Patents by Inventor Yunhui Ding

Yunhui Ding 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: 20230414499
    Abstract: Disclosed are a sublingual film dosage of Rasagiline or a pharmaceutically acceptable salt thereof, and a preparation method therefor and the use thereof. The sublingual film dosage comprises the following prescription components: 0.5%-15% of Rasagiline or a pharmaceutically acceptable salt thereof, 30%-85% of a high molecular film forming material, 5%-40% of a dextrin, 0%-30% but not 0% of other excipients. The dextrin is one or more of maltodextrin, hydroxypropyl-?-cyclodextrin, glucosyl-?-cyclodextrin and sulfobutyl-?-cyclodextrin. The percentage is the mass percentage of each component relative to the total prescription components of the sublingual film dosage, respectively.
    Type: Application
    Filed: March 26, 2021
    Publication date: December 28, 2023
    Inventors: Fang CHEN, Yixin DING, Bing WANG, Dexiang LI, Liuliu YANG, Linyong FU, Min ZHOU, Yunhui DING
  • Patent number: 8980314
    Abstract: An enteric formulation of duloxetine, its core and preparing method thereof are disclosed. The core comprises duloxetine or its salt and pharmaceutically acceptable excipients. The excipients include water-soluble hot melt materials selected from PEG, poloxamer, polyoxyl (40) stearate or their mixture. Based on the total weight of the core, the amount of water-soluble hot melt materials is 10%˜40% and the amount of duloxetine or its salt is 15˜60%. The core material is prepared by hot melt process. The enteric formulation comprises the core, a separating layer and an enteric layer.
    Type: Grant
    Filed: November 4, 2009
    Date of Patent: March 17, 2015
    Assignee: Shanghai Zhongxi Pharmaceutical Corporation
    Inventors: Yunhui Ding, Siji Zheng
  • Publication number: 20110274750
    Abstract: An enteric formulation of duloxetine, its core and preparing method thereof are disclosed. The core comprises duloxetine or its salt and pharmaceutically acceptable excipients. The excipients include water-soluble hot melt materials selected from PEG, poloxamer, polyoxyl (40) stearate or their mixture. Based on the total weight of the core, the amount of water-soluble hot melt materials is 10%˜40% and the amount of duloxetine or its salt is 15˜60%. The core material is prepared by hot melt process. The enteric formulation comprises the core, a separating layer and an enteric layer.
    Type: Application
    Filed: November 4, 2009
    Publication date: November 10, 2011
    Applicant: SHANGHAI ZHONGXI PHARMACEUTICAL CORPORATION
    Inventors: Yunhui Ding, Siji Zheng