Patents by Inventor Bifei He

Bifei He 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).

  • Diaryl thioether piperazine compounds, preparation methods and uses thereof
    Patent number: 10927089
    Abstract: The invention relates to a diaryl thioether piperazine compound, a preparation method and use thereof. Specifically, the compound is a compound of Formula (I), wherein HX is C10-20 fatty acid or pamoic acid.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: February 23, 2021
    Assignee: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Xin Lei, Dongming Li, Zhonghua Luo, Bifei He, Qian Wang
  • MEMANTINE COMPOUNDS AND THEIR PREPARATION AND USES THEREOF
    Publication number: 20200399208
    Abstract: Provided are compounds of formula (I), or a stereoisomer, mixture of stereoisomers, deuterated analog, tautomer, solvate or pharmaceutically acceptable salt thereof, compositions, method of making and uses thereof.
    Type: Application
    Filed: September 8, 2020
    Publication date: December 24, 2020
    Inventors: Bifei He, Yuping Fan, Huixiong Lu, Guangyuan Liu, Zhongqing Wang, Zhonghua Luo
  • Memantine compounds and their preparation and uses thereof
    Patent number: 10800734
    Abstract: Provided are compounds of formula (I), or a stereoisomer, mixture of stereoisomers, deuterated analog, tautomer, solvate or pharmaceutically acceptable salt thereof, compositions, method of making and uses thereof.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: October 13, 2020
    Assignee: Sunshine Lake Pharma Co., Ltd.
    Inventors: Bifei He, Yuping Fan, Huixiong Lu, Guangyuan Liu, Zhongqing Wang, Zhonghua Luo
  • Solid forms of an adamantyl compound, compositions and uses thereof
    Patent number: 10654797
    Abstract: Provided herein are crystalline forms of (((((1r, 3R, 5S, 7r)-3, 5-dimethyladamantan-1-yl)carbamoyl) oxy) methyl benzoate (Compound (I)): Also provided are compositions comprising the crystalline forms of Compound (I), processes of manufacture and methods of using the crystalline forms of Compound (I).
    Type: Grant
    Filed: November 2, 2017
    Date of Patent: May 19, 2020
    Assignee: North & South Brother Pharmacy Investment Company Limited
    Inventors: Huiqing Ye, Jinchao Xu, Bifei He, Guangyuan Liu, Yuping Fan, Zhongqing Wang, Zhonghua Luo
  • SOLID FORMS OF AN ADAMANTYL COMPOUND, COMPOSITIONS AND USES THEREOF
    Publication number: 20190315679
    Abstract: Provided herein are crystalline forms of (((((1r, 3R, 5S, 7r)-3, 5-dimethyladamantan-1-yl)carbamoyl) oxy) methyl benzoate (Compound (I)): Also provided are compositions comprising the crystalline forms of Compound (I), processes of manufacture and methods of using the crystalline forms of Compound (I).
    Type: Application
    Filed: November 2, 2017
    Publication date: October 17, 2019
    Inventors: Huiqing Ye, Jinchao Xu, Bifei He, Guangyuan Liu, Yuping Fan, Zhongqing Wang, Zhonhhua Luo
  • DIARYL THIOETHER PIPERAZINE COMPOUNDS, PREPARATION METHODS AND USES THEREOF
    Publication number: 20190256482
    Abstract: The invention relates to a diaryl thioether piperazine compound, a preparation method and use thereof. Specifically, the compound is a compound of Formula (I), wherein HX is C10-20 fatty acid or pamoic acid.
    Type: Application
    Filed: June 15, 2017
    Publication date: August 22, 2019
    Applicant: SUNSHINE LAKE PHARMA CO., LTD.
    Inventors: Xin LEI, Dongming LI, Zhonghua LUO, Bifei HE, Qian WANG
  • MEMANTINE COMPOUNDS AND THEIR PREPARATION AND USES THEREOF
    Publication number: 20190144378
    Abstract: Provided are compounds of formula (I), or a stereoisomer, mixture of stereoisomers, deuterated analog, tautomer, solvate or pharmaceutically acceptable salt thereof, compositions, method of making and uses thereof.
    Type: Application
    Filed: May 5, 2017
    Publication date: May 16, 2019
    Inventors: Bifei He, Yuping Fan, Huixiong Lu, Guangyuan Liu, Zhongqing Wang, Zhonghua Luo