Patents by Inventor Liufeng Zhou

Liufeng Zhou 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).

  • Crystalline form of fused pyridine derivative's maleate and uses thereof
    Patent number: 10577364
    Abstract: The compound of Formula I, the crystalline form thereof, and methods of preparing and using them are provided.
    Type: Grant
    Filed: July 20, 2016
    Date of Patent: March 3, 2020
    Assignee: BETTA PHARMACEUTICALS CO., LTD
    Inventors: Shaojing Hu, Wei Long, Liufeng Zhou, Zhiguo Xu, Fei Wang
  • CRYSTALLINE FORM OF FUSED PYRIDINE DERIVATIVE'S MALEATE AND USES THEREOF
    Publication number: 20180186788
    Abstract: The compound of Formula I, the crystalline form thereof, and methods of preparing and using them are provided.
    Type: Application
    Filed: July 20, 2016
    Publication date: July 5, 2018
    Applicant: BETTA PHARMACEUTICALS CO., LTD
    Inventors: Shaojing HU, Wei LONG, Liufeng ZHOU, Zhiguo XU, Fei WANG
  • Stable polymorphic forms of compound as hypoxia mimetics, and uses thereof
    Patent number: 9238637
    Abstract: The polymorphic forms of the compound of Formula I, the preparation thereof including the preparation of the intermediates, the pharmaceutical compositions thereof and the uses of a polymorph above in the manufacture of medicaments for treating a disease, a disorder or a condition are disclosed.
    Type: Grant
    Filed: July 30, 2012
    Date of Patent: January 19, 2016
    Assignee: BEIJING BETTA PHARMACEUTICALS CO., LTD
    Inventors: Xinshan Kang, Wei Long, Fei Wang, Cunbo Ma, Liufeng Zhou, Yunyan Hu, Yanping Wang, Hong Cao, Yinxiang Wang, Fenlai Tan
  • Stable Polymorphic Forms of Compound as Hypoxia Mimetics, and Uses Thereof
    Publication number: 20140343137
    Abstract: The polymorphic forms of the compound of Formula I, the preparation thereof including the preparation of the intermediates, the pharmaceutical compositions thereof and the uses of a polymorph above in the manufacture of medicaments for treating a disease, a disorder or a condition are disclosed.
    Type: Application
    Filed: July 30, 2012
    Publication date: November 20, 2014
    Applicants: BEIJING BETTA PHARMACEUTICALS CO., LTD.
    Inventors: Xinshan Kang, Wei Long, Fei Wang, Cunbo Ma, Liufeng Zhou, Yunyan Hu, Yanping Wang, Hong Cao, Yinxiang Wang, Fenlai Tan