Patents by Inventor Longwei SUN

Longwei SUN 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).

  • PHARMACEUTICAL COMPOSITIONS OF AMORPHOUS SOLID DISPERSIONS AND METHODS OF PREPARATION THEREOF
    Publication number: 20240148731
    Abstract: An amorphous solid dispersions comprising an active pharmaceutical ingredient and pharmaceutical compositions comprising the amorphous solid dispersions. Also described herein are methods for preparing and using such compositions. In some embodiments, an amorphous solid dispersion comprises an active pharmaceutical ingredient such as palbociclib or neratinib, one or more acids, and a high-molecular weight material.
    Type: Application
    Filed: September 29, 2021
    Publication date: May 9, 2024
    Inventors: Zeren WANG, Shun CHEN, Longwei SUN, Yanxin ZHAO
  • PHARMACEUTICAL COMPOSITIONS
    Publication number: 20230414613
    Abstract: Provided are pharmaceutical compositions which include a mixture of a lipophilic active pharmaceutical ingredient such as nilotinib, a hydrophilic polymer, one or more surfactants, and optionally an adsorbent. Also described are methods for preparing and using such pharmaceutical compositions. In one aspect, disclosed herein is an amorphous solid dispersion comprising the active pharmaceutical ingredient.
    Type: Application
    Filed: March 28, 2023
    Publication date: December 28, 2023
    Inventors: Zeren WANG, Shun CHEN, Jiqian PENG, Longwei Sun, Yanxin Zhao
  • Pharmaceutical compositions of amorphous solid dispersions and methods of preparation thereof
    Patent number: 11471418
    Abstract: Provided are amorphous solid dispersions comprising an active pharmaceutical ingredient and pharmaceutical compositions comprising the amorphous solid dispersions. Also described herein are methods for preparing and using such compositions. In some embodiments, an amorphous solid dispersion comprises an active pharmaceutical ingredient such as palbociclib or neratinib, one or more acids, and a high-molecular weight material.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: October 18, 2022
    Assignee: Shenzhen Pharmacin Co., Ltd.
    Inventors: Zeren Wang, Shun Chen, Longwei Sun, Yanxin Zhao
  • PHARMACEUTICAL COMPOSITIONS OF AMORPHOUS SOLID DISPERSIONS AND METHODS OF PREPARATION THEREOF
    Publication number: 20220096389
    Abstract: Provided are amorphous solid dispersions comprising an active pharmaceutical ingredient and pharmaceutical compositions comprising the amorphous solid dispersions. Also described herein are methods for preparing and using such compositions. In some embodiments, an amorphous solid dispersion comprises an active pharmaceutical ingredient such as palbociclib or neratinib, one or more acids, and a high-molecular weight material.
    Type: Application
    Filed: November 13, 2020
    Publication date: March 31, 2022
    Inventors: Zeren WANG, Shun CHEN, Longwei SUN, Yanxin ZHAO