Patents by Inventor Yves LeBlanc

Yves LeBlanc 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).

  • Phenyl heterocycles as cox-2 inhibitors
    Patent number: 5550142
    Abstract: The invention encompasses the novel compound of Formula I useful in the treatment of cyclooxygenase-2 mediated diseases. ##STR1## The invention also encompasses certain pharmaceutical compositions for treatment of cyclooxygenase-2 mediated diseases comprising compounds of Formula I.
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: August 27, 1996
    Assignee: Merck Frosst Canada Inc.
    Inventors: Yves Ducharme, Jacques Y. Gauthier, Petpiboon Prasit, Yves Leblanc, Zhaoyin Wang, Serge Leger, Michel Therien
  • Phenyl heterocycles as COX-2 inhibitors
    Patent number: 5536752
    Abstract: The invention encompasses the novel compound of Formula I useful in the treatment of cyclooxygenase-2 mediated diseases. ##STR1## The invention also encompasses certain pharmaceutical compositions for treatment of cyclooxygenase-2 mediated diseases comprising compounds of Formula I.
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: July 16, 1996
    Assignee: Merck Frosst Canada Inc.
    Inventors: Yves Ducharme, Jacques Y. Gauthier, Petpiboon Prasit, Yves Leblanc, Zhaoyin Wang, Serge Leger, Michel Therien
  • Phenyl heterocycles as cox-2 inhibitors
    Patent number: 5474995
    Abstract: The invention encompasses the novel compound of Formula I useful in the treatment of cyclooxygenase-2 mediated diseases, ##STR1## The invention also encompasses certain pharmaceutical compositions for treatment of cyclooxygenase-2 mediated diseases comprising compounds of Formula I.
    Type: Grant
    Filed: January 10, 1994
    Date of Patent: December 12, 1995
    Assignee: Merck Frosst Canada, Inc.
    Inventors: Yves Ducharme, Jacques Y. Gauthier, Petpiboon Prasit, Yves Leblanc, Zhaoyin Wang, Serge Leger, Michel Therien
  • Diaryl 5,6-fused heterocyclic acids as leukotriene antagonists
    Patent number: 5472964
    Abstract: Compounds having the formula I: ##STR1## are antagonists of the actions of leukotrienes. These compounds are useful as anti-asthmatic, anti-allergic, anti-inflammatory, and cytoprotective agents. They are also useful in treating angina, cerebral spasm, glomerular nephritis, hepatitis, endotoxemia, uveitis, and allograft rejection.
    Type: Grant
    Filed: June 16, 1994
    Date of Patent: December 5, 1995
    Assignee: Merck Frosst Canada, Inc.
    Inventors: Robert N. Young, Marc Labelle, Yves Leblanc, Yi B. Xiang, Cheuk K. Lau, Claude Dufresne, Yves Gareau
  • Heteroaryl and haloaryl quinoline derivatives of cyclopropaneacetic acid as leukotriene antagonists
    Patent number: 5438141
    Abstract: Compounds having the formula I: ##STR1## are antagonists of the actions of leukotrienes. These compounds are useful as anti-asthmatic, anti-allergic, anti-inflammatory, and cytoprotective agents. They are also useful in treating angina, cerebral spasm, glomerular nephritis, hepatitis, endotoxemia, uveitis, and allograft rejection.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: August 1, 1995
    Assignee: Merck Frosst Canada, Inc.
    Inventors: Marc LaBell, Yves LeBlanc, Michel Belley, Erich L. Grimm, Daniel Guay, Yi B. Xiang
  • Hydroxyalkylquinoline ether acids as leukotriene antagonists
    Patent number: 5266568
    Abstract: Compounds having the formula I: ##STR1## are leukotriene antagonists and inhibitors of leukotriene biosynthesis. These compounds are useful as anti-asthmatic, anti-allergic, anti-inflammatory, and cytoprotective agents. They are also useful in treating angina, cerebral spasm, glomerular nephritis, hepatitis, endotoxemia, uveitis, and allograft rejection.
    Type: Grant
    Filed: October 10, 1991
    Date of Patent: November 30, 1993
    Assignee: Merck Frosst Canada, Inc.
    Inventors: Michel L. Belley, Yves LeBlanc, Marc Labelle