Patents by Inventor Kristen Jean Vallieu

Kristen Jean Vallieu 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: 11959108
    Abstract: The present invention provides engineered protease polypeptides and compositions thereof. The engineered protease polypeptides have been optimized to provide improved activity, improved thermostability, protease stability, autolytic stability, and stability under a range of pH conditions, including acidic (pH<7) and basic (pH>7) conditions. The invention also relates to the use of the compositions comprising the engineered protease polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered protease polypeptides, as well as methods for making the engineered polynucleotides and protease polypeptides.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: April 16, 2024
    Assignees: Codexis, Inc., Societe des Produits Nestle S.A.
    Inventors: Chinping Chng, Nikki Dellas, Ravi David Garcia, Moulay Hicham Alaoui Ismaili, Kristen Jean Vallieu, Kerryn McCluskie
  • Publication number: 20240018504
    Abstract: The present invention provides engineered leucine decarboxylase (LDC) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered leucine decarboxylase (LDC) polypeptides. In some embodiments, the engineered LDC polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis, and/or increased tolerance to low pH environments. In some embodiments, the engineered LDC polypeptides are optimized to provide improved storage stability. The present invention also provides methods for the use of the compositions comprising the engineered LDC polypeptides for therapeutic and industrial purposes.
    Type: Application
    Filed: August 2, 2023
    Publication date: January 18, 2024
    Inventors: Joyce Liu, Leann Quertinmont Teadt, Nikki Dellas, Stephan Jenne, Faye Loan Du, Kristen Jean Vallieu, Kerryn McCluskie
  • Publication number: 20230277635
    Abstract: The present invention provides engineered leucine decarboxylase (LDC) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered leucine decarboxylase polypeptides. In some embodiments, the engineered leucine decarboxylase polypeptides display enhanced catalytic activity, as well as reduced sensitivity to proteolysis, and/or increased tolerance to low pH environments. In some embodiments, the engineered leucine decarboxylase polypeptides are optimized to provide improved storage stability. The present invention also provides methods for the use of the compositions comprising the engineered leucine decarboxylase polypeptides for therapeutic and industrial purposes.
    Type: Application
    Filed: November 1, 2022
    Publication date: September 7, 2023
    Inventors: Jonathan Benjamin Asfaha, Subhamoy Das, Faye Loan Du, Stephan Jenne, Nikki D. Kruse, Joyce Liu, Kerryn McCluskie, Roasa Mehmood, Adam P. Silverman, Kristen Jean Vallieu
  • Publication number: 20220403362
    Abstract: The present invention provides engineered methionine gamma lyase polypeptides and compositions thereof. The engineered methionine gamma lyase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH<7) conditions. The present invention also relates to the use of the compositions comprising the engineered methionine gamma lyase polypeptides for therapeutic purposes.
    Type: Application
    Filed: May 19, 2022
    Publication date: December 22, 2022
    Inventors: Kierra Aleece Franklin, Stephanie Sue Galanie, Gjalt W. Huisman, Nikki D. Kruse, Kerryn McCluskie, Vesna Mitchell, Leann Quertinmont Teadt, Kristen Jean Vallieu
  • Publication number: 20220356458
    Abstract: The present invention provides engineered human alpha-galactosidase polypeptides and compositions thereof. The engineered human alpha-galactosidase polypeptides have been optimized to provide improved thermostability, serum stability, improved cellular uptake, stability under both acidic (pH<4) and basic (pH>7) conditions, reduced immunogenicity, and improved globotriaosylceramide removal from cells. The invention also relates to the use of the compositions comprising the engineered human alpha-galactosidase polypeptides for therapeutic purposes.
    Type: Application
    Filed: July 22, 2022
    Publication date: November 10, 2022
    Inventors: William Casey Hallows, Kristen Jean Vallieu, Nikki Dellas, Yu Zhu, Judy Victoria Antonio Viduya, Chinping Chng, Antoinette Sero, Gjalt W. Huisman, Rachel Cathleen Botham, Moulay Hicham Alaoui Ismaili
  • Patent number: 11427813
    Abstract: The present invention provides engineered human alpha-galactosidase polypeptides and compositions thereof. The engineered human alpha-galactosidase polypeptides have been optimized to provide improved thermostability, serum stability, improved cellular uptake, stability under both acidic (pH<4) and basic (pH>7) conditions, reduced immunogenicity, and improved globotriaosylceramide removal from cells. The invention also relates to the use of the compositions comprising the engineered human alpha-galactosidase polypeptides for therapeutic purposes.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: August 30, 2022
    Assignee: Codexis, Inc.
    Inventors: William Casey Hallows, Kristen Jean Vallieu, Nikki Dellas, Yu Zhu, Judy Victoria Antonio Viduya, Chinping Chng, Antoinette Sero, Gjalt W. Huisman, Rachel Cathleen Botham, Moulay Hicham Alaoui Ismaili
  • Publication number: 20220090039
    Abstract: The present invention provides engineered protease polypeptides and compositions thereof. The engineered protease polypeptides have been optimized to provide improved activity, improved thermostability, protease stability, autolytic stability, and stability under a range of pH conditions, including acidic (pH<7) and basic (pH>7) conditions. The invention also relates to the use of the compositions comprising the engineered protease polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered protease polypeptides, as well as methods for making the engineered polynucleotides and protease polypeptides.
    Type: Application
    Filed: August 27, 2021
    Publication date: March 24, 2022
    Inventors: Chinping Chng, Nikki Dellas, Ravi David Garcia, Moulay Hicham Alaoui Ismaili, Kristen Jean Vallieu, Kerryn McCluskie
  • Publication number: 20210269789
    Abstract: The present invention provides engineered branched chain ketoacid decarboxylase (KdcA) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered branched chain ketoacid decarboxylase (KdcA) polypeptides. In some embodiments, the engineered KdcA polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis and increased tolerance to storage at elevated temperatures. The present invention also provides methods for the use of the compositions comprising the engineered KdcA polypeptides for therapeutic and industrial purposes.
    Type: Application
    Filed: June 27, 2019
    Publication date: September 2, 2021
    Inventors: Xiang Yi, Nikki Dellas, James Nicholas Riggins, Chinping Chng, Nicholas J. Agard, Kristen Jean Vallieu, Gjalt W. Huisman
  • Publication number: 20210269787
    Abstract: The present invention provides engineered human alpha-galactosidase polypeptides and compositions thereof. The engineered human alpha-galactosidase polypeptides have been optimized to provide improved thermostability, serum stability, improved cellular uptake, stability under both acidic (pH<4) and basic (pH>7) conditions, reduced immunogenicity, and improved globotriaosylceramide removal from cells. The invention also relates to the use of the compositions comprising the engineered human alpha-galactosidase polypeptides for therapeutic purposes.
    Type: Application
    Filed: February 26, 2021
    Publication date: September 2, 2021
    Inventors: William Casey Hallows, Nikki Dellas, Yu Zhu, Judy Victoria Antonio Viduya, Chinping Chng, Antoinette Sero, Rachel Cathleen Botham, David William Homan, Moulay Hicham Alaoui Ismaili, Jonathan Vroom, Adam P. Silverman, Kristen Jean Vallieu, Charu Shukla Reddy, Kerryn McCluskie
  • Publication number: 20210238575
    Abstract: The present invention provides engineered leucine decarboxylase (LDC) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered leucine decarboxylase (LDC) polypeptides. In some embodiments, the engineered LDC polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis, and/or increased tolerance to low pH environments. In some embodiments, the engineered LDC polypeptides are optimized to provide improved storage stability. The present invention also provides methods for the use of the compositions comprising the engineered LDC polypeptides for therapeutic and industrial purposes.
    Type: Application
    Filed: February 3, 2021
    Publication date: August 5, 2021
    Inventors: Joyce Liu, Leann Quertinmont Teadt, Nikki Dellas, Stephan Jenne, Faye Loan Du, Kristen Jean Vallieu, Kerryn McCluskie
  • Publication number: 20210062168
    Abstract: The present invention provides engineered lipase polypeptides and compositions thereof. The engineered lipase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH<7) and basic (pH>7) conditions. The invention also relates to the use of the compositions comprising the engineered lipase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered lipase polypeptides, as well as methods for making the engineered polynucleotides and lipase polypeptides.
    Type: Application
    Filed: August 28, 2020
    Publication date: March 4, 2021
    Inventors: Chinping Chng, William Casey Hallows, Judy Victoria Antonio Viduya, Nikki Dellas, Stephanie Sue Galanie, Kristen Jean Vallieu
  • Publication number: 20200199563
    Abstract: The present invention provides engineered human alpha-galactosidase polypeptides and compositions thereof. The engineered human alpha-galactosidase polypeptides have been optimized to provide improved thermostability, serum stability, improved cellular uptake, stability under both acidic (pH<4) and basic (pH>7) conditions, reduced immunogenicity, and improved globotriaosylceramide removal from cells. The invention also relates to the use of the compositions comprising the engineered human alpha-galactosidase polypeptides for therapeutic purposes.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 25, 2020
    Inventors: William Casey Hallows, Kristen Jean Vallieu, Nikki Dellas, Yu Zhu, Judy Victoria Antonio Viduya, Chinping Chng, Antoinette Sero, Gjalt W. Huisman, Rachel Cathleen Botham