Patents by Inventor Chee L. Gu

Chee L. Gu 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).

  • Protegrins
    Patent number: 6653442
    Abstract: Peptide-based compounds containing four invariant cysteine residues which have been optionally oxidized to contain two intramolecular disulfide bonds, or modified forms where the cysteines are replaced are useful as preservatives and in preventing, treating, or ameliorating viral or microbial infection in animals and plants, and in inactivating endotoxin.
    Type: Grant
    Filed: August 30, 1999
    Date of Patent: November 25, 2003
    Assignee: IntraBiotics Pharmaceuticals, Inc.
    Inventors: Conway C. Chang, Chee L. Gu, Jie Chen, Deborah A. Steinberg, Robert I. Lehrer, Sylvia S. L. Harwig, Vladimir N. Kokryakov
  • Parevins and tachytegrins
    Publication number: 20020147301
    Abstract: The present invention provides a new class of broad-spectrum antimicrobial peptides effective against a wide variety of microbes, including bacteria, viruses, retroviruses, fungi, yeast and protozoa.
    Type: Application
    Filed: May 24, 2001
    Publication date: October 10, 2002
    Applicant: IntraBiotics Pharmaceuticals, Inc.
    Inventors: Robert I. Lehrer, Sylvia S.L. Harwig, Conway C. Chang, Chee L. Gu
  • Parevins and tachytegrins
    Patent number: 6307016
    Abstract: The present invention provides a new class of broad-spectrum antimicrobial peptides effective against a wide variety of microbes, including bacteria, viruses, retroviruses, fungi, yeast and protozoa.
    Type: Grant
    Filed: August 3, 1998
    Date of Patent: October 23, 2001
    Assignee: IntraBiotics Pharmaceuticals, Inc.
    Inventors: Robert I. Lehrer, Sylvia S. L. Harwig, Conway C. Chang, Chee L. Gu
  • Parevins and tachytegrins
    Patent number: RE38828
    Abstract: The present invention provides a new class of broad-spectrum antimicrobial peptides effective against a wide variety of microbes, including bacteria, viruses, retroviruses, fungi, yeast and protozoa.
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: October 11, 2005
    Assignee: IntraBiotics Pharmaceuticals, Inc.
    Inventors: Robert I. Lehrer, Sylvia S. L. Harwig, Conway C. Chang, Chee L. Gu