Patents by Inventor Hui-Quan Han

Hui-Quan Han 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: 10407487
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: September 10, 2019
    Assignee: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Publication number: 20180072791
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Application
    Filed: September 25, 2017
    Publication date: March 15, 2018
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Patent number: 9809638
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: November 7, 2017
    Assignee: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Patent number: 9447165
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: September 20, 2016
    Assignee: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Publication number: 20160264644
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Application
    Filed: June 2, 2016
    Publication date: September 15, 2016
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Patent number: 9382309
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: July 5, 2016
    Assignee: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Publication number: 20140194355
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Application
    Filed: March 11, 2014
    Publication date: July 10, 2014
    Applicant: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Patent number: 8753627
    Abstract: The disclosure provides compositions and methods relating to or derived from anti-activin A binding proteins, including antibodies. In particular embodiments, the disclosure provides fully human, humanized, and chimeric anti-activin A antibodies that bind human activin A, activin A-binding fragments and derivatives of such antibodies, and activin A-binding polypeptides comprising such fragments. Other embodiments provide nucleic acids encoding such antibodies, antibody fragments and derivatives and polypeptides, cells comprising such polynucleotides, methods of making such antibodies, antibody fragments and derivatives and polypeptides, and methods of using such antibodies, antibody fragments and derivatives and polypeptides, including methods of treating or diagnosing subjects having activin A-related disorders or conditions including cachexia related to gonadal cancer, other cancers, rheumatoid arthritis, and other diseases.
    Type: Grant
    Filed: July 16, 2012
    Date of Patent: June 17, 2014
    Assignee: Amgen Inc.
    Inventors: Hui-Quan Han, Qing Chen, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Patent number: 8716459
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: May 6, 2014
    Assignee: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Patent number: 8501678
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: August 6, 2013
    Assignee: Atara Biotherapeutics, Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou, John Lu
  • Publication number: 20130030159
    Abstract: The disclosure provides compositions and methods relating to or derived from anti-activin A binding proteins, including antibodies. In particular embodiments, the disclosure provides fully human, humanized, and chimeric anti-activin A antibodies that bind human activin A, activin A-binding fragments and derivatives of such antibodies, and activin A-binding polypeptides comprising such fragments. Other embodiments provide nucleic acids encoding such antibodies, antibody fragments and derivatives and polypeptides, cells comprising such polynucleotides, methods of making such antibodies, antibody fragments and derivatives and polypeptides, and methods of using such antibodies, antibody fragments and derivatives and polypeptides, including methods of treating or diagnosing subjects having activin A-related disorders or conditions including cachexia related to gonadal cancer, other cancers, rheumatoid arthritis, and other diseases.
    Type: Application
    Filed: July 16, 2012
    Publication date: January 31, 2013
    Applicant: Amgen Inc.
    Inventors: Hui-Quan Han, Qing Chen, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Publication number: 20120328595
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Application
    Filed: December 19, 2011
    Publication date: December 27, 2012
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou, John Lu
  • Patent number: 8309082
    Abstract: The disclosure provides compositions and methods relating to or derived from anti-activin A binding proteins, including antibodies. In particular embodiments, the disclosure provides fully human, humanized, and chimeric anti-activin A antibodies that bind human activin A, activin A-binding fragments and derivatives of such antibodies, and activin A-binding polypeptides comprising such fragments. Other embodiments provide nucleic acids encoding such antibodies, antibody fragments and derivatives and polypeptides, cells comprising such polynucleotides, methods of making such antibodies, antibody fragments and derivatives and polypeptides, and methods of using such antibodies, antibody fragments and derivatives and polypeptides, including methods of treating or diagnosing subjects having activin A-related disorders or conditions including cachexia related to gonadal cancer, other cancers, rheumatoid arthritis, and other diseases.
    Type: Grant
    Filed: September 7, 2007
    Date of Patent: November 13, 2012
    Assignee: Amgen Inc.
    Inventors: Hui-Quan Han, Qing Chen, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Publication number: 20110274681
    Abstract: The present invention relates to a novel polypeptide encoding a protein which is the full length human ortholog of E3? ubiquitin ligase. The invention also relates to vector, host cells, antibodies and recombinant methods for producing the polypeptide. In addition, the invention discloses therapeutic, diagnostic and research utilities for these and related products.
    Type: Application
    Filed: June 16, 2011
    Publication date: November 10, 2011
    Applicant: Amgen Inc.
    Inventors: Hui-Quan Han, Keith Kwak
  • Patent number: 7994291
    Abstract: The present invention relates to a novel polypeptide encoding a protein which is the full length human ortholog of E3? ubiquitin ligase. The invention also relates to vector, host cells, antibodies and recombinant methods for producing the polypeptide. In addition, the invention discloses therapeutic, diagnostic and research utilities for these and related products.
    Type: Grant
    Filed: May 25, 2010
    Date of Patent: August 9, 2011
    Assignee: Amgen Inc.
    Inventors: Hui-Quan Han, Keith Kwak
  • Patent number: 7947646
    Abstract: The present invention provides variant activin IIB soluble receptor polypeptides and proteins capable of binding and inhibiting the activities of activin A, myostatin, or GDF-11. The present invention also provides polynucleotides, vectors and host cells capable of producing the variant polypeptides and proteins. Compositions and methods for treating muscle-wasting and other diseases and disorders are also provided.
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: May 24, 2011
    Assignee: Amgen Inc.
    Inventors: Jeonghoon Sun, Lei-Ting Tony Tam, Hui-Quan Han, Keith Soo-Nyung Kwak, Xiaolan Zhou
  • Publication number: 20100297668
    Abstract: The present invention relates to a novel polypeptide encoding a protein which is the full length human ortholog of E3? ubiquitin ligase. The invention also relates to vector, host cells, antibodies and recombinant methods for producing the polypeptide. In addition, the invention discloses therapeutic, diagnostic and research utilities for these and related products.
    Type: Application
    Filed: May 25, 2010
    Publication date: November 25, 2010
    Applicant: AMGEN INC.
    Inventors: HUI-QUAN HAN, KEITH KWAK
  • Patent number: 7745586
    Abstract: The present invention relates to a novel polypeptide encoding a protein which is the full length human ortholog of E3? ubiquitin ligase. The invention also relates to vector, host cells, antibodies and recombinant methods for producing the polypeptide. In addition, the invention discloses therapeutic, diagnostic and research utilities for these and related products.
    Type: Grant
    Filed: August 6, 2008
    Date of Patent: June 29, 2010
    Assignee: Amgen Inc.
    Inventors: Hui-Quan Han, Keith Kwak
  • Publication number: 20090098575
    Abstract: The present invention relates to a novel polypeptide encoding a protein which is the full length human ortholog of E3? ubiquitin ligase. The invention also relates to vector, host cells, antibodies and recombinant methods for producing the polypeptide. In addition, the invention discloses therapeutic, diagnostic and research utilities for these and related products.
    Type: Application
    Filed: August 6, 2008
    Publication date: April 16, 2009
    Applicant: AMGEN INC.
    Inventors: Hui-Quan Han, Keith Kwak
  • Patent number: 7422847
    Abstract: The present invention relates to a novel polypeptide encoding a protein which is the full length human ortholog of E3? ubiquitin ligase. The invention also relates to vector, host cells, antibodies and recombinant methods for producing the polypeptide. In addition, the invention discloses therapeutic, diagnostic and research utilities for these and related products.
    Type: Grant
    Filed: April 24, 2007
    Date of Patent: September 9, 2008
    Assignee: Amgen Inc.
    Inventors: Hui-Quan Han, Keith Kwak