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: 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: 11478469
    Abstract: Provided herein is a combination product comprising a Bcl-2 inhibitor and an MDM-2 inhibitor, the combination product providing a use in the prevention and/or treatment of diseases (e.g., cancer).
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: October 25, 2022
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD.
    Inventors: Dajun Yang, Yifan Zhai, Qiuqiong Tang, Douglas Dong Fang
  • Patent number: 11478477
    Abstract: The present invention pertains to the biomedical field, and particularly relates to 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 one or more of a FAK inhibitor, an ALK inhibitor and a ROS1 inhibitor, and a therapeutically effective amount of an EGFR inhibitor. The invention also relates to a pharmaceutical composition or kit comprising one or more of a FAK inhibitor, an ALK inhibitor and a ROS1 inhibitor, and an EGFR inhibitor.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: October 25, 2022
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD.
    Inventors: Dajun Yang, Yifan Zhai, Douglas Dong Fang, Guangfeng Wang
  • Patent number: 11478470
    Abstract: Provided herein is a combination product comprising a Bcl-2 inhibitor (or a Bc1-2/Bc1-xl dual inhibitor) and a BTK inhibitor, the combination product providing a use in the prevention and/or treatment of a disease (e.g., cancer, autoimmune disease and inflammatory disease.).
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: October 25, 2022
    Assignee: ASCENTAGE PHARMA (SUZHOU) CO., LTD.
    Inventors: Dajun Yang, Yifan Zhai, Douglas Dong Fang, Guangfeng Wang, Guoqin Zhai
  • Publication number: 20220323465
    Abstract: Described herein are methods of treating a cancer, for example, a hematologic malignancy or a solid tumor, in a patient in need thereof, comprising administering to the patient a Bcl-2 inhibitor in combination with a second anti-cancer agent.
    Type: Application
    Filed: December 4, 2020
    Publication date: October 13, 2022
    Inventors: Yifan ZHAI, Dajun YANG, Douglas Dong FANG, Guangfeng WANG, Jing DENG, Qiuqiong TANG, Ran TAO
  • 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