Patents by Inventor Yaqing Cao

Yaqing Cao 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).

  • Aryl (ethanoic) propanoic acid ascorbyl ester, preparation method thereof and medicament containing the same
    Patent number: 8703975
    Abstract: The present invention designs and synthesizes the ascorbyl ester derivatives of the aryl (ethanoic) propanoic acid non-steroidal anti-inflammatory medicaments, such as ibuprofen, ketoprofen and naproxen, and addition salt of the derivatives with pharmaceutical acid or pharmaceutical alkaline. The non-steroidal anti-inflammatory medicament which takes the ibuprofen as the representative is a common antipyretic analgesic medicament. The invention has remarkable antipyretic and analgesic effects and good safety except for anti-inflammatory effect, thus being not only suitable for adults, but also suitable for the elderly people, infants and children.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: April 22, 2014
    Assignees: Wuxi Hongrui Bio-Pharma-Tech Co., Ltd.
    Inventors: Luhong Tang, Ajuan Dai, Ze Wang, Yang Sun, Xinning Liu, Lingyan Xu, Xin Fang, Shuang Qiu, Yaqing Cao, Xiaomin Xu, Ruixia Jiang, Chao Wu
  • Aryl (Ethanoic) Propanoic Acid Ascorbyl Ester, Preparation Method Thereof And Medicament Containing The Same
    Publication number: 20120115897
    Abstract: The present invention designs and synthesizes the ascorbyl ester derivatives of the aryl (ethanoic) propanoic acid non-steroidal anti-inflammatory medicaments, such as ibuprofen, ketoprofen and naproxen, and addition salt of the derivatives with pharmaceutical acid or pharmaceutical alkaline. The non-steroidal anti-inflammatory medicament which takes the ibuprofen as the representative is a common antipyretic analgesic medicament. The invention has remarkable antipyretic and analgesic effects and good safety except for anti-inflammatory effect, thus being not only suitable for adults, but also suitable for the elderly people, infants and children.
    Type: Application
    Filed: December 24, 2009
    Publication date: May 10, 2012
    Applicants: WUXI HONGRUI BIO-PHARMA-TECH CO., LTD .
    Inventors: Luhong Tang, Ajuan Dai, Ze Wang, Yang Sun, Xinning Liu, Lingyan Xu, Xin Fang, Shuang Qiu, Yaqing Cao, Xiaomin Xu, Ruixia Jiang, Chao Wu