Patents by Inventor Sau-Spence Leung

Sau-Spence Leung 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).

  • Bioadhesive antibacterial wound healing composition
    Publication number: 20050020537
    Abstract: A bioadhesive wound-healing composition includes pullulan, pyruvate, an antioxidant, and a mixture of saturated and unsaturated fatty acids. The composition can be provided in the form of a film that does not self-adhere. The composition can include additional medicinal agents, such as polymyxin B sulfate, bacitracin zinc, and neomycin sulfate. Methods for producing the composition and methods for treating wounds with the composition are also disclosed.
    Type: Application
    Filed: August 25, 2004
    Publication date: January 27, 2005
    Inventors: Sau-Spence Leung, Alain Martin, Robert Leone
  • Bioadhesive antibacterial wound healing composition
    Publication number: 20020077315
    Abstract: A bioadhesive wound-healing composition includes pullulan, pyruvate, an antioxidant, and a mixture of saturated and unsaturated fatty acids. The composition can be provided in the form of a film that does not self-adhere. The composition can include additional medicinal agents, such as polymyxin B sulfate, bacitracin zinc, and neomycin sulfate. Methods for producing the composition and methods for treating wounds with the composition are also disclosed.
    Type: Application
    Filed: October 16, 2001
    Publication date: June 20, 2002
    Inventors: Sau-Spence Leung, Alain Martin, Robert S. Leone
  • Bioadhesive antibacterial wound healing composition
    Patent number: 6329343
    Abstract: A bioadhesive wound-healing composition includes pullulan, pyruvate, an antioxidant, and a mixture of saturated and unsaturated fatty acids. The composition can be provided in the form of a film that does not self-adhere. The composition can include additional medicinal agents, such as polymyxin B sulfate, bacitracin zinc, and neomycin sulfate. Methods for producing the composition and methods for treating wounds with the composition are also disclosed.
    Type: Grant
    Filed: February 25, 2000
    Date of Patent: December 11, 2001
    Assignee: Warner-Lambert Company
    Inventors: Sau-Spence Leung, Alain Martin, Robert S. Leone