Patents by Inventor Wan K. Chan

Wan K. Chan 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).

  • Substituted naphthylene compounds exhibiting selective leukotriene B.sub.4 antagonist activity
    Patent number: 5468898
    Abstract: This invention relates to bicyclic aryl compounds having selective LTB.sub.4 antagonist properties and comprising an amido substituent, a substituent group having a terminal carboxylic acid or derivative thereof and a lipophilic substituent, and to methods for the treatment of disorders which result from LTB.sub.4 activity and pharmaceutical compositions including such compounds.
    Type: Grant
    Filed: April 23, 1993
    Date of Patent: November 21, 1995
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Fu-Chih Huang, Wan K. Chan, Charles A. Sutherland, Robert A. Galemmo, Jr.
  • Substituted monocyclic aryl compounds exhibiting selective leukotriene B.sub.4 antagonist activity
    Patent number: 5232948
    Abstract: Monocyclic aryl compounds having selective LTB.sub.4 antagonists properties and comprising an amido substituent, a substituent group having a terminal carboxylic acid or derivative thereof and a lipophilic substituent, therapeutic compositions and methods of treatment of disorders which result from LTB.sub.4 activity using the monocyclic aryl compounds are disclosed.
    Type: Grant
    Filed: September 10, 1990
    Date of Patent: August 3, 1993
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Fu-Chih Huang, Wan K. Chan, Charles A. Sutherland, Robert A. Galemmo, Jr., Michael N. Chang
  • Disubstituted aryl compounds exhibiting selective leukotriene B4 antagonist activity
    Patent number: 5210208
    Abstract: Monocyclic and bicyclic aryl ring compounds having selective LTB.sub.4 properties and comprising two ring substituents, the first substituent comprising a lipophilic group and a terminal carboxylic acid or derivative group, and the second substituent comprising an amido group, therapeutic compositions and methods of treatment of disorders which result from LTB.sub.4 activity using the mono- and bicyclic aryl compounds are disclosed.
    Type: Grant
    Filed: September 24, 1990
    Date of Patent: May 11, 1993
    Assignee: Rhone-Poulenc Rorer Pharmaceuticals Inc.
    Inventors: Fu-Chih Huang, Wan K. Chan, Charles A. Sutherland, Robert A. Galemmo, Jr., Michael N. Chang