Patents by Inventor Yuefeng SHAN

Yuefeng SHAN 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).

  • AMORPHOUS FORM OF NITROGEN-CONTAINING TRICYCLIC COMPOUND AND USE THEREOF
    Publication number: 20230002400
    Abstract: An amorphous form of a nitrogen-containing tricyclic compound and a use thereof, a pharmaceutical composition containing the compound in the amorphous form, and the use of the compound in the amorphous form or the pharmaceutical composition in the preparation of a drug for preventing, treating or alleviating FXR-mediated diseases in a patient.
    Type: Application
    Filed: November 27, 2020
    Publication date: January 5, 2023
    Applicant: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Xinye YANG, Liang CHEN, Yuefeng SHAN, Xiaojun WANG
  • CRYSTALLINE FORM OF NITROGEN-CONTAINING TRICYCLIC COMPOUND AND USE THEREOF
    Publication number: 20220389024
    Abstract: A crystalline form A of a nitrogen-containing tricyclic compound shown in formula (I), a pharmaceutical composition containing the crystalline form A, and the use of the crystalline form A or the pharmaceutical composition in the preparation of a medication for preventing, treating or relieving an FXR-mediated disease of a patient.
    Type: Application
    Filed: November 27, 2020
    Publication date: December 8, 2022
    Applicant: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Yuefeng SHAN, Liang CHEN, Xinye YANG, Xiaojun WANG
  • Processes for preparing dihydropyrimidine derivatives and intermediates thereof
    Patent number: 9643962
    Abstract: The present invention refers to processes for preparing a dihydropyrimidine compound having Formula (I), or a tautomer thereof having Formula (Ia), as well as a intermediate thereof. The process of the invention has simple operation, high optical purity of product, high yield and convenient work-up, which is suitable for industrial production.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: May 9, 2017
    Assignee: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Qingyun Ren, Xinchang Liu, Zhifu Zou, Linjin Tu, Yuefeng Shan, Douxing Lei, Siegfried Goldmann, Yingjun Zhang
  • PROCESSES FOR PREPARING DIHYDROPYRIMIDINE DERIVATIVES AND INTERMEDIATES THEREOF
    Publication number: 20160264563
    Abstract: The present invention refers to processes for preparing a dihydropyrimidine compound having Formula (I), or a tautomer thereof having Formula (Ia), as well as a intermediate thereof. The process of the invention has simple operation, high optical purity of product, high yield and convenient work-up, which is suitable for industrial production.
    Type: Application
    Filed: November 27, 2014
    Publication date: September 15, 2016
    Applicant: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Qingyun REN, Xinchang LIU, Zhifu ZOU, Linjin TU, Yuefeng SHAN, Douxing LEI, Slegfried GOLDMANN, Yingjun ZHANG