Patents by Inventor Demeng XIE

Demeng XIE 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).

  • Publication number: 20250154119
    Abstract: A glycosyl donor represented by formula (I) is used for preparing an S-glycoside compound represented by formula (III), an O-glycoside compound represented by formula (V), and a C-glycoside compound represented by formula (V). The glycosyl donor is a raw material in the preparation of O-glycoside, S-glycoside, and C-glycoside compounds by means of a free radical reaction, most of which have a special ? configuration.
    Type: Application
    Filed: January 15, 2025
    Publication date: May 15, 2025
    Inventors: Dawen NIU, Xia ZHANG, Liqiang WAN, Chen ZHANG, Demeng XIE
  • Patent number: 12202812
    Abstract: A glycosyl donor represented by formula (I) is used for preparing an S-glycoside compound represented by formula (III), an O-glycoside compound represented by formula (V), and a C-glycoside compound represented by formula (V). The glycosyl donor is a raw material in the preparation of O-glycoside, S-glycoside, and C-glycoside compounds by means of a free radical reaction, most of which have a special ? configuration.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: January 21, 2025
    Assignee: SICHUAN UNIVERSITY
    Inventors: Dawen Niu, Xia Zhang, Liqiang Wan, Chen Zhang, Demeng Xie
  • Publication number: 20220127239
    Abstract: A glycosyl donor represented by formula (I) is used for preparing an S-glycoside compound represented by formula (III), an O-glycoside compound represented by formula (V), and a C-glycoside compound represented by formula (V). The glycosyl donor is a raw material in the preparation of O-glycoside, S-glycoside, and C-glycoside compounds by means of a free radical reaction, most of which have a special ? configuration.
    Type: Application
    Filed: July 21, 2020
    Publication date: April 28, 2022
    Inventors: Dawen NIU, Xia ZHANG, Liqiang WAN, Chen ZHANG, Demeng XIE