
    Applicant: BP Corporation North America Inc.
    Inventors: James B. Garrett, Justin T. Stege, William M. Lafferty, Arne I. Solbak, JR., Sarah Richardson Hanson, John Poland
  • Publication number: 20130244292
    Abstract: The present invention relates to a family 5 glycoside hydrolase variant having endoglucanase activity, polynucleotides encoding the family 5 glycoside hydrolase variant, vectors, host cells comprising the polynucleotides, and methods for using the family 5 glycoside hydrolase variant.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 19, 2013
    Applicant: BP Corporation North America Inc.
    Inventors: John Poland, Justin T. Stege
  • Publication number: 20130203128
    Abstract: In alternative embodiments, the invention provides polypeptides having a lignocellulolytic (lignocellulosic) activity, e.g., a ligninolytic and cellulolytic activity, including, e.g., a glycosyl hydrolase, a cellulase, an endoglucanase, a cellobiohydrolase (cbhl) (e.g., an exo-cellobiohydrolase, e.g., having an “exo” activity that can processively release cellobiose units ?-1,4 glucose-glucose disaccharide), a beta-glucosidase, a xylanase, a mannanse, a xylosidase (e.g., a (?-xylosidase) and/or an arabinofuranosidase activity, polynucleotides encoding these polypeptides, and methods of making and using these polynucleotides and polypeptides. In one embodiment, the invention provides thermostable and thermotolerant forms of polypeptides of the invention. The polypeptides and nucleic acids of the invention are used in a variety of pharmaceutical, agricultural and industrial contexts; for example, as enzymes for the bioconversion of a biomass, e.g.
    Type: Application
    Filed: October 6, 2011
    Publication date: August 8, 2013
    Applicant: BP Corporation North America Inc,
    Inventors: Justin T. Stege, Alexander Varvak, John Poland, Chris S. Lyon, Shaun Healey, Peter Luginbuhl
  • Patent number: 7781645
    Abstract: The invention relates to the field of plant and agricultural technology. More specifically, the invention relates to the use of zinc finger proteins and fusions of said proteins to regulate gene expression and metabolic pathways in plants.
    Type: Grant
    Filed: May 27, 2008
    Date of Patent: August 24, 2010
    Assignees: Syngenta Participations AG, The Scripps Research Institute
    Inventors: Carlos F. Barbas, III, Justin T. Stege, Xueni Guan, Bipin Dalmia
  • Publication number: 20100189706
    Abstract: The invention provides polypeptides having a lignocellulolytic activity, e.g., a glycosyl hydrolase, a cellulase, an endoglucanase, a cellobiohydrolase, a beta-glucosidase, a xylanase, a mannanse, a xylosidase (e.g., a ?-xylosidase), an arabinofuranosidase, and/or a glucose oxidase activity, polynucleotides encoding these polypeptides, and methods of making and using these polynucleotides and polypeptides. In one aspect, the invention provides polypeptides that can enzymatically process (hydrolyze) sugarcane bagasse, i.e., for sugarcane bagasse degradation, or for biomass processing, and polynucleotides encoding these enzymes, and making and using these polynucleotides and polypeptides. In one embodiment, the invention provides thermostable and thermotolerant forms of polypeptides of the invention.
    Type: Application
    Filed: January 30, 2008
    Publication date: July 29, 2010
    Inventors: Cathy Chang, Justin T. Stege, Nahla Aboushadi, Gordana Djordjevic, Ellen Burke, Peter Luginbuhl, Mark Dycaico, Toby Richardson, John Poland, Ying Hefner, Stacy Marie Miles
  • Patent number: 7642079
    Abstract: The invention is directed to polypeptides having protease activity, polynucleotides encoding the polypeptides, and methods for making and using these polynucleotides and polypeptides. The polypeptides of the invention can be used in a variety of diagnostic, therapeutic, and industrial contexts. The polypeptides of the invention can be used as, e.g., an additive for a detergent, for processing foods and for chemical synthesis utilizing a reverse reaction.
    Type: Grant
    Filed: October 10, 2003
    Date of Patent: January 5, 2010
    Inventors: Michelle Cayouette, Connie Jo Hansen, Amy McClure, May Sun, Svetlana Gramatikova, Mark Dycaico, Nelson R. Barton, Justin T. Stege, Nahla M. Aboushadi
  • Publication number: 20090007300
    Abstract: The invention relates to the field of plant and agricultural technology. More specifically, the invention relates to the use of zinc finger proteins and fusions of said proteins to regulate gene expression and metabolic pathways in plants.
    Type: Application
    Filed: May 27, 2008
    Publication date: January 1, 2009
    Inventors: Carlos F. BARBAS, III, Justin T. Stege, Xueni Guan, Bipin Dalmia
  • Patent number: 7378510
    Abstract: The invention relates to nucleic acids encoding synthetic zinc finger proteins for gene regulation in plants. The invention also relates to methods of producing synthetic zinc finger protein in host cells.
    Type: Grant
    Filed: December 14, 2006
    Date of Patent: May 27, 2008
    Assignees: The Scripps Research Institute, Syngenta Participations AG
    Inventors: Carlos F. Barbas, III, Justin T. Stege, Xueni Guan, Bipin Dalmia
  • Patent number: 7151201
    Abstract: The invention relates to the field of plant and agricultural technology. More specifically, the invention relates to the use of zinc finger proteins and fusions of said proteins to regulate gene expression and metabolic pathways in plants.
    Type: Grant
    Filed: January 19, 2001
    Date of Patent: December 19, 2006
    Assignees: The Scripps Research Institute, Syngenta Participations AG
    Inventors: Carlos F. Barbas, III, Justin T. Stege, Xueni Guan, Bipin Dalmia
  • Publication number: 20030037355
    Abstract: The invention relates to the field of plant and agricultural technology. More specifically, the invention relates to the use of zinc finger proteins and fusions of said proteins to regulate gene expression and metabolic pathways in plants.
    Type: Application
    Filed: January 19, 2001
    Publication date: February 20, 2003
    Inventors: Carlos F. Barbas, Justin T. Stege, Xueni Guan, Bipin Dalmia