Patents by Inventor Zhiqiang Zhu

Zhiqiang Zhu 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: 20250251405
    Abstract: The present invention provides a mutant protein which has the same amino acid sequence of a wild type PF4 monomer except that (i) at least one amino acid of the wild type PF4 monomer has been deleted, (ii) at least one amino acid of the wild type PF4 monomer has been replaced by another amino acid, or (iii) a combination of such changes has been made. The present invention also provides methods of treating or reducing the likelihood of HIT, treating angiogenesis, treating abnormal cell growth, or affecting coagulation pathologies that lead to thrombus formation, by administering such mutant proteins to a patient.
    Type: Application
    Filed: March 19, 2025
    Publication date: August 7, 2025
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Patent number: 12282028
    Abstract: The present invention provides a mutant protein which has the same amino acid sequence of a wild type PF4 monomer except that (i) at least one amino acid of the wild type PF4 monomer has been deleted, (ii) at least one amino acid of the wild type PF4 monomer has been replaced by another amino acid, or (iii) a combination of such changes has been made. The present invention also provides methods of treating or reducing the likelihood of HIT, treating angiogenesis, treating abnormal cell growth, or affecting coagulation pathologies that lead to thrombus formation, by administering such mutant proteins to a patient.
    Type: Grant
    Filed: January 23, 2024
    Date of Patent: April 22, 2025
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Publication number: 20240368304
    Abstract: Disclosed herein are clones of murine F77 monoclonal antibodies, humanized F77 antibodies, single chain variable fragments (scFvs) and single chain antigen binding fragments (scFabs) of the antibodies, and chimeric antigen receptors. The humanized F77 antibodies and their fragments retain the binding specificity of the murine F77 monoclonal antibody to PC-3 cells. The humanized F77 antibodies and their fragments can be used for diagnostic and/or therapeutic tools in diagnosis or treatment of localized (stages I and II), locally advanced (stage III), or advanced (stage IV) prostate cancer.
    Type: Application
    Filed: May 3, 2024
    Publication date: November 7, 2024
    Inventors: Mark I. Greene, Hongtao Zhang, Zhiqiang Zhu, Zheng Cai, Payal Grover, Michael Milone, Selene Nunez-Cruz, Atrish Bagchi
  • Publication number: 20240241132
    Abstract: The present invention provides a mutant protein which has the same amino acid sequence of a wild type PF4 monomer except that (i) at least one amino acid of the wild type PF4 monomer has been deleted, (ii) at least one amino acid of the wild type PF4 monomer has been replaced by another amino acid, or (iii) a combination of such changes has been made. The present invention also provides methods of treating or reducing the likelihood of HIT, treating angiogenesis, treating abnormal cell growth, or affecting coagulation pathologies that lead to thrombus formation, by administering such mutant proteins to a patient.
    Type: Application
    Filed: January 23, 2024
    Publication date: July 18, 2024
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Patent number: 11913963
    Abstract: The present invention provides a humanized antibody or antibody fragment comprising (a) a humanized light chain comprising 1) Complementarity Determining Region (CDR)-L1, the sequence of which is identical to the sequence of SEQ ID NO: 3; 2) CDR-L2, the sequence of which is identical to the sequence of SEQ ID NO: 4; and 3) CDR-L3, the sequence of which is identical to the sequence of SEQ ID NO: 5, and (b) a humanized heavy chain comprising 1) CDR-H1, the sequence of which is identical to the sequence of SEQ ID NO: 6; 2) CDR-H2, the sequence of which is identical to the sequence of SEQ ID NO: 7; and 3) CDR-H3, the sequence of which is identical to the sequence of SEQ ID NO: 8, as well as methods for treating, diagnosing, and monitoring the progression of HIT. The present invention also provides methods for assessing the antigenicity and ability to cause HIT of anionic anticoagulants.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: February 27, 2024
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Publication number: 20240018237
    Abstract: The present invention relates to the field of treatment of diseases. Specifically, the present invention relates to an anti-ROR1 antibody or an antigen-binding fragment thereof, nucleic acid molecules for encoding same, and methods for preparing same. The anti-ROR1 antibody or the antigen-binding fragment thereof of the present invention has high specificity and high affinity for ROR1, and can effectively bind ROR1 and mediate killing of ROR1 expression cells. Therefore, the present invention further relates to a pharmaceutical composition comprising the antibody or antigen-binding fragment thereof, and a use thereof in preparation of a drug which is used for prevention and/or treatment of tumors.
    Type: Application
    Filed: February 28, 2022
    Publication date: January 18, 2024
    Applicants: SICHUAN KELUN-BIOTECH BIOPHARMACEUTICAL CO., LTD., KLUS PHARMA INC.
    Inventors: Haijun TIAN, Yangde CHEN, Ying-Hua CHANG, Zhiqiang ZHU, Wenhui WU
  • Publication number: 20230265180
    Abstract: Provided herein are isolated antibodies or antibody fragments thereof that immunospecifically bind to platelet factor 4 (PF4). In some embodiments the isolated antibodies or antigen-binding fragments thereof comprise a light chain CDR and framework region comprising SEQ ID NO: 4 and a heavy chain CDR and framework region comprising SEQ ID NO: 10. Also provided herein are methods for treating heparin-induced thrombocytopenia (HIT) and methods for reducing the likelihood that subject will become afflicted with HIT. Further disclosed are uses of the isolated antibodies or antibody fragments in the treatment of HIT or the manufacture of compositions for the treatment of HIT.
    Type: Application
    Filed: November 29, 2022
    Publication date: August 24, 2023
    Inventors: Mark I. GREENE, Zheng CAI, Zhiqiang ZHU, Douglas B. CINES
  • Publication number: 20230160908
    Abstract: The present invention provides a humanized antibody or antibody fragment comprising (a) a humanized light chain comprising 1) Complementarity Determining Region (CDR)-L1, the sequence of which is identical to the sequence of SEQ ID NO: 3; 2) CDR-L2, the sequence of which is identical to the sequence of SEQ ID NO: 4; and 3) CDR-L3, the sequence of which is identical to the sequence of SEQ ID NO: 5, and (b) a humanized heavy chain comprising 1) CDR-H1, the sequence of which is identical to the sequence of SEQ ID NO: 6; 2) CDR-H2, the sequence of which is identical to the sequence of SEQ ID NO: 7; and 3) CDR-H3, the sequence of which is identical to the sequence of SEQ ID NO: 8, as well as methods for treating, diagnosing, and monitoring the progression of HIT. The present invention also provides methods for assessing the antigenicity and ability to cause HIT of anionic anticoagulants.
    Type: Application
    Filed: September 2, 2022
    Publication date: May 25, 2023
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Patent number: 11524999
    Abstract: Provided herein are isolated antibodies or antibody fragments thereof that immunospecifically bind to platelet factor 4 (PF4). In some embodiments the isolated antibodies or antigen-binding fragments thereof comprise a light chain CDR and framework region comprising SEQ ID NO: 4 and a heavy chain CDR and framework region comprising SEQ ID NO: 10. Also provided herein are methods for treating heparin-induced thrombocytopenia (HIT) and methods for reducing the likelihood that subject will become afflicted with HIT. Further disclosed are uses of the isolated antibodies or antibody fragments in the treatment of HIT or the manufacture of compositions for the treatment of HIT.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: December 13, 2022
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Mark I. Greene, Zheng Cai, Zhiqiang Zhu, Douglas B. Cines
  • Patent number: 11500245
    Abstract: The present application discloses a backlight module and a display device. The backlight module includes a plurality of first regions and a plurality of second regions arranged adjacently; the backlight module includes a substrate, including a light-transmitting region, in which the light-transmitting region is at least partially located in the second regions; a plurality of first light-emitting elements, arranged at a side of the substrate, in which the first light-emitting elements are located in the first regions, and the first light-emitting elements emit light along a direction perpendicular to a plane where the substrate is located; a light-guiding plate, arranged at a side of the substrate away from the first light-emitting elements, in which the light-guiding plate includes a plurality of light-supplementing portions located in the second regions; and at least one second light-emitting element, arranged at a side face of the light-guiding plate.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: November 15, 2022
    Assignee: Xiamen Tianma Microelectronics Co., Ltd.
    Inventors: Zhiqiang Zhu, Yaozuo Ke
  • Patent number: 11435362
    Abstract: The present invention provides a humanized antibody or antibody fragment comprising (a) a humanized light chain comprising 1) Complementarity Determining Region (CDR)-L1, the sequence of which is identical to the sequence of SEQ ID NO: 3; 2) CDR-L2, the sequence of which is identical to the sequence of SEQ ID NO: 4; and 3) CDR-L3, the sequence of which is identical to the sequence of SEQ ID NO: 5, and (b) a humanized heavy chain comprising 1) CDR-H1, the sequence of which is identical to the sequence of SEQ ID NO: 6; 2) CDR-H2, the sequence of which is identical to the sequence of SEQ ID NO: 7; and 3) CDR-H3, the sequence of which is identical to the sequence of SEQ ID NO: 8, as well as methods for treating, diagnosing, and monitoring the progression of HIT. The present invention also provides methods for assessing the antigenicity and ability to cause HIT of anionic anticoagulants.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: September 6, 2022
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Patent number: 11312784
    Abstract: Disclosed herein are multifunctional antigen-binding proteins comprising at least one multifunctional recombinant protein scaffold and at least one antigen-specific binding domain. Polynucleotides encoding the multifunctional antigen-binding proteins, vectors containing the disclosed polynucleotides, and cells that have been genetically engineered to express the polynucleotide are also provided. Methods of using the multifunctional antigen-binding proteins are disclosed.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: April 26, 2022
    Assignee: The Trustees of the University of Pennsylvania
    Inventors: Mark I. Greene, Hongtao Zhang, Zhiqiang Zhu, Lian Lam, Zheng Cai
  • Publication number: 20200216555
    Abstract: Disclosed herein are multifunctional antigen-binding proteins comprising at least one multifunctional recombinant protein scaffold and at least one antigen-specific binding domain, Polynucleotides encoding the multifunctional antigen-binding proteins, vectors containing the disclosed polynucleotides, and cells that have been genetically engineered to express the polynucleotide are also provided. Methods of using the multifunctional antigen-binding proteins are disclosed.
    Type: Application
    Filed: June 16, 2017
    Publication date: July 9, 2020
    Inventors: Mark I. Greene, Hongtao Zhang, Zhiqiang Zhu, Lian Lam, Zheng Cai
  • Publication number: 20200165333
    Abstract: Provided herein are isolated antibodies or antibody fragments thereof that immunospecifically bind to platelet factor 4 (PF4). In some embodiments the isolated antibodies or antigen-binding fragments thereof comprise a light chain CDR and framework region comprising SEQ ID NO: 4 and a heavy chain CDR and framework region comprising SEQ ID NO: 10. Also provided herein are methods for treating heparin-induced thrombocytopenia (HIT) and methods for reducing the likelihood that subject will become afflicted with HIT. Further disclosed are uses of the isolated antibodies or antibody fragments in the treatment of HIT or the manufacture of compositions for the treatment of HIT.
    Type: Application
    Filed: May 11, 2018
    Publication date: May 28, 2020
    Inventors: Mark I. GREENE, Zheng CAI, Zhiqiang ZHU, Douglas B. CINES
  • Patent number: 10650486
    Abstract: A location of a preview image of a dynamic image is determined not to be stored in memory. A request for a frame number of at least one static image included in the dynamic image to an acquired network address is transmitted in response to determining the preview image is not stored in the memory. An issued frame number from the network address is received and the issued frame number is set as a designated frame number for the at least one static image. The at least one static image is extracted having the set designated frame number. The at least one static image is displayed having the set designated frame number as the preview image to a user.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: May 12, 2020
    Assignee: Alibaba Group Holding Limited
    Inventor: Zhiqiang Zhu
  • Patent number: 10534221
    Abstract: Display module and display device are provided. The display module includes a cover plate, a display screen, and a backlight module. The display screen includes a display region, a first non-display region, and at least one first hollowed-out part. The at least one first hollowed-out part penetrates through the display screen. The backlight module includes a metal frame and at least one second hollowed-out part penetrating through the backlight module. The metal frame includes a main part and a first bending part connected to the main part. The first bending part is disposed on inner sidewalls of the at least one second hollowed-out part and is opaque. The first bending part intersects a plane for the main part; and one end of the first bending part away from the main part extends inside the at least one first hollowed-out part.
    Type: Grant
    Filed: February 19, 2019
    Date of Patent: January 14, 2020
    Assignee: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
    Inventor: Zhiqiang Zhu
  • Publication number: 20200003786
    Abstract: The present invention provides a humanized antibody or antibody fragment comprising (a) a humanized light chain comprising 1) Complementarity Determining Region (CDR)-L1, the sequence of which is identical to the sequence of SEQ ID NO: 3; 2) CDR-L2, the sequence of which is identical to the sequence of SEQ ID NO: 4; and 3) CDR-L3, the sequence of which is identical to the sequence of SEQ ID NO: 5, and (b) a humanized heavy chain comprising 1) CDR-H1, the sequence of which is identical to the sequence of SEQ ID NO: 6; 2) CDR-H2, the sequence of which is identical to the sequence of SEQ ID NO: 7; and 3) CDR-H3, the sequence of which is identical to the sequence of SEQ ID NO: 8, as well as methods for treating, diagnosing, and monitoring the progression of HIT. The present invention also provides methods for assessing the antigenicity and ability to cause HIT of anionic anticoagulants.
    Type: Application
    Filed: June 20, 2019
    Publication date: January 2, 2020
    Inventors: Mark I. Greene, Douglas B. Cines, Zheng Cai, Zhiqiang Zhu
  • Patent number: D918899
    Type: Grant
    Filed: July 1, 2020
    Date of Patent: May 11, 2021
    Inventor: Zhiqiang Zhu
  • Patent number: D945992
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: March 15, 2022
    Inventor: Zhiqiang Zhu
  • Patent number: D971207
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: November 29, 2022
    Inventor: Zhiqiang Zhu