Patents by Inventor Craig A. Weaver

Craig A. Weaver 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: 9408404
    Abstract: Disclosed are methods of preparing high-quality polyunsaturated fatty acid-containing lipids from a lipid-containing material that include enzymatic treatment of components of the material and/or pressure disruption of the material. Lipid-containing materials include biomass, such as microorganisms. The invention further includes products containing the lipid compositions, such as dietary supplements, food products, pharmaceutical formulations, humanized animal milk, and infant formula.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: August 9, 2016
    Assignee: DSM IP Assets B.V.
    Inventors: Craig A. Weaver, Joseph M. Kobzeff, Paul W. Behrens, Jaouad Fichtali, Rebecca M. Bell
  • Patent number: 9175293
    Abstract: The invention relates to the field of recombinant DNA technology for the production of chondroitin, including the production of chondroitin sulfate via a combination of recombinant bacterial fermentation and post-fermentation sulfation.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: November 3, 2015
    Assignee: Seikagaku Corporation
    Inventors: Daniel H. Doherty, Craig A. Weaver, Kentaro Miyamoto, Toshikazu Minamisawa
  • Patent number: 9101151
    Abstract: A high-quality lipid composition is disclosed having low oxidative deterioration such as measured by low anisidine values. Also disclosed are methods of preparing the same from a lipid-containing material that include enzymatic degradation of protein and/or carbohydrate components of the material. Lipid-containing materials include biomass, such as microorganisms. The invention further includes products containing the lipid compositions, such as dietary supplements, food products, pharmaceutical formulations, humanized animal milk, and infant formula.
    Type: Grant
    Filed: May 5, 2003
    Date of Patent: August 11, 2015
    Assignee: DSM IP Assets B.V.
    Inventors: Joseph M. Kobzeff, Craig A. Weaver
  • Publication number: 20150090308
    Abstract: A walker assembly to assist a person in moving from a seated position to a standing position, including a frame having a base, the base being configured to support the walker assembly on a support surface and including a pair of opposed side members, and at least one stabilizer slidably received in one of the pair of opposed side members so that the at least one stabilizer is movable between a first position in which a distal end of the at least one stabilizer is disposed above the support surface and a second position in which the distal end of the stabilizer contacts the support surface.
    Type: Application
    Filed: September 27, 2013
    Publication date: April 2, 2015
    Inventors: Remco Bos, Craig Weaver
  • Patent number: 8859855
    Abstract: Disclosed are chimeric polyunsaturated fatty acid (PUFA) olyketide synthase (PKS) proteins and chimeric PUFA PKS systems, including chimeric PUFA PKS proteins and systems derived from Schizochytrium and Thraustochytrium. Disclosed are nucleic acids and proteins encoding such chimeric PUFA PKS proteins and systems, genetically modified organisms comprising such chimeric PUFA PKS proteins and systems, and methods of making and using such chimeric PUFA PKS proteins and systems.
    Type: Grant
    Filed: October 2, 2012
    Date of Patent: October 14, 2014
    Assignee: DSM IP Assets B.V.
    Inventors: Craig A. Weaver, Ross Zirkle, Daniel H. Doherty, James G. Metz
  • Publication number: 20140296505
    Abstract: The invention relates to the field of recombinant DNA technology for the production of chondroitin, including the production of chondroitin sulfate via a combination of recombinant bacterial fermentation and post-fermentation sulfation.
    Type: Application
    Filed: February 20, 2014
    Publication date: October 2, 2014
    Applicants: Seikagaku Corporation, DSM IP ASSETS B.V.
    Inventors: Daniel H. DOHERTY, Craig A. WEAVER, Kentaro MIYAMOTO, Toshikazu MINAMISAWA
  • Patent number: 8697398
    Abstract: The invention relates to the field of recombinant DNA technology for the production of chondroitin, including the production of chondroitin sulfate via a combination of recombinant bacterial fermentation and post-fermentation sulfation.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: April 15, 2014
    Assignees: DSM IP Assets B.V., Seikagaku Corporation
    Inventors: Daniel H. Doherty, Craig A. Weaver, Kentaro Miyamoto, Toshikazu Minamisawa
  • Patent number: 8309796
    Abstract: Disclosed are chimeric polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) proteins and chimeric PUFA PKS systems, including chimeric PUFA PKS proteins and systems derived from Schizochytrium and Thraustochytrium. Disclosed are nucleic acids and proteins encoding such chimeric PUFA PKS proteins and systems, genetically modified organisms comprising such chimeric PUFA PKS proteins and systems, and methods of making and using such chimeric PUFA PKS proteins and systems.
    Type: Grant
    Filed: June 27, 2011
    Date of Patent: November 13, 2012
    Assignee: DSM IP Assets B.V.
    Inventors: Craig A. Weaver, Ross Zirkle, Daniel H. Doherty, James G. Metz
  • Publication number: 20120021470
    Abstract: Disclosed are chimeric polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) proteins and chimeric PUFA PKS systems, including chimeric PUFA PKS proteins and systems derived from Schizochytrium and Thraustochytrium. Disclosed are nucleic acids and proteins encoding such chimeric PUFA PKS proteins and systems, genetically modified organisms comprising such chimeric PUFA PKS proteins and systems, and methods of making and using such chimeric PUFA PKS proteins and systems.
    Type: Application
    Filed: June 27, 2011
    Publication date: January 26, 2012
    Applicant: Martek Biosciences Corporation
    Inventors: Craig A. WEAVER, Ross Zirkle, Daniel H. Doherty, James G. Metz
  • Publication number: 20110244520
    Abstract: The invention relates to the field of recombinant DNA technology for the production of chondroitin, including the production of chondroitin sulfate via a combination of recombinant bacterial fermentation and post-fermentation sulfation.
    Type: Application
    Filed: March 1, 2011
    Publication date: October 6, 2011
    Inventors: Daniel H. Doherty, Craig A. Weaver, Kentaro Miyamoto, Toshikazu Minamisawa
  • Patent number: 8003772
    Abstract: Disclosed are chimeric polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) proteins and chimeric PUFA PKS systems, including chimeric PUFA PKS proteins and systems derived from Schizochytrium and Thraustochytrium. Disclosed are nucleic acids and proteins encoding such chimeric PUFA PKS proteins and systems, genetically modified organisms comprising such chimeric PUFA PKS proteins and systems, and methods of making and using such chimeric PUFA PKS proteins and systems.
    Type: Grant
    Filed: May 16, 2007
    Date of Patent: August 23, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, Daniel H. Doherty, James G. Metz
  • Publication number: 20110167508
    Abstract: The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.
    Type: Application
    Filed: October 14, 2010
    Publication date: July 7, 2011
    Applicant: MARTEK BIOSCIENCES CORPORATION
    Inventors: JAMES G. METZ, CRAIG A. WEAVER, WILLIAM R. BARCLAY, JAMES H. FLATT
  • Patent number: 7939716
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: May 10, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Patent number: 7906706
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: March 15, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Patent number: 7902427
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: March 21, 2007
    Date of Patent: March 8, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Patent number: 7897391
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: March 1, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Patent number: 7897392
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: March 1, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Patent number: 7897393
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: March 1, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Patent number: 7879608
    Abstract: Disclosed are the complete polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems from the bacterial microorganisms Shewanella japonica and Shewanella olleyana, and biologically active fragments and homologues thereof. More particularly, this invention relates to nucleic acids encoding such PUFA PKS systems, to proteins and domains thereof that comprise such PUFA PKS systems, to genetically modified organisms (plants and microorganisms) comprising such PUFA PKS systems, and to methods of making and using the PUFA PKS systems disclosed herein. This invention also relates to genetically modified plants and microorganisms and methods to efficiently produce lipids enriched in various polyunsaturated fatty acids (PUFAs) as well as other bioactive molecules by manipulation of a PUFA polyketide synthase (PKS) system.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: February 1, 2011
    Assignee: Martek Biosciences Corporation
    Inventors: Craig A. Weaver, Ross Zirkle, James G. Metz
  • Publication number: 20100330039
    Abstract: Disclosed are a fatty acid synthase (FAS) from Schizochytrium, biologically active fragments and homologues thereof, a nucleic acid sequence encoding such FAS, fragments and homologues thereof, the gene encoding Schizochytrium FAS, host cells and organisms that recombinantly express the FAS, host cells and organisms in which the expression and/or activity of the endogenous FAS has been attenuated, and various methods for making and using any of these proteins, nucleic acid molecules, genes, host cells or organisms.
    Type: Application
    Filed: September 7, 2010
    Publication date: December 30, 2010
    Applicant: Martek Biosciences Corporation
    Inventors: James G. METZ, Craig A. WEAVER, Jerry KUNER