Patents by Inventor Ieuan J. Edwards

Ieuan J. Edwards 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).

  • Method for reparing an amorphous sulfonamide
    Patent number: 5504216
    Abstract: The invention provides a pharmaceutical composition comprising a particular physical form of N- 4- 5-(cyclopentyloxy-carbonyl)amino-1-methylindol-3-yl-methyl!-3-methox ybenzoyl!-2-methylbenzenesulphonamide and polyvinylpyrrolidone. It also provides methods for preparing this physical form, and another physical form of N- 4- 5-(cyclopentyloxycarbonyl)amino-1-methylindol-3-yl-methyl!-3-methoxy benzoyl!-2-methylbenzenesulphonamide useful in the preparation of the first mentioned physical form. The compositions are useful in the treatment of diseases in which leukotrienes are implicated, for example asthma.
    Type: Grant
    Filed: March 13, 1995
    Date of Patent: April 2, 1996
    Assignee: Zeneca Limited
    Inventors: James J. Holohan, Ieuan J. Edwards
  • Pharmaceutical agents useful as leukotriene antagonists
    Patent number: 5482963
    Abstract: The invention provides a pharmaceutical composition comprising a particular physical form of N-[4-[5-(cyclopentyloxycarbonyl)amino-1-methylindol-3-yl-methyl]-3-methoxy benzoyl]-2-methylbenzenesulphonamide and polyvinylpyrrolidone. It also provides methods for preparing this physical form, and another physical form of N-[4-[5-(cyclopentyloxycarbonyl)amino-1-methylindol-3-yl-methyl]-3-methoxy benzoyl]-2-methylbenzenesulphonamide useful in the preparation of the first mentioned physical form. The compositions are useful in the treatment of diseases in which leukotrienes are implicated, for example asthma.
    Type: Grant
    Filed: September 3, 1993
    Date of Patent: January 9, 1996
    Assignee: Zeneca Limited
    Inventors: James J. Holohan, Ieuan J. Edwards, Robert J. Timko, Randy J. Bradway, Arlene Clements
  • Pharmaceutical agents
    Patent number: 5319097
    Abstract: The invention provides a pharmaceutical composition comprising a particular physical form of N-[4-[5-(cyclopentyloxy-carbonyl)amino-1-methylindol-3-yl-methyl]-3-methox ybenzoyl]-2-methylbenzenesulphonamide and polyvinylpyrrolidone. It also provides methods for preparing this physical form, and another physical form of N-[4-[5-(cyclopentyloxycarbonyl)amino-1-methylindol-3-yl-methyl]-3-methoxy benzoyll-2-methylbenzenesulphonamide useful in the preparation of the first mentioned physical form. The compositions are useful in the treatment of diseases in which leukotrienes are implicated, for example asthma.
    Type: Grant
    Filed: December 11, 1991
    Date of Patent: June 7, 1994
    Assignee: Imperial Chemical Industries PLC
    Inventors: James J. Holohan, Ieuan J. Edwards