Patents by Inventor Guoqiang Wang

Guoqiang Wang 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).

  • &agr;-hydroxyarylbutanamine inhibitors of aspartyl protease
    Patent number: 6696494
    Abstract: Acylated &agr;-hydroxyarylbutanamines and related sulfonamides, ureas and carbamates that inhibit aspartyl protease are disclosed, as are methods of treating diseases, particularly HIV, using these compounds.
    Type: Grant
    Filed: October 22, 2001
    Date of Patent: February 24, 2004
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yat Sun Or, Guoqiang Wang, John Rougas, Jude Elizabeth Mathews, Kate Ryan Muldoon, Vincent Alfred Boyd, Jens Werner Eckstein, Steven Wayne Riesinger
  • 6,11-4-carbon bridged ketolides
    Publication number: 20040023895
    Abstract: Novel 6,11-4-carbon bridged ketolides, pharmaceutically-acceptable compositions comprising a therapeutically effective amount of a compound of the invention in combination with a pharmaceutically-acceptable carrier are described. Also described are a method for treating bacterial infections by administering to an animal a pharmaceutical composition containing a therapeutically effective amount of a compound of the invention and processes for the preparation of such compounds.
    Type: Application
    Filed: July 25, 2002
    Publication date: February 5, 2004
    Inventors: Yat Sun Or, Guoqiang Wang, Deqiang Niu, Ly Tam Phan
  • Nitrogen heterocycle inhibitors of aspartyl protease
    Patent number: 6673821
    Abstract: Nitrogen heterocycles that inhibit aspartyl protease are disclosed, as are methods of treating diseases, particularly HIV, using these compounds.
    Type: Grant
    Filed: October 22, 2001
    Date of Patent: January 6, 2004
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Yat Sun Or, John Rougas, Steven Wayne Riesinger
  • 6,11-3C-bicyclic 9a-azalide derivatives
    Patent number: 6645941
    Abstract: The present invention discloses compounds of formula I, or pharmaceutically acceptable salts, esters, or prodrugs thereof: which exhibit antibacterial properties. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject in need of antibiotic treatment. The invention also relates to methods of treating a bacterial infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The invention further includes process by which to make the compounds of the present invention.
    Type: Grant
    Filed: March 26, 2003
    Date of Patent: November 11, 2003
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Yat Sun Or, Ly Tam Phan, Marina Busuyek
  • Alpha-hydroxyarylbutanamine inhibitors of aspartyl protease
    Publication number: 20030207934
    Abstract: Acylated &agr;-hydroxyarylbutanamines and related sulfonamides, ureas and carbamates that inhibit aspartyl protease are disclosed, as are methods of treating diseases, particularly HIV, using these compounds.
    Type: Application
    Filed: October 22, 2001
    Publication date: November 6, 2003
    Inventors: Yat Sun Or, Guoqiang Wang, John Rougas, Jude Elizabeth Mathews, Kate Ryan Muldoon, Vincent Alfred Boyd, Jens Werner Eckstein, Steven Wayne Riesinger
  • Method of preparing an anti-fouling coating
    Publication number: 20030194491
    Abstract: A method of preparing an anti-fouling coating, the method including the steps of soaking polymeric gel beads in the presence of a solution including a solvent and a biocide to swell the gel beads and absorb both the solvent and the biocide therein, evaporating the solvent, rinsing any biocide of the surface of the beads, and mixing the beads in a coating material.
    Type: Application
    Filed: July 17, 2002
    Publication date: October 16, 2003
    Inventors: Harris Gold, Rhonda D. Levy, Marina Temchenko, Thomas H.E. Mendum, Toyoichi Tanaka, Takashi Enoki, Guoqiang Wang, Tomoko Tanaka
  • Nitrogen heterocycle inhibitors of aspartyl protease
    Publication number: 20030114500
    Abstract: Nitrogen heterocycles that inhibit aspartyl protease are disclosed, as are methods of treating diseases, particularly HIV, using these compounds.
    Type: Application
    Filed: October 22, 2001
    Publication date: June 19, 2003
    Inventors: Guoqiang Wang, Yat Sun Or, John Rougas, Steven Wayne Riesinger