Patents by Inventor Shengwin Li

Shengwin Li 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).

  • Multivalent Clostridial toxin derivatives and methods of their use
    Patent number: 7514088
    Abstract: The present invention is directed to multivalent Clostridial neurotoxin derivatives having more than one binding domain directed to a cell surface feature of a target cell. Such modified neurotoxins are useful as therapeutic compositions to prevent exocytosis and secretion by the target cell. Conditions in which such compositions man be useful include, without limitation, disorders of the sensory or motor nervous system, acute or chronic pain, cancer, pancreatitis, hyperhydrosis, glandular disorders, viral infections, cystic fibrosis and the like. The invention is also directed to methods of using and administering such a composition, and methods of treating a given condition using such a composition.
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: April 7, 2009
    Assignee: Allergan, Inc.
    Inventors: Lance E. Steward, Fernandez-Salas Ester, Joseph Francis, Shengwin Li, Marcella A. Gilmore, Kei Roger Aoki
  • Multivalent clostridial toxin derivatives and methods of their use
    Publication number: 20060211619
    Abstract: The present invention is directed to multivalent Clostridial neurotoxin derivatives having more than one binding domain directed to a cell surface feature of a target cell. Such modified neurotoxins are useful as therapeutic compositions to prevent exocytosis and secretion by the target cell. Conditions in which such compositions man be useful include, without limitation, disorders of the sensory or motor nervous system, acute or chronic pain, cancer, pancreatitis, hyperhydrosis, glandular disorders, viral infections, cystic fibrosis and the like. The invention is also directed to methods of using and administering such a composition, and methods of treating a given condition using such a composition.
    Type: Application
    Filed: March 15, 2006
    Publication date: September 21, 2006
    Inventors: Lance Steward, Fernandez-Salas Ester, Joseph Francis, Shengwin Li, Marcella Gilmore, Kei Aoki