Patents by Inventor Chinping Chng
Chinping Chng 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).
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Patent number: 12286655Abstract: 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: GrantFiled: July 22, 2022Date of Patent: April 29, 2025Assignee: Crosswalk Therapeutics, 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
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Publication number: 20250027061Abstract: The present invention provides engineered RNA polymerase variants and compositions comprising these variants. The present invention further provides engineered T7 RNA polymerase variants and compositions comprising these variants. These variants have been evolved for selective incorporation of the m7G(5?)ppp(5?)m7G cap analog over GTP at the initiation of in vitro transcription. The present invention also provides methods for selective capping of RNA transcripts.Type: ApplicationFiled: October 8, 2024Publication date: January 23, 2025Inventors: Mathew G. Miller, Chinping Chng, Oscar Alvizo, Melissa Ann Mayo, James Nicholas Riggins, Xiang Yi, Jonathan S. Penfield, Gjalt W. Huisman, Jared Davis, Yasushi Saotome
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Publication number: 20240409912Abstract: The present disclosure provides engineered protease polypeptides, recombinant polynucleotides encoding the engineered protease polypeptides, and uses of the engineered protease polypeptides in therapeutic applications.Type: ApplicationFiled: May 30, 2024Publication date: December 12, 2024Inventors: Chinping Chng, Ruth L. Cong, Da Duan, Brian Ferrer, Ravi David Garcia, Nikki D. Kruse, Hirdesh Kumar, Stephen Joshua Macaso Millet, Trica Windgassen, Liang Zhu
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Publication number: 20240384251Abstract: The present invention provides engineered amylase polypeptides and compositions thereof. The engineered amylase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH<7) conditions. The invention also relates to the use of the compositions comprising the engineered amylase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered amylase polypeptides, as well as methods for making the engineered polynucleotides and amylase polypeptides.Type: ApplicationFiled: July 30, 2024Publication date: November 21, 2024Inventors: Chinping Chng, Nikki Dellas, Da Duan, Ravi David Garcia, Harvinder Chagger Maniar
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Patent number: 12129494Abstract: The present invention provides engineered RNA polymerase variants and compositions comprising these variants. The present invention further provides engineered T7 RNA polymerase variants and compositions comprising these variants. These variants have been evolved for selective incorporation of the m7G(5?)ppp(5?)m7G cap analog over GTP at the initiation of in vitro transcription. The present invention also provides methods for selective capping of RNA transcripts.Type: GrantFiled: December 21, 2021Date of Patent: October 29, 2024Assignee: Codexis, Inc.Inventors: Mathew G. Miller, Chinping Chng, Oscar Alvizo, Melissa Ann Mayo, James Nicholas Riggins, Xiang Yi, Jonathan S. Penfield, Gjalt W. Huisman, Jared Davis, Yasushi Saotome
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Patent number: 12071642Abstract: The present invention provides engineered amylase polypeptides and compositions thereof. The engineered amylase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH<7) conditions. The invention also relates to the use of the compositions comprising the engineered amylase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered amylase polypeptides, as well as methods for making the engineered polynucleotides and amylase polypeptides.Type: GrantFiled: September 6, 2023Date of Patent: August 27, 2024Assignees: Codexis, Inc., Société des Produits Nestlé S.A.Inventors: Chinping Chng, Nikki Dellas, Da Duan, Ravi David Garcia, Harvinder Chagger Maniar
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Publication number: 20240263156Abstract: 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. Compositions containing the engineered lipase polypeptides can be used for therapeutic and/or nutritional purposes. Polynucleotides encoding the engineered lipase polypeptides are also provided, as well as methods for making the engineered polynucleotides and lipase polypeptides.Type: ApplicationFiled: April 9, 2024Publication date: August 8, 2024Inventors: Chinping Chng, William Casey Hallows, Judy Victoria Antonio Viduya, Nikki Dellas, Stephanie Sue Galanie, Kristen Jean Vallieu
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Publication number: 20240228997Abstract: The present invention provides engineered acid alpha-glucosidase (GAA) polypeptides and compositions thereof. In some embodiments, the engineered GAA polypeptides have been optimized to provide increased expression, stability at neutral pH, and activity in cell lysates. The invention also provides methods for utilization of the compositions comprising the engineered GAA polypeptides for therapeutic and other purposes.Type: ApplicationFiled: March 20, 2024Publication date: July 11, 2024Inventors: William Casey Hallows, Rachel Cathleen Botham, Yu Zhu, Chinping Chng, Nikki Dellas, Gjalt W. Huisman, Moulay Hicham Alaoui Ismaili, David William Homan, Adam P. Silverman, Jonathan Vroom, Jessica P. Lao
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Patent number: 11987823Abstract: 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: GrantFiled: August 28, 2020Date of Patent: May 21, 2024Assignee: Societe des Produits Nestle S.A.Inventors: Chinping Chng, William Casey Hallows, Judy Victoria Antonio Viduya, Nikki Dellas, Stephanie Sue Galanie, Kristen Jean Vallieu
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Patent number: 11970722Abstract: The present invention provides engineered acid alpha-glucosidase (GAA) polypeptides and compositions thereof. In some embodiments, the engineered GAA polypeptides have been optimized to provide increased expression, stability at neutral pH, and activity in cell lysates. The invention also provides methods for utilization of the compositions comprising the engineered GAA polypeptides for therapeutic and other purposes.Type: GrantFiled: December 18, 2020Date of Patent: April 30, 2024Assignee: Codexis, Inc.Inventors: William Casey Hallows, Rachel Cathleen Botham, Yu Zhu, Chinping Chng, Nikki Dellas, Gjalt W. Huisman, Moulay Hicham Alaoui Ismaili, David William Homan, Adam P. Silverman, Jonathan Vroom, Jessica P. Lao
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Patent number: 11959108Abstract: 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: GrantFiled: August 27, 2021Date of Patent: April 16, 2024Assignees: 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
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Publication number: 20240026326Abstract: The present invention provides engineered amylase polypeptides and compositions thereof. The engineered amylase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH <7) conditions. The invention also relates to the use of the compositions comprising the engineered amylase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered amylase polypeptides, as well as methods for making the engineered polynucleotides and amylase polypeptides.Type: ApplicationFiled: September 6, 2023Publication date: January 25, 2024Inventors: Chinping Chng, Nikki Dellas, Da Duan, Ravi David Garcia, Harvinder Chagger Maniar
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Patent number: 11767519Abstract: The present invention provides engineered amylase polypeptides and compositions thereof. The engineered amylase polypeptides have been optimized to provide improved thermostability, protease stability, and stability under a range of pH conditions, including acidic (pH<7) conditions. The invention also relates to the use of the compositions comprising the engineered amylase polypeptides for therapeutic and/or nutritional purposes. The present invention also provides polynucleotides encoding the engineered amylase polypeptides, as well as methods for making the engineered polynucleotides and amylase polypeptides.Type: GrantFiled: August 27, 2021Date of Patent: September 26, 2023Assignees: Codexis, Inc., Societe des Produits Nestle S.A.Inventors: Chinping Chng, Nikki Dellas, Da Duan, Ravi David Garcia, Harvinder Chagger Maniar
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Publication number: 20230295599Abstract: The present invention provides engineered phenylalanine ammonia lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia lyase (PAL) polypeptides. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis and increased tolerance to storage at elevated temperatures. In some embodiments, the engineered PAL polypeptides contain fewer phenylalanine residues than wild-type PAL polypeptides. The present invention also provides methods for the use of the compositions comprising the engineered PAL polypeptides for therapeutic and industrial purposes.Type: ApplicationFiled: January 13, 2023Publication date: September 21, 2023Inventors: Chinping Chng, William Casey Hallows, Nicholas J. Agard, Oscar Alvizo, Nikki Dellas, Gjalt W. Huisman, John Joseph Nicols
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Publication number: 20230295598Abstract: The present invention provides engineered phenylalanine ammonia lyase (PAL) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered phenylalanine ammonia lyase (PAL) polypeptides. In some embodiments, the engineered PAL polypeptides are optimized to provide enhanced catalytic activity, as well as reduced sensitivity to proteolysis and increased tolerance to storage at elevated temperatures. In some embodiments, the engineered PAL polypeptides contain fewer phenylalanine residues than wild-type PAL polypeptides. The present invention also provides methods for the use of the compositions comprising the engineered PAL polypeptides for therapeutic and industrial purposes.Type: ApplicationFiled: January 13, 2023Publication date: September 21, 2023Inventors: Chinping Chng, William Casey Hallows, Nicholas J. Agard, Oscar Alvizo, Nikki Dellas, Gjalt W. Huisman, John Joseph Nicols
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Publication number: 20230279404Abstract: The present disclosure provides engineered oxalate decarboxylase (ODC) polypeptides and compositions thereof, as well as polynucleotides encoding the engineered oxalate decarboxylase polypeptides. The present disclosure also provides methods of using the engineered enzymes and compositions thereof for treating diseases or conditions associated with abnormal metabolism of oxalate.Type: ApplicationFiled: February 10, 2023Publication date: September 7, 2023Inventors: Chinping Chng, Nikki D. Kruse, Joyce Liu, Adam P. Silverman, Rebecca Hong Thibodeau, Tricia Windgassen
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Publication number: 20220389464Abstract: The present invention provides engineered tyrosine ammonia-lyase (TAL) polypeptides and compositions thereof. In some embodiments, the engineered TAL polypeptides have been optimized to provide enhanced catalytic activity and enhanced acid stability, while reducing sensitivity to proteolysis and increasing tolerance to acidic pH levels. The invention also provides methods for utilization of the compositions comprising the engineered TAL polypeptides for therapeutic and industrial purposes.Type: ApplicationFiled: August 5, 2022Publication date: December 8, 2022Inventors: Gjalt W. Huisman, Joyce Liu, Nikki Dellas, Chinping Chng, William Casey Hallows
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Publication number: 20220356458Abstract: 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: ApplicationFiled: July 22, 2022Publication date: November 10, 2022Inventors: 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
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Patent number: 11427813Abstract: 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: GrantFiled: December 19, 2019Date of Patent: August 30, 2022Assignee: 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
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Patent number: 11421253Abstract: The present invention provides engineered tyrosine ammonia-lyase (TAL) polypeptides and compositions thereof. In some embodiments, the engineered TAL polypeptides have been optimized to provide enhanced catalytic activity and enhanced acid stability, while reducing sensitivity to proteolysis and increasing tolerance to acidic pH levels. The invention also provides methods for utilization of the compositions comprising the engineered TAL polypeptides for therapeutic and industrial purposes.Type: GrantFiled: January 14, 2021Date of Patent: August 23, 2022Assignee: Codexis, Inc.Inventors: Gjalt W. Huisman, Joyce Liu, Nikki Dellas, Chinping Chng, William Casey Hallows