Patents by Inventor Yifan Zhai

Yifan Zhai 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: 20240316069
    Abstract: Disclosed are methods of treating multiple sclerosis. The method comprises: administering an effective amount of a compound represented by Formula I below, a pharmaceutically acceptable salt or solvate thereof to a subject in need thereof.
    Type: Application
    Filed: December 28, 2021
    Publication date: September 26, 2024
    Inventors: Saijie ZHU, Douglas D. FANG, Yifan ZHAI, Dajun YANG
  • Publication number: 20240316051
    Abstract: Provided herein are the pharmaceutical combination comprising an embryonic ectoderm development (EED) inhibitor and one or more anticancer reagents, and the use of the combination in the treatment of a disease. Provided also is a pharmaceutical composition or a kit comprising the combination.
    Type: Application
    Filed: April 19, 2022
    Publication date: September 26, 2024
    Inventors: Yifan ZHAI, Dajun YANG, Douglas Dong FANG, Saijie ZHU, Hengrui ZHU, Ran TAO
  • Patent number: 12083136
    Abstract: The present disclosure provides a pharmaceutical composition comprising a Bcl-2/Bcl-xL inhibitor, a chemotherapeutic agent, and a pharmaceutically acceptable carrier. The present disclosure also provides a method of treating cancer, comprising administering to a subject in need thereof a therapeutically effective amount of a Bcl-2/Bcl-xL inhibitor and a therapeutically effective amount of a chemotherapeutic agent. The present disclosure also provides use of a combination of a Bcl-2/Bcl-xL inhibitor and a chemotherapeutic agent in the manufacture of an anti-tumor medicament. In the present disclosure, a significantly enhanced anti-tumor effect can be achieved by administration of a Bcl-2/Bcl-xL inhibitor in combination with a chemotherapeutic agent.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: September 10, 2024
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD
    Inventors: Dajun Yang, Yifan Zhai, Guangfeng Wang, Douglas Dong Fang, Jing Deng, Miaozhen Qiu, Lin Zhang
  • Publication number: 20240122921
    Abstract: The present invention relates to methods for treating patients with cancer, including patients with hematological malignancy, wherein the method comprises administering to the patient a therapeutically effective amount of a compound of formula (I), or a pharmaceutically acceptable salt thereof, wherein R1 and R2 are as defined herein.
    Type: Application
    Filed: September 25, 2023
    Publication date: April 18, 2024
    Inventors: Yifan ZHAI, Zi CHEN, Qian JIANG, Xiaojun HUANG, Wei LIU, Dajun YANG
  • Patent number: 11850239
    Abstract: Provided herein is a method of treating, preventing, or alleviating one or more symptoms of a disorder, disease, or condition mediated by an MDM2 with an MDM2 inhibitor, e.g., a compound of Formula (I), and a platinum compound. Also provided herein is a method of inhibiting the growth of a cell with an MDM2 inhibitor and a platinum compound.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: December 26, 2023
    Assignees: Ascentage Pharma (Suzhou) Co., Ltd., Ascentage Pharma Group Corp Limited
    Inventors: Yifan Zhai, Dajun Yang
  • Publication number: 20230404998
    Abstract: The present invention relates to one or more combination treatments of cancer patients with a compound of formula (I), and an allosteric inhibitor or an immune checkpoint molecule, wherein R1 and R2 are as described herein.
    Type: Application
    Filed: April 11, 2023
    Publication date: December 21, 2023
    Inventors: Yifan ZHAI, Dajun YANG, Guangfeng WANG, Miaozhen QIU, Fan LUO
  • Publication number: 20230398110
    Abstract: Methods for treating non-alcoholic steatohepatitis using compounds or pharmaceutical compositions that modulate the activity of Bcl-2 family proteins are disclosed. In some methods, the patient to be treated is diagnosed with one or more additional diseases selected from cardiovascular disease, chronic kidney disease, type 2 diabetes mellitus, obesity, and metabolic syndrome, wherein the metabolic syndrome may include, but is not limited to patient presentation of one or more of hypertension, hyperglycaemia, hyper-lipemia, insulin resistance (IR). In some methods, the compound or pharmaceutical composition is administered to the patient in need thereof at a therapeutically effective dose sufficient to elicit one or more effects selected from: reduced liver steatosis, reduced lobular inflammation, reduced hepatocellular ballooning, and reduced liver fibrosis.
    Type: Application
    Filed: August 20, 2021
    Publication date: December 14, 2023
    Inventors: Yifan ZHAI, Dajun YANG, Douglas Dong FANG, Qiang LI
  • Publication number: 20230381176
    Abstract: Provided herein in the biomedical field are a pharmaceutical composition, use thereof for treating or suppressing a cancer, reducing its severity, lowering its risk or inhibiting its metastasis in an individual, and a method for treating or suppressing a cancer, reducing its severity, lowering its risk or inhibiting its metastasis in an individual. The method comprises administering to the individual a therapeutically effective amount of an ALK inhibitor, and a therapeutically effective amount of one or more other anticancer reagents. It also relates to a kit comprising an ALK inhibitor, and one or more other anticancer reagents.
    Type: Application
    Filed: September 24, 2021
    Publication date: November 30, 2023
    Inventors: Yifan Zhai, Dajun Yang, Douglas Fang, Ran Tao, Guangfeng Wang
  • Publication number: 20230301989
    Abstract: Methods for treating systemic lupus erythematosus using compounds or pharmaceutical compositions that modulate the activity of Bcl-2 family proteins are disclosed. In some methods, the patient to be treated is diagnosed with lupus nephritis. In some methods, the compound or pharmaceutical composition is administered to the patient in need thereof at a therapeutically effective dose sufficient to elicit one or more effects selected from: reduced excretion of protein in the urine of the patient, reduced serum anti-dsDNA autoantibody levels in the patient, reduced skin lesion severity in the patient, reduced lymphadenopathy severity in the patient, reduced glomerulonephritis severity in the patient, reduced vasculitis severity in the patient, reduced lymphocyte cell counts in a peripheral blood mononuclear cell (PMBC) panel taken from the patient, reduced lymphocyte cell counts in the spleen of the patient, and reduced lymphocyte infiltration of the kidneys of the patient.
    Type: Application
    Filed: August 20, 2021
    Publication date: September 28, 2023
    Inventors: Yifan ZHAI, Dajun YANG, Dong FANG, Saijie ZHU
  • Publication number: 20230218575
    Abstract: Provided herein is a microsuspension of an MDM2 inhibitor, comprising microparticles of the MDM2 inhibitor, e.g., a compound of Formula (I), a surfactant, and a tonicity agent. Also provided herein is a method of treating an MDM2-mediated disorder, disease, or condition with the microsuspension.
    Type: Application
    Filed: June 11, 2021
    Publication date: July 13, 2023
    Inventors: Saijie ZHU, Douglas Dong FANG, Yifan ZHAI, Dajun YANG
  • Publication number: 20230149356
    Abstract: Provided use of MDM2 inhibitors alone or in combination with additional therapeutic agent in the treatment of conditions and diseases wherein inhibition of MDM2 and MDM2-related proteins provides a benefit.
    Type: Application
    Filed: April 13, 2021
    Publication date: May 18, 2023
    Inventors: Yifan ZHAI, Dajun YANG
  • Publication number: 20230078120
    Abstract: A method for treating patients with viral infections, particularly coronavirus infections, wherein the method comprises administering to the patient a therapeutically effective amount of a compound of any one of formulas (I)-(VI) or Compound 1, 2, 3, 4, or 5, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 29, 2021
    Publication date: March 16, 2023
    Inventors: Yifan Zhai, Dajun YANG, Douglas Dong FANG, Hengrui ZHU
  • Publication number: 20230029259
    Abstract: A pharmaceutical composition comprising: a) an effective amount of an Inhibitors of Apoptosis Proteins (IAP) inhibitor, wherein the IAP inhibitor is represented by formula (I): or a pharmaceutically acceptable salt thereof, the definitions of each variable are provided herein; b) an effective amount of a second inhibitor, wherein the second inhibitor is a poly ADP ribose polymerase (PARP) inhibitor or a mitogen-activated protein kinase kinase (MEK) inhibitor; and a pharmaceutically acceptable carrier or diluent.
    Type: Application
    Filed: December 2, 2020
    Publication date: January 26, 2023
    Inventors: Yifan Zhai, Dajun Yang, Douglas Dong Fang, Qiang Li
  • Patent number: 11554127
    Abstract: Provided herein is a combination product comprising a Bcl-2 inhibitor, an anti-CD20 antibody and/or bendamustine or a combination product comprising a Bcl-2 inhibitor and CHOP, the combination product provides a use of the combination product for prevention and/or treatment of a disease (e.g., cancer, rheumatoid arthritis (RA), granulomatosis with polyangiitis (GPA), and microscopic polyangiitis).
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: January 17, 2023
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD.
    Inventors: Dajun Yang, Yifan Zhai, Guangfeng Wang
  • Patent number: 11491167
    Abstract: The present invention relates to a combination product comprising a Bcl-2 inhibitor and a chemotherapeutic agent, and the combination product provides a use in the prevention and/or treatment of diseases (e.g., cancer).
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: November 8, 2022
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD.
    Inventors: Dajun Yang, Yifan Zhai, Guangfeng Wang
  • Patent number: 11491168
    Abstract: The present disclosure provides a pharmaceutical composition comprising a Bcl-2/Bcl-xL inhibitor, a chemotherapeutic agent, and a pharmaceutically acceptable carrier. The present disclosure also provides a method of treating cancer, comprising administering to a subject in need thereof a therapeutically effective amount of a Bcl-2/Bcl-xL inhibitor alone or in combination with a therapeutically effective amount of a chemotherapeutic agent. The present disclosure also provides use of a combination of a Bcl-2/Bcl-xL inhibitor and a chemotherapeutic agent in the manufacture of an anti-tumor medicament. In the present disclosure, a significantly enhanced anti-tumor effect can be achieved by administration of a Bcl-2/Bcl-xL inhibitor in combination with a chemotherapeutic agent.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: November 8, 2022
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD.
    Inventors: Yifan Zhai, Dajun Yang
  • Patent number: D1012494
    Type: Grant
    Filed: November 15, 2023
    Date of Patent: January 30, 2024
    Assignee: Jingning Meige Technology Service Co., Ltd.
    Inventor: Yifan Zhai
  • Patent number: D1020279
    Type: Grant
    Filed: January 3, 2024
    Date of Patent: April 2, 2024
    Assignee: Jingning Meige Technology Service Co., Ltd.
    Inventor: Yifan Zhai
  • Patent number: D1021440
    Type: Grant
    Filed: January 18, 2024
    Date of Patent: April 9, 2024
    Assignee: Jingning Meige Technology Service Co., Ltd.
    Inventor: Yifan Zhai
  • Patent number: D1044350
    Type: Grant
    Filed: June 13, 2024
    Date of Patent: October 1, 2024
    Assignee: Jingning Meige Technology Service Co., Ltd.
    Inventor: Yifan Zhai