Patents by Inventor Chenzhi YAO

Chenzhi YAO 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).

  • Polymer and a topical composition comprising the polymer
    Patent number: 12178901
    Abstract: The present invention relates to a polymer of formula I, a cosmetic composition comprising the polymer of formula I, a method of synthesizing the polymer of formula I; and use of the polymer of formula I to provide a benefit in a photoresponsive way.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: December 31, 2024
    Assignee: Conopco, Inc.
    Inventors: Praful Gulab Rao Lahorkar, Shiyong Liu, Rajkumar Perumal, Shengyu Shi, Ashish Anant Vaidya, Chenzhi Yao, Xiaoxia Yang
  • A POLYMER AND A TOPICAL COMPOSITION COMPRISING THE POLYMER
    Publication number: 20220331225
    Abstract: The present invention relates to a polymer of formula I, a cosmetic composition comprising the polymer of formula I, a method of synthesizing the polymer of formula I; and use of the polymer of formula Ito provide a benefit in a photoresponsive way.
    Type: Application
    Filed: May 26, 2020
    Publication date: October 20, 2022
    Inventors: Praful Gulab Rao LAHORKAR, Shiyong LIU, Rajkumar PERUMAL, Shengyu SHI, Ashish Anant VAIDYA, Chenzhi YAO, Xiaoxia YANG