Patents by Inventor David Entwistle

David Entwistle 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: 20250250550
    Abstract: The present invention provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The invention also provides polynucleotides encoding the engineered transaminase polypeptides, host cells capable of expressing the engineered transaminases, and methods of using the engineered transaminases for the production of chiral amine compounds.
    Type: Application
    Filed: April 18, 2025
    Publication date: August 7, 2025
    Inventors: Scott J. Novick, Nikki Dellas, Oscar Alivizo, Ravi David Garcia, Charlene Ching, David Entwistle
  • Publication number: 20250236849
    Abstract: The present invention provides engineered proline hydroxylase polypeptides for the production of hydroxylated compounds, polynucleotides encoding the engineered proline hydroxylases, host cells capable of expressing the engineered proline hydroxylases, and methods of using the engineered proline hydroxylases to prepare compounds useful in the production of active pharmaceutical agents.
    Type: Application
    Filed: April 7, 2025
    Publication date: July 24, 2025
    Inventors: Jovana Nazor, Robert Osbome, Jack Liang, Jonathan Vroom, Xiyun Zhang, David Entwistle, Rama Voladri, Ravi David Garcia, Jeffrey C. Moore, Shane Grosser, Birgit Kosjek, Matthew Truppo
  • Patent number: 12297462
    Abstract: The present invention provides engineered transaminase polypeptides useful for the synthesis of chiral amine compounds under industrially relevant conditions. The invention also provides polynucleotides encoding the engineered transaminase polypeptides, host cells capable of expressing the engineered transaminases, and methods of using the engineered transaminases for the production of chiral amine compounds.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: May 13, 2025
    Assignee: Codexis, Inc.
    Inventors: Scott J. Novick, Nikki Dellas, Oscar Alvizo, Ravi David Garcia, Charlene Ching, David Entwistle
  • Patent number: 12291728
    Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: May 6, 2025
    Assignee: TATE & LYLE SOLUTIONS USA LLC
    Inventors: Jonathan Vroom, Stephanie Sue Galanie, Nikki Dellas, Jack Liang, Joyce Liu, David Entwistle, Courtney Dianne Moffett
  • Publication number: 20250137019
    Abstract: The present application provides engineered polypeptides having imine reductase activity, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides, and methods of using these engineered polypeptides with a range of ketone and amine substrate compounds to prepare secondary and tertiary amine product compounds.
    Type: Application
    Filed: December 11, 2024
    Publication date: May 1, 2025
    Inventors: Xiang Yi, Oscar Alvizo, Ravi David Garcia, David Entwistle, Charlene Ching, James Nicholas Riggins
  • Patent number: 12286648
    Abstract: The present invention provides engineered proline hydroxylase polypeptides for the production of hydroxylated compounds, polynucleotides encoding the engineered proline hydroxylases, host cells capable of expressing the engineered proline hydroxylases, and methods of using the engineered proline hydroxylases to prepare compounds useful in the production of active pharmaceutical agents.
    Type: Grant
    Filed: March 8, 2023
    Date of Patent: April 29, 2025
    Assignee: Codexis, Inc.
    Inventors: Jovana Nazor, Robert Osborne, Jack Liang, Jonathan Vroom, Xiyun Zhang, David Entwistle, Rama Voladri, Ravi David Garcia, Jeffrey C. Moore, Shane Grosser, Birgit Kosjek, Matthew Truppo
  • Patent number: 12286653
    Abstract: The present invention provides engineered carboxyesterase enzymes having improved properties as compared to a naturally occurring wild-type carboxyesterase enzymes, as well as polynucleotides encoding the engineered carboxyesterase enzymes, host cells capable of expressing the engineered carboxyesterase enzymes, and methods of using the engineered carboxyesterase enzymes in amidation reactions.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: April 29, 2025
    Assignee: Codexis, Inc.
    Inventors: Rama Voladri, David Entwistle, Christopher Michael Micklitsch, Vesna Mitchell, Nikki Dellas, Xiyun Zhang, Antoinette Sero, Brent Dorr, Douglas E. Fuerst
  • Publication number: 20250129343
    Abstract: The present application provides engineered glucose dehydrogenase polypeptides having imine reductase activity, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides, and methods of using these engineered polypeptides with a range of ketone and amine substrate compounds to prepare secondary and tertiary amine product compounds.
    Type: Application
    Filed: December 23, 2024
    Publication date: April 24, 2025
    Inventors: Xiang Yi, Oscar Alvizo, Ravi David Garcia, David Entwistle, Charlene Ching, James Nicholas Riggins, Nandhitha Subramanian
  • Patent number: 12215368
    Abstract: The present application provides engineered polypeptides having imine reductase activity, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides, and methods of using these engineered polypeptides with a range of ketone and amine substrate compounds to prepare secondary and tertiary amine product compounds.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: February 4, 2025
    Assignee: Codexis, Inc.
    Inventors: Xiang Yi, Oscar Alvizo, Ravi David Garcia, David Entwistle, Charlene Ching, James Nicholas Riggins
  • Patent number: 12215359
    Abstract: The present application provides engineered glucose dehydrogenase polypeptides having imine reductase activity, polynucleotides encoding the engineered polypeptides, host cells capable of expressing the engineered polypeptides, and methods of using these engineered polypeptides with a range of ketone and amine substrate compounds to prepare secondary and tertiary amine product compounds.
    Type: Grant
    Filed: April 23, 2020
    Date of Patent: February 4, 2025
    Assignee: Codexis, Inc.
    Inventors: Xiang Yi, Oscar Alvizo, Ravi David Garcia, David Entwistle, Charlene Ching, James Nicholas Riggins, Nandhitha Subramanian
  • Publication number: 20240318152
    Abstract: The present invention provides improved P450-BM3 variants with improved activity. In some embodiments, the P450-BM3 variants exhibit improved activity on a 1-tert-Butoxycarbonylaminocyclopentanoic acid substrate.
    Type: Application
    Filed: November 21, 2023
    Publication date: September 26, 2024
    Inventors: David Entwistle, Jason Fell, Stephan Jenne, Anders Matthew Knight, Simon Ng, Ryan D. Reeves, Zara Maxine Seibel, Jonathan Vroom
  • Publication number: 20240209406
    Abstract: The present disclosure provides enzymatic methods for the production of 3?-phosphate-nucleoside-5?-triphosphate (NQP). The present disclosure further provides enzymatic methods for the production of nucleotide-5?-triphosphates.
    Type: Application
    Filed: October 12, 2023
    Publication date: June 27, 2024
    Inventors: David Entwistle, Stephanie Marie Forget, Anders Matthew Knight, Mikayla Jianghongxia Krawczyk, Marissa Greene MacAvoy, Simon Ng, Nicholas Porter, Philip Provencher, Amani Shoubber, Leann Quertinmont Teadt, Jonathan Vroom, David Watts, Leland Ken Wong
  • Publication number: 20240209408
    Abstract: The present invention provides engineered 3?O-kinase polypeptides useful for construction of materials used in template-independent polynucleotide synthesis, as well as compositions and methods of utilizing these engineered polypeptides. The present disclosure also describes one-pot methods for conversion of a natural or modified nucleoside to a nucleoside tetraphosphate or NQP.
    Type: Application
    Filed: October 12, 2023
    Publication date: June 27, 2024
    Applicant: Codexis, Inc.
    Inventors: David Entwistle, Stephanie Marie Forgel, Anders Matthew Knight, Mikayla Krawczyk, Philip Provencher, Amani Shoubber, Jonathan Vroom, David Watts, Leland Wong
  • Publication number: 20240182876
    Abstract: The present invention provides engineered terminal deoxynucleotidyl transferase (TdT) polypeptides useful in template-independent polynucleotide synthesis, as well as compositions, methods of utilizing these engineered polypeptides, and polynucleotides encoding the engineered terminal deoxynucleotidyl transferases.
    Type: Application
    Filed: October 12, 2023
    Publication date: June 6, 2024
    Applicant: Codexis, Inc.
    Inventors: David Entwistle, Stephanie Forget, Michelle Li, Niusha Mahmoodi, Ryan Reeves, Ljubica Vojcic, Jonathan Vroom, David Watts, Leland Ken Wong
  • Patent number: 11920167
    Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: March 5, 2024
    Assignee: TATE & LYLE SOLUTIONS USA LLC
    Inventors: Jonathan Vroom, Stephanie Sue Galanie, Nikki Dellas, Jack Liang, Joyce Liu, David Entwistle, Courtney Dianne Moffett
  • Publication number: 20240026401
    Abstract: The present disclosure provides engineered transaminase polypeptides for the production of amines, polynucleotides encoding the engineered transaminases, host cells capable of expressing the engineered transaminases, and methods of using the engineered transaminases to prepare compounds useful in the production of active pharmaceutical agents.
    Type: Application
    Filed: September 17, 2021
    Publication date: January 25, 2024
    Inventors: Santhosh Sivaramakrishnan, Ericka Bermudez, Nandhitha Subramanian, David Entwistle, Stephanie Marie Forget
  • Publication number: 20240010999
    Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.
    Type: Application
    Filed: August 2, 2023
    Publication date: January 11, 2024
    Inventors: Jonathan Vroom, Stephanie Sue Galanie, Jack Liang, Joyce Liu, Nikki Dellas, Melissa Ann Mayo, David Entwistle
  • Patent number: 11760981
    Abstract: The present invention provides engineered glycosyltransferase (GT) enzymes, polypeptides having GT activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention provides engineered sucrose synthase (SuS) enzymes, polypeptides having SuS activity, and polynucleotides encoding these enzymes, as well as vectors and host cells comprising these polynucleotides and polypeptides. The present invention also provides compositions comprising the GT enzymes and methods of using the engineered GT enzymes to make products with ?-glucose linkages. The present invention further provides compositions and methods for the production of rebaudiosides (e.g., rebaudioside M, rebaudioside A, rebaudioside I, and rebaudioside D). The present invention also provides compositions comprising the SuS enzymes and methods of using them. Methods for producing GT and SuS enzymes are also provided.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: September 19, 2023
    Assignee: Codexis, Inc.
    Inventors: Jonathan Vroom, Stephanie Sue Galanie, Jack Liang, Joyce Liu, Nikki Dellas, Melissa Ann Mayo, David Entwistle
  • Publication number: 20230272354
    Abstract: The present invention provides engineered proline hydroxylase polypeptides for the production of hydroxylated compounds, polynucleotides encoding the engineered proline hydroxylases, host cells capable of expressing the engineered proline hydroxylases, and methods of using the engineered proline hydroxylases to prepare compounds useful in the production of active pharmaceutical agents.
    Type: Application
    Filed: March 8, 2023
    Publication date: August 31, 2023
    Inventors: Jovana Nazor, Robert Osborne, Jack Liang, Jonathan Vroom, Xiyun Zhang, David Entwistle, Rama Voladri, Ravi David Garcia, Jeffrey C. Moore, Shane Grosser, Birgit Kosjek, Matthew Truppo
  • Publication number: 20230159904
    Abstract: The present invention provides engineered carboxyesterase enzymes having improved properties as compared to a naturally occurring wild-type carboxyesterase enzymes, as well as polynucleotides encoding the engineered carboxyesterase enzymes, host cells capable of expressing the engineered carboxyesterase enzymes, and methods of using the engineered carboxyesterase enzymes in hydrolysis reactions.
    Type: Application
    Filed: April 6, 2021
    Publication date: May 25, 2023
    Inventors: Rama Voladri, Jessica Anna Hurtak, Auric Anthony Sowell-Kantz, Nandhitha Subramanian, Ericka Bermudez, David Entwistle, Melissa Ann Mayo, James Nicholas Riggins