Patents by Inventor Xiayang Qiu

Xiayang Qiu 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: 20230218738
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Application
    Filed: March 29, 2023
    Publication date: July 13, 2023
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Patent number: 11629172
    Abstract: The present invention relates to polypeptides and cytomegalovirus (CMV) antigens that include at least one introduced amino acid mutation relative to the amino acid sequence of the wild-type HCMV glycoprotein B (gB). In some embodiments, the polypeptide is stabilized in a conformation alternative to the gB postfusion conformation. Also disclosed are compositions including the polypeptides and uses thereof.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: April 18, 2023
    Assignee: Pfizer Inc.
    Inventors: Philip Ralph Dormitzer, Ye Che, Xiaoyuan Sherry Chi, Seungil Han, Kyle Paul Heim, Thomas Richard Jones, Yuhang Liu, Xiayang Qiu, Xinzhen Yang, Xiaojie Yao, Matthew Curtis Griffor, Jennifer Anne Nicki
  • Publication number: 20210023200
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Application
    Filed: October 1, 2020
    Publication date: January 28, 2021
    Applicant: Pfizer Inc.
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Patent number: 10821171
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: November 3, 2020
    Assignee: Pfizer Inc.
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Publication number: 20200247853
    Abstract: The present invention relates to polypeptides and cytomegalovirus (CMV) antigens that include at least one introduced amino acid mutation relative to the amino acid sequence of the wild-type HCMV glycoprotein B (gB). In some embodiments, the polypeptide is stabilized in a conformation alternative to the gB postfusion conformation. Also disclosed are compositions including the polypeptides and uses thereof.
    Type: Application
    Filed: December 19, 2019
    Publication date: August 6, 2020
    Inventors: Philip Ralph Dormitzer, Ye Che, Xiaoyuan Sherry Chi, Seungil Han, Kyle Paul Heim, Thomas Richard Jones, Yuhang Liu, Xiayang Qiu, Xinzhen Yang, Xiaojie Yao, Matthew Curtis Griffor, Jennifer Anne Nicki
  • Publication number: 20190125861
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Application
    Filed: January 8, 2019
    Publication date: May 2, 2019
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Patent number: 10238732
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: March 26, 2019
    Assignee: Pfizer Inc.
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Publication number: 20180318407
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: April 19, 2018
    Publication date: November 8, 2018
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, Jr., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Publication number: 20180177864
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Application
    Filed: February 14, 2018
    Publication date: June 28, 2018
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Patent number: 9987341
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: June 5, 2018
    Assignee: Pfizer Vaccines LLC
    Inventors: Brian Robert Champion, Jr., Leonard Gabriel Contillo, Jr., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Patent number: 9950058
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: April 24, 2018
    Assignee: Pfizer Inc.
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Publication number: 20170182151
    Abstract: The present disclosure relates to RSV F protein mutants, nucleic acids or vectors encoding a RSV F protein mutant, compositions comprising a RSV F protein mutant or nucleic acid, and uses of the RSV F protein mutants, nucleic acids or vectors, and compositions.
    Type: Application
    Filed: December 20, 2016
    Publication date: June 29, 2017
    Inventors: Ye Che, Philip Ralph Dormitzer, Alexey Vyacheslavovich Gribenko, Luke David Handke, Avvari Krishna Prasad, Xiayang Qiu, Mark Edward Ruppen, Xi Song, Kena Anne Swanson, Srinivas Kodali, Xin Xu, KariAnn Sweeney Efferen, Ping Cai, Kristin Rachael Tompkins, Lorna del Pilar Nunez
  • Publication number: 20170100467
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: September 15, 2016
    Publication date: April 13, 2017
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, JR., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Patent number: 9481875
    Abstract: The present invention relates to the provision of immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: October 7, 2014
    Date of Patent: November 1, 2016
    Assignee: Pfizer Vaccines LLC
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, Jr., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Publication number: 20160096898
    Abstract: The present invention provides antagonizing antibodies, antigen-binding portions thereof, and aptamers that bind to proprotein convertase subtilisin kexin type 9 (PCSK9). Also provided are antibodies directed to peptides, in which the antibodies bind to PCSK9. The invention further provides a method of obtaining such antibodies and antibody-encoding nucleic acid. The invention further relates to therapeutic methods for use of these antibodies and antigen-binding portions thereof to reduce LDL-cholesterol levels and/or for the treatment and/or prevention of cardiovascular disease, including treatment of hypercholesterolemia.
    Type: Application
    Filed: September 24, 2015
    Publication date: April 7, 2016
    Applicants: PFIZER INC., RINAT NEUROSCIENCE CORP.
    Inventors: Hong LIANG, Yasmina Noubia ABDICHE, Javier Fernando CHAPARRO RIGGERS, Bruce Charles GOMES, Julie Jia Li HAWKINS, Jaume PONS, Xiayang QIU, Pavel STROP, Yuli WANG
  • Patent number: 9175093
    Abstract: The present invention provides antagonizing antibodies, antigen-binding portions thereof, and aptamers that bind to proprotein convertase subtilisin kexin type 9 (PCSK9). Also provided are antibodies directed to peptides, in which the antibodies bind to PCSK9. The invention further provides a method of obtaining such antibodies and antibody-encoding nucleic acid. The invention further relates to therapeutic methods for use of these antibodies and antigen-binding portions thereof to reduce LDL-cholesterol levels and/or for the treatment and/or prevention of cardiovascular disease, including treatment of hypercholesterolemia.
    Type: Grant
    Filed: April 4, 2013
    Date of Patent: November 3, 2015
    Assignees: RINAT NEUROSCIENCE CORP., PFIZER INC.
    Inventors: Hong Liang, Yasmina Noubia Abdiche, Javier Fernando Chaparro Riggers, Bruce Charles Gomes, Julie Jia Li Hawkins, Jaume Pons, Xiayang Qiu, Pavel Strop, Yuli Wang
  • Publication number: 20150098957
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: October 7, 2014
    Publication date: April 9, 2015
    Applicant: PFIZER VACCINES LLC
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, JR., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Patent number: 8889144
    Abstract: The present invention relates to the provision of immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: November 18, 2014
    Assignee: Pfizer Vaccines LLC
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, Jr., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt
  • Publication number: 20130273069
    Abstract: The present invention provides antagonizing antibodies, antigen-binding portions thereof, and aptamers that bind to proprotein convertase subtilisin kexin type 9 (PCSK9). Also provided are antibodies directed to peptides, in which the antibodies bind to PCSK9. The invention further provides a method of obtaining such antibodies and antibody-encoding nucleic acid. The invention further relates to therapeutic methods for use of these antibodies and antigen-binding portions thereof to reduce LDL-cholesterol levels and/or for the treatment and/or prevention of cardiovascular disease, including treatment of hypercholesterolemia.
    Type: Application
    Filed: April 4, 2013
    Publication date: October 17, 2013
    Inventors: Hong LIANG, Yasmina Noubia ABDICHE, Javier Fernando CHAPARRO RIGGERS, Bruce Charles GOMES, Julie Jia Li HAWKINS, Jaume PONS, Xiayang QIU, Pavel STROP, Yuli WANG
  • Publication number: 20110052621
    Abstract: The present invention relates to the provision of novel immunogens comprising an antigenic PCSK9 peptide linked to an immunogenic carrier for the prevention, treatment or alleviation of PCSK9-mediated disorders. The invention further relates to methods for production of these medicaments, immunogenic compositions and pharmaceutical compositing thereof and their use in medicine.
    Type: Application
    Filed: August 31, 2010
    Publication date: March 3, 2011
    Applicant: Pfizer Vaccines LLC
    Inventors: Brian Robert Champion, Leonard Gabriel Contillo, JR., Michael Dale Eisenbraun, James Downey Fraser, Julie Jia Li Hawkins, James Richard Merson, Brian Gregory Pierce, Xiayang Qiu, Jakir Hussain Ullah, David Michael Wyatt