Patents by Inventor Wenfeng Xu

Wenfeng Xu 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).

  • ANTI-IL-TIF ANTIBODIES
    Publication number: 20130330330
    Abstract: The present invention relates to blocking the activity of IL-TIF polypeptide molecules. IL-TIF is a cytokine involved in inflammatory processes and human disease. The present invention includes anti-IL-TIF antibodies and binding partners, as well as methods for antagonizing IL-TIF using such antibodies and binding partners in IL-TIF-related human inflammatory diseases, amongst other uses disclosed.
    Type: Application
    Filed: July 30, 2013
    Publication date: December 12, 2013
    Applicant: ZYMOGENETICS, INC.
    Inventors: Wenfeng XU, Wayne R. KINDSVOGEL, Steven D. HUGHES, Yasmin A. CHANDRASEKHER
  • ANTI-IL-22RA ANTIBODIES
    Publication number: 20130315919
    Abstract: The present invention relates to blocking, inhibiting, reducing, antagonizing or neutralizing the activity of IL-22, IL-20, or both IL-20 and IL-22 polypeptide molecules. IL-20 and IL-22 are cytokines that are involved in inflammatory processes and human disease. IL-22RA (zcytor11) is a common receptor for IL-20 and IL-22. The present invention includes anti-IL-22RA antibodies and binding partners, as well as methods for antagonizing IL-22 or both IL-20 and IL-22 using such antibodies and binding partners.
    Type: Application
    Filed: August 6, 2013
    Publication date: November 28, 2013
    Applicant: ZYMOGENETICS, INC.
    Inventors: Wenfeng XU, Wayne R. KINDSVOGEL, Yasmin A. CHANDRASEKHER, Stacey R. DILLON, Joyce M. LEHNER, Anthony W. SIADAK, Pallavur V. SIVAKUMAR, Margaret Dow MOORE
  • Methods of producing anti-IL-22RA antibodies
    Patent number: 8536309
    Abstract: The present invention relates to blocking, inhibiting, reducing, antagonizing or neutralizing the activity of IL-22, IL-20, or both IL-20 and IL-22 polypeptide molecules. IL-20 and IL-22 are cytokines that are involved in inflammatory processes and human disease. IL-22RA (zcytor11) is a common receptor for IL-20 and IL-22. The present invention includes anti-IL-22RA antibodies and binding partners, as well as methods for antagonizing IL-22 or both IL-20 and IL-22 using such antibodies and binding partners.
    Type: Grant
    Filed: January 12, 2012
    Date of Patent: September 17, 2013
    Assignee: ZymoGenetics, Inc.
    Inventors: Wenfeng Xu, Wayne R. Kindsvogel, Yasmin A. Chandrasekher, Stacey R. Dillon, Joyce M. Lehner, Anthony W. Siadak, Pallavur V. Sivakumar, Margaret D. Moore
  • Anti-IL-TIF antibodies
    Patent number: 8524227
    Abstract: The present invention relates to blocking the activity of IL-TIF polypeptide molecules. IL-TIF is a cytokine involved in inflammatory processes and human disease. The present invention includes anti-IL-TIF antibodies and binding partners, as well as methods for antagonizing IL-TIF using such antibodies and binding partners in IL-TIF-related human inflammatory diseases, amongst other uses disclosed.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: September 3, 2013
    Assignee: ZymoGenetics, Inc.
    Inventors: Wenfeng Xu, Wayne R. Kindsvogel, Steven D. Hughes, Yasmin A. Chandrasekher
  • SOLUBLE INTERLEUKIN-20 RECEPTOR
    Publication number: 20130171130
    Abstract: A soluble receptor to IL-20 having two polypeptide subunits, IL-20RA (formerly called ZcytoR7) and IL-20RB (formerly called DIRS1). The two subunits are preferably linked together. In one embodiment one subunit is fused to the constant region of the light chain of an immunoglobulin, and the other subunit is fused to the constant region of the heavy chain of the immunoglobulin. The light chain and the heavy chain are connected via a disulfide bond.
    Type: Application
    Filed: June 18, 2012
    Publication date: July 4, 2013
    Inventors: DONALD C. FOSTER, WENFENG XU, KAREN L. MADDEN, JAMES D. KELLY, CINDY A. SPRECHER, CAMERON S. BRANDT, MARK W. RIXON, SCOTT R. PRESNELL, BRIAN A. FOX
  • ANTI-IL-22RA ANTIBODIES AND BINDING PARTNERS AND METHODS OF USING IN INFLAMMATION
    Publication number: 20120207761
    Abstract: The present invention relates to blocking, inhibiting, reducing, antagonizing or neutralizing the activity of IL-22, IL-20, or both IL-20 and IL-22 polypeptide molecules. IL-20 and IL-22 are cytokines that are involved in inflammatory processes and human disease. IL-22RA (zcytor11) is a common receptor for IL-20 and IL-22. The present invention includes anti-IL-22RA antibodies and binding partners, as well as methods for antagonizing IL-22 or both IL-20 and IL-22 using such antibodies and binding partners.
    Type: Application
    Filed: March 22, 2012
    Publication date: August 16, 2012
    Applicant: ZYMOGENETICS, INC.
    Inventors: Wenfeng XU, Wayne KINDSVOGEL, Yasmin A. CHANDRASEKHER, Stacey R. DILLON, Joyce M. LEHNER, Anthony W. SIADAK, Pallavur V. SIVAKUMAR, Margaret Dow MOORE
  • ANTI-IL-TIF ANTIBODIES AND METHODS OF USING IN INFLAMMATION
    Publication number: 20120189628
    Abstract: The present invention relates to blocking the activity of IL-TIF polypeptide molecules. IL-TIF is a cytokine involved in inflammatory processes and human disease. The present invention includes anti-IL-TIF antibodies and binding partners, as well as methods for antagonizing IL-TIF using such antibodies and binding partners in IL-TIF-related human inflammatory diseases, amongst other uses disclosed.
    Type: Application
    Filed: March 25, 2010
    Publication date: July 26, 2012
    Inventors: Wenfeng Xu, Wayne Kindsvogel, Steven D. Hughes, Yasmin A. Chandrasekher
  • Methods of treating inflammatory disease using a soluble IL-20 receptor
    Patent number: 8217008
    Abstract: A soluble receptor to IL-20 having two polypeptide subunits, IL-20RA (formerly called ZcytoR7) and IL-20RB (formerly called DIRS1). The two subunits are preferably linked together. In one embodiment one subunit is fused to the constant region of the light chain of an immunoglobulin, and the other subunit is fused to the constant region of the heavy chain of the immunoglobulin. The light chain and the heavy chain are connected via a disulfide bond.
    Type: Grant
    Filed: October 7, 2010
    Date of Patent: July 10, 2012
    Assignee: ZymoGenetics, Inc.
    Inventors: Donald C. Foster, Wenfeng Xu, Karen L. Madden, James D. Kelly, Cindy A. Sprecher, Cameron S. Brandt, Mark W. Rixon, Scott R. Presnell, Brian A. Fox
  • METHODS OF TREATMENT USING ANTI-IL-22RA ANTIBODIES
    Publication number: 20120156210
    Abstract: The present invention relates to blocking, inhibiting, reducing, antagonizing or neutralizing the activity of IL-22, IL-20, or both IL-20 and IL-22 polypeptide molecules. IL-20 and IL-22 are cytokines that are involved in inflammatory processes and human disease. IL-22RA (zcytor11) is a common receptor for IL-20 and IL-22. The present invention includes anti-IL-22RA antibodies and binding partners, as well as methods for antagonizing IL-22 or both IL-20 and IL-22 using such antibodies and binding partners.
    Type: Application
    Filed: January 12, 2012
    Publication date: June 21, 2012
    Applicant: ZYMOGENETICS, INC.
    Inventors: Wenfeng XU, Wayne R. KINDSVOGEL, Yasmin A. CHANDRASEKHER, Stacey R. DILLON, Joyce M. LEHNER, Anthony W. SIADAK, Pallavur V. SIVAKUMAR, Margaret Dow MOORE
  • Anti-IL-22RA antibodies and binding partners and methods of using in inflammation
    Patent number: 8163286
    Abstract: The present invention relates to blocking, inhibiting, reducing, antagonizing or neutralizing the activity of IL-22, IL-20, or both IL-20 and IL-22 polypeptide molecules. IL-20 and IL-22 are cytokines that are involved in inflammatory processes and human disease. IL-22RA (zcytor11) is a common receptor for IL-20 and IL-22. The present invention includes anti-IL-22RA antibodies and binding partners, as well as methods for antagonizing IL-22 or both IL-20 and IL-22 using such antibodies and binding partners.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: April 24, 2012
    Assignee: ZymoGenetics, Inc.
    Inventors: Wenfeng Xu, Wayne Kindsvogel, Yasmin A. Chandrasekher, Stacey R. Dillon, Joyce M. Lehner, Anthony W. Siadak, Pallavur V. Sivakumar, Margaret D. Moore
  • HUMAN CYTOKINE RECEPTOR
    Publication number: 20120082673
    Abstract: Cytokines and their receptors have proven usefulness in both basic research and as therapeutics. The present invention provides a new human cytokine receptor designated as “Zcytor16.
    Type: Application
    Filed: November 3, 2011
    Publication date: April 5, 2012
    Inventors: Scott R. PRESNELL, Wenfeng XU, Wayne R. KINDSVOGEL, Zhi CHEN, Steven D. HUGHES
  • Soluble heterodimeric cytokine receptor
    Patent number: 8133487
    Abstract: The present invention provides methods of treating psoriasis in a subject (i.e., psoriasis associated with a joint disease), by administering to the subject an effective dose of a composition comprising a soluble IL-22R/IL-20RB heterodimeric polypeptide, wherein the heterodimeric polypeptide comprises an IL-22R extracellular domain covalently linked to an IL-20RB extracellular domain.
    Type: Grant
    Filed: January 27, 2010
    Date of Patent: March 13, 2012
    Assignee: ZymoGenetics, Inc.
    Inventors: Yasmin A. Chandrasekher, Julia E. Novak, Donald C. Foster, Wenfeng Xu, Stephen R. Jaspers
  • ZCYTOR19 HETERODIMERIC CYTOKINE RECEPTOR POLYNUCLEOTIDES, POLYPEPTIDES, ANTIBODIES AND METHODS
    Publication number: 20120053321
    Abstract: Novel methods are disclosed for forming a heterodimeric receptor complex with IL-28R and CRF2-4. The methods may be used for detecting and treating viral infections in in vitro and in vivo. Ligand-binding receptor polypeptides can also be used to block ligand activity in vitro and in vivo. The present invention also includes methods for producing the protein, uses therefor and antibodies thereto.
    Type: Application
    Filed: October 4, 2011
    Publication date: March 1, 2012
    Inventors: Wenfeng Xu, Stacy Schlutsmeyer, Cameron S. Brandt, Wayne R. Kindsvogel, Katherine E. Henderson, Theodore E. Whitmore, Kevin M. Klucher
  • Methods of treatment using anti-IL-22RA antibodies
    Patent number: 8124088
    Abstract: The present invention relates to blocking, inhibiting, reducing, antagonizing or neutralizing the activity of IL-22, IL-20, or both IL-20 and IL-22 polypeptide molecules. IL-20 and IL-22 are cytokines that are involved in inflammatory processes and human disease. IL-22RA (zcytor11) is a common receptor for IL-20 and IL-22. The present invention includes anti-IL-22RA antibodies and binding partners, as well as methods for antagonizing IL-22 or both IL-20 and IL-22 using such antibodies and binding partners.
    Type: Grant
    Filed: April 14, 2009
    Date of Patent: February 28, 2012
    Assignee: ZymoGenetics, Inc.
    Inventors: Wenfeng Xu, Wayne R. Kindsvogel, Yasmin A. Chandrasekher, Stacey R. Dillon, Joyce M. Lehner, Anthony W. Siadak, Pallavur V. Sivakumar, Margaret Dow Moore
  • Human cytokine receptor
    Patent number: 8101381
    Abstract: Cytokines and their receptors have proven usefulness in both basic research and as therapeutics. The present invention provides polynucleotides, vectors, cells, and methods of production related to a new human cytokine receptor designated as “Zcytor16.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: January 24, 2012
    Assignee: ZymoGenetics, Inc.
    Inventors: Scott R. Presnell, Wenfeng Xu, Wayne Kindsvogel, Zhi Chen, Steven D. Hughes
  • Method of suppressing or reducing IL-TIF-induced inflammation, or treating associated conditions thereof, using Zcytor16
    Patent number: 8034784
    Abstract: Cytokines and their receptors have proven usefulness in both basic research and as therapeutics. The present invention provides a new human cytokine receptor designated as “Zcytor16” and uses thereof.
    Type: Grant
    Filed: November 17, 2009
    Date of Patent: October 11, 2011
    Assignee: ZymoGenetics, Inc.
    Inventors: Scott R. Presnell, Wenfeng Xu, Wayne Kindsvogel, Zhi Chen
  • ZCYTOR19 HETERODIMERIC CYTOKINE RECEPTOR POLYNUCLEOTIDES, POLYPEPTIDES, ANTIBODIES AND METHODS
    Publication number: 20110171627
    Abstract: Novel methods are disclosed for forming a heterodimeric receptor complex with IL-28R and CRF2-4. The methods may be used for detecting and treating viral infections in in vitro and in vivo. Ligand-binding receptor polypeptides can also be used to block ligand activity in vitro and in vivo. The present invention also includes methods for producing the protein, uses therefor and antibodies thereto.
    Type: Application
    Filed: March 12, 2010
    Publication date: July 14, 2011
    Inventors: Scott R. Presnell, Francis J. Grant, Wenfeng Xu, Stacy Schlutsmeyer, Cameron S. Brandt, Wayne R. Kindsvogel, Katherine E. Henderson, Theodore E. Whitmore, Kevin M. Klucher
  • SOLUBLE HETERODIMERIC CYTOKINE RECEPTOR
    Publication number: 20110150872
    Abstract: A soluble receptor that binds to IL-20 having two polypeptide subunits, IL-22R and IL-20RB. The two subunits are preferably linked together. In one embodiment one subunit is fused to the constant region of the light chain of an immunoglobulin, and the other subunit is fused to the constant region of the heavy chain of the immunoglobulin. The light chain and the heavy chain are connected via a disulfide bond.
    Type: Application
    Filed: January 27, 2010
    Publication date: June 23, 2011
    Applicant: ZymoGenetics, Inc.
    Inventors: Yasmin A. Chandrasekher, Julia E. Novak, Donald C. Foster, Wenfeng Xu, Stephen R. Jaspers
  • SOLUBLE RECEPTOR BR43X2 AND METHODS OF USING
    Publication number: 20110110946
    Abstract: Soluble, secreted tumor necrosis factor receptor polypeptides, polynucleotides encoding the polypeptides, and related compositions and methods are disclosed. The polypeptides comprise one cysteine-rich repeat that is homologous to other tumor necrosis factor receptors, such as transmembrane activator and CAML-interactor (TACI). The polypeptides may be used for detecting ligands, agonists and antagonists. The polypeptides may also be used in methods that modulate B cell activation.
    Type: Application
    Filed: October 15, 2010
    Publication date: May 12, 2011
    Applicant: ZYMOGENETICS, INC.
    Inventors: JANE A. GROSS, Wenfeng Xu, Karen L. Madden, David P. Yee
  • SOLUBLE RECEPTOR BR43X2 AND METHODS OF USING
    Publication number: 20110110943
    Abstract: Soluble, secreted tumor necrosis factor receptor polypeptides, polynucleotides encoding the polypeptides, and related compositions and methods are disclosed. The polypeptides comprise one cysteine-rich repeat that is homologous to other tumor necrosis factor receptors, such as transmembrane activator and CAML-interactor (TACI). The polypeptides may be used for detecting ligands, agonists and antagonists. The polypeptides may also be used in methods that modulate B cell activation.
    Type: Application
    Filed: November 22, 2010
    Publication date: May 12, 2011
    Applicant: Zymogenetics, Inc.
    Inventors: Jane A. Gross, Wenfeng Xu, Karen L. Madden, David P. Yee