Patents by Inventor Allen Frederick Hirsch

Allen Frederick Hirsch 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).

  • 1-ALKENYL THIOETHERS
    Patent number: 4086278
    Abstract: 1-Alkenyl thioethers of glycols are described. The alkenyl thioethers possess central nervous system activity and are useful as tranquilizers.
    Type: Grant
    Filed: March 15, 1976
    Date of Patent: April 25, 1978
    Assignee: Ortho Pharmaceutical Corporation
    Inventor: Allen Frederick Hirsch
  • Inhibition of male fertility with aliphatic sulfamates
    Patent number: 4075351
    Abstract: Aliphatic sulfamates are prepared by reacting an alkanediol with sulfamoyl chloride. The aliphatic sulfamates are novel compounds and are useful in the control of fertility in male animals.
    Type: Grant
    Filed: August 3, 1976
    Date of Patent: February 21, 1978
    Assignee: Ortho Pharmaceutical Corporation
    Inventor: Allen Frederick Hirsch
  • Process for preparation of aliphatic primary sulfamates
    Patent number: 4061663
    Abstract: Aliphatic primary sulfamates are prepared by reacting an alkanediol with a substituted sulfamoyl halide containing a protecting group which can be readily removed under acid conditions. The aliphatic primary sulfamates are useful in the control of fertility in male animals.
    Type: Grant
    Filed: October 2, 1975
    Date of Patent: December 6, 1977
    Assignee: Ortho Pharmaceutical Corporation
    Inventor: Allen Frederick Hirsch
  • Aliphatic sulfamates
    Patent number: 3997585
    Abstract: Aliphatic sulfamates are prepared by reacting an alkanediol with sulfamoyl chloride. The aliphatic sulfamates are novel compounds and are useful in the control of fertility in male animals.
    Type: Grant
    Filed: December 30, 1974
    Date of Patent: December 14, 1976
    Assignee: Ortho Pharmaceutical Corporation
    Inventor: Allen Frederick Hirsch