Patents by Inventor Shigi Peng

Shigi Peng 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).

  • Cyclic pentapeptides and their preparation
    Patent number: 7053047
    Abstract: This invention relates to cyclic peptides, with the following formula (I) (SEQ ID NO: 1), cyclo(Xaa-Arg-Pro-Ala-Lys)??(I) where Xaa is Ala, Gly, Glu, Gln, Asp, Asn, Arg or Lys. The cyclic peptides have thrombolytic effects. This invention also relates to cyclic peptide preparations.
    Type: Grant
    Filed: April 2, 2003
    Date of Patent: May 30, 2006
    Assignee: Purzer Pharmaceutical Co., Ltd.
    Inventors: Shigi Peng, Ming Zhao, Chao Wang, Lin Na