Patents by Inventor Lizhen Xia

Lizhen Xia 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).

  • PREPARATION OF SUBSTITUTED ACRYLATE COMPOUND
    Publication number: 20230312455
    Abstract: A method for preparing a substituted acrylate compound of general formula (I) is provided.
    Type: Application
    Filed: August 23, 2021
    Publication date: October 5, 2023
    Applicant: Hua Medicine (Shanghai) Ltd.
    Inventors: Jin She, Li Chen, Guanghua Lv, Xiangle Jin, Lizhen Xia, Jun Li
  • Intermediates for the preparation of lubiprostone
    Patent number: 9012662
    Abstract: Intermediates of the following formulae for the preparation of lubiprostone:
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: April 21, 2015
    Assignee: ScinoPharm (Kunshan) Biochemical Technology Co., Ltd.
    Inventors: Julian Paul Henschke, Yuanlian Liu, Lizhen Xia, Yung-Fa Chen
  • INTERMEDIATES FOR THE PREPARATION OF LUBIPROSTONE
    Publication number: 20150005528
    Abstract: Intermediates of the following formulae for the preparation of lubiprostone:
    Type: Application
    Filed: August 21, 2014
    Publication date: January 1, 2015
    Inventors: Julian Paul HENSCHKE, Yuanlian LIU, Lizhen XIA, Yung-Fa CHEN
  • Process for the preparation of lubiprostone
    Patent number: 8846958
    Abstract: Processes for preparing and purifying lubiprostone are disclosed. Intermediates and preparation thereof are also disclosed.
    Type: Grant
    Filed: November 16, 2010
    Date of Patent: September 30, 2014
    Assignee: Scinopharm (Kunshan) Biochemical Technology Co., Ltd.
    Inventors: Julian Paul Henschke, Yuanlian Liu, Lizhen Xia, Yung-Fa Chen
  • PROCESS FOR THE PREPARATION OF LUBIPROSTONE
    Publication number: 20130225842
    Abstract: Processes for preparing and purifying lubiprostone are disclosed. Intermediates and preparation thereof are also disclosed.
    Type: Application
    Filed: November 16, 2010
    Publication date: August 29, 2013
    Inventors: Julian Paul Henschke, Yuanlian Liu, Lizhen Xia, Yung-Fa Chen