Patents by Inventor Yanchun Gong

Yanchun Gong 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).

  • Patent number: 11878078
    Abstract: The present invention relates to the technical field of medicine and relates to an instant release pharmaceutical preparation of an anticoagulant and a preparation method therefor. The instant release pharmaceutical preparation of an anticoagulant comprises a vicagrel compound or a pharmaceutically acceptable form thereof, the preparation is a tablet or a capsule, the vicagrel or the pharmaceutically acceptable form thereof is provided at a suitable particle size, and the D90 thereof <50 ?m. With regard to the drug-containing particles obtained by the present invention, a pharmaceutical preparation formed therefrom exhibits rapid release characteristics in an in vitro dissolution test and exhibits considerable advantages in pharmacokinetics in vivo, showing a greater degree (AUC) and rate (Cmax) of drug absorption.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: January 23, 2024
    Assignee: Jiangsu Vcare PharmaTech Co., Ltd.
    Inventors: Yanlei Zhao, Jianjun Zhang, Xuefang Liu, Yuan Gao, Hongbin Sun, Yanchun Gong, Yongqiang Liu
  • Publication number: 20230124923
    Abstract: The present invention relates to the technical field of medicine and relates to an instant release pharmaceutical preparation of an anticoagulant and a preparation method therefor. The instant release pharmaceutical preparation of an anticoagulant comprises a vicagrel compound or a pharmaceutically acceptable form thereof, the preparation is a tablet or a capsule, the vicagrel or the pharmaceutically acceptable form thereof is provided at a suitable particle size, and the D90 thereof <50 ?m. With regard to the drug-containing particles obtained by the present invention, a pharmaceutical preparation formed therefrom exhibits rapid release characteristics in an in vitro dissolution test and exhibits considerable advantages in pharmacokinetics in vivo, showing a greater degree (AUC) and rate (Cmax) of drug absorption.
    Type: Application
    Filed: October 20, 2022
    Publication date: April 20, 2023
    Applicant: Jiangsu Vcare PharmaTech Co., Ltd.
    Inventors: Yanlei Zhao, Jianjun Zhang, Xuefang Liu, Yuan Gao, Hongbin Sun, Yanchun Gong, Yongqiang Liu
  • Patent number: 11597729
    Abstract: Disclosed in the present invention are a pyrazolo [1,5-a]pyrimidine derivative having a structure of formula (I), a pharmaceutical composition comprising the compound of formula (I), and use of the compound in the preparation of a medicament for preventing or treating diseases associated with tropomyosin receptor kinases, in particular for preventing or treating cancers associated with tropomyosin receptor kinases. Each substituent in formula (I) has the same definition as that in the description.
    Type: Grant
    Filed: June 6, 2019
    Date of Patent: March 7, 2023
    Assignee: JIANGSU VCARE PHARMATECH CO., LTD.
    Inventors: Yong Wu, Wenbin Zhou, Yanchun Gong, Yaoxiang Yue, Jie Deng, Yongqiang Liu
  • Patent number: 11478432
    Abstract: The present invention relates to the technical field of medicine and relates to an instant release pharmaceutical preparation of an anticoagulant and a preparation method therefor. The instant release pharmaceutical preparation of an anticoagulant comprises a vicagrel compound or a pharmaceutically acceptable form thereof, the preparation is a tablet or a capsule, the vicagrel or the pharmaceutically acceptable form thereof is provided at a suitable particle size, and the D90 thereof <50 ?m. With regard to the drug-containing particles obtained by the present invention, a pharmaceutical preparation formed therefrom exhibits rapid release characteristics in an in vitro dissolution test and exhibits considerable advantages in pharmacokinetics in vivo, showing a greater degree (AUC) and rate (Cmax) of drug absorption.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: October 25, 2022
    Assignee: Jiangsu Vcare Pharma Tech Co., Ltd.
    Inventors: Yanlei Zhao, Jianjun Zhang, Xuefang Liu, Yuan Gao, Hongbin Sun, Yanchun Gong, Yongqiang Liu
  • Publication number: 20220177467
    Abstract: A 7-azaindole derivative having the structure of formula (I), a pharmaceutical composition containing the compound of formula (I), and uses of the compound in preparing a medicament for preventing or treating Janus kinase (JAK) family-related diseases, specifically, uses in preventing or treating inflammatory diseases related to protein tyrosine kinase.
    Type: Application
    Filed: January 19, 2020
    Publication date: June 9, 2022
    Inventors: Yong Wu, Yanchun Gong, Wenbin Zhou, Daan Qin, Ya Zhang, Yongqiang Liu
  • Publication number: 20210094953
    Abstract: Disclosed in the present invention are a pyrazolo [1,5-a]pyrimidine derivative having a structure of formula (I), a pharmaceutical composition comprising the compound of formula (I), and use of the compound in the preparation of a medicament for preventing or treating diseases associated with tropomyosin receptor kinases, in particular for preventing or treating cancers associated with tropomyosin receptor kinases. Each substituent in formula (I) has the same definition as that in the description.
    Type: Application
    Filed: June 6, 2019
    Publication date: April 1, 2021
    Inventors: Yong WU, Wenbin ZHOU, Yanchun GONG, Yaoxiang YUE, Jie DENG, Yongqiang LIU
  • Publication number: 20200397709
    Abstract: The present invention relates to the technical field of medicine and relates to an instant release pharmaceutical preparation of an anticoagulant and a preparation method therefor. The instant release pharmaceutical preparation of an anticoagulant comprises a vicagrel compound or a pharmaceutically acceptable form thereof, the preparation is a tablet or a capsule, the vicagrel or the pharmaceutically acceptable form thereof is provided at a suitable particle size, and the D90 thereof <50 ?m. With regard to the drug-containing particles obtained by the present invention, a pharmaceutical preparation formed therefrom exhibits rapid release characteristics in an in vitro dissolution test and exhibits considerable advantages in pharmacokinetics in vivo, showing a greater degree (AUC) and rate (Cmax) of drug absorption.
    Type: Application
    Filed: April 16, 2018
    Publication date: December 24, 2020
    Inventors: Yanlei Zhao, Jianjun Zhang, Xuefang Liu, Yuan Gao, Hongbin Sun, Yanchun Gong, Yongqiang Liu