Patents Represented by Attorney N. S. Johnson
  • Patent number: 4165331
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: August 21, 1979
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta
  • Patent number: 4154959
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: May 15, 1979
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta
  • Patent number: 4154954
    Abstract: This disclosure describes certain 11-(2-hydroxyethylthio)-9-keto-prostenoic acid E series derivatives, and their intermediates, useful as bronchodilators and inflammatory medeator release inhibitors.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: May 15, 1979
    Assignee: American Cyanamid Company
    Inventors: Martin J. Weiss, Gerald J. Siuta