Patents by Inventor Wenxin Ma

Wenxin Ma 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).

  • Selective estrogen-receptor modulators (SERMs) confer protection against photoreceptor degeneration
    Patent number: 11040019
    Abstract: Methods are disclosed for treating and/or preventing retinal degeneration is a subject. In some embodiments, the method includes administering to the subject a therapeutically effective amount of a selective estrogen receptor modulator (SERM) to treat the retinal degeneration in the subject. In other embodiments, the SERM is administered orally. In some examples, the SERM is tamoxifen, afimoxifene, raloxifene, bazedoxifene, arzoxifene, desmethylarzoxifene, or a salt or derivative thereof, or combinations thereof.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: June 22, 2021
    Assignee: The United States of America, as represented by the Secretary, Department of Health and Human Services
    Inventors: Wenxin Ma, Lian Zhao, Xu Wang, Wai T. Wong
  • Stable fat-soluble active ingredient composition, microcapsule and process of preparation and use thereof
    Patent number: 11013807
    Abstract: The present invention provides a stable fat-soluble active ingredient composition, microcapsule and process for preparation and use thereof. The fat-soluble active ingredient composition comprises tocopherol, vitamin C palmitate and a fat-soluble active ingredient; wherein the weight ratio of tocopherol to vitamin C palmitate is 2-8:1, the weight ratio of a combination of tocopherol with vitamin C palmitate to the fat-soluble active ingredient is 7-13:100. The present invention obtains a novel antioxidant composition without hidden dangers for improving the stability of the fat-soluble active ingredient by screening a combination of antioxidants and adjusting their proportion and dose.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: May 25, 2021
    Assignees: ZHEJIANG MEDICINE CO., LTD. XINCHANG PHARMACEUTICAL FACTORY, ZHEJIANG MEDICINE CO., LTD. VITAMIN FACTORY
    Inventors: Guoquan Mao, Hongming Zhu, Wenxin Ma, Zhiping Liang, Li Qian, Fritz Bernhard Lubbe, Siping Hu, Chun Li, Shanping Wen, Qinlan Wang, Huajuan Kong
  • SELECTIVE ESTROGEN-RECEPTOR MODULATORS (SERMS) CONFER PROTECTION AGAINST PHOTORECEPTOR DEGENERATION
    Publication number: 20190209497
    Abstract: Methods are disclosed for treating and/or preventing retinal degeneration is a subject. In some embodiments, the method includes administering to the subject a therapeutically effective amount of a selective estrogen receptor modulator (SERM) to treat the retinal degeneration in the subject. In other embodiments, the SERM is administered orally. In some examples, the SERM is tamoxifen, afimoxifene, raloxifene, bazedoxifene, arzoxifene, desmethylarzoxifene, or a salt or derivative thereof, or combinations thereof.
    Type: Application
    Filed: August 10, 2017
    Publication date: July 11, 2019
    Applicant: THE UNITED STATES OF AMERICA, as represented by the Secretary, Dept. of Health and Human Service
    Inventors: Wenxin Ma, Lian Zhao, Xu Wang, Wai T. Wong
  • Stable Fat-soluble Active Ingredient Composition, Microcapsule and Process Of Preparation and Use Thereof
    Publication number: 20180207277
    Abstract: The present invention provides a stable fat-soluble active ingredient composition, microcapsule and process for preparation and use thereof. The fat-soluble active ingredient composition comprises tocopherol, vitamin C palmitate and a fat-soluble active ingredient; wherein the weight ratio of tocopherol to vitamin C palmitate is 2-8:1, the weight ratio of a combination of tocopherol with vitamin C palmitate to the fat-soluble active ingredient is 7-13:100. The present invention obtains a novel antioxidant composition without hidden dangers for improving the stability of the fat-soluble active ingredient by screening a combination of antioxidants and adjusting their proportion and dose.
    Type: Application
    Filed: January 19, 2018
    Publication date: July 26, 2018
    Inventors: Guoquan Mao, Hongming Zhu, Wenxin Ma, Zhiping Liang, Li Qian, Fritz Bernhard Lubbe, Siping Hu, Chun Li, Shanping Wen, Qinlan Wang, Huajuan Kong