Patents by Inventor David W. T. Hoople

David W. T. Hoople 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).

  • 7-hydroxyaminocephalosporin antibiotics
    Patent number: 4684641
    Abstract: 7.alpha.-Hydroxyamino-7.beta.-[2-substituted-2-(acylamino)acetamido]-cephal osporin antibiotics, pharmaceutically-acceptable salts and in vivo hydrolyzable esters thereof, a method of treating susceptible infections therewith, and intermediates therefor.
    Type: Grant
    Filed: June 27, 1985
    Date of Patent: August 4, 1987
    Assignee: Pfizer Inc.
    Inventors: Colin W. Greengrass, David W. T. Hoople, Thomas T. Howarth
  • 7-Hydroxyaminocephalosporin antibiotics
    Patent number: 4684642
    Abstract: 7.alpha.-Hydroxyamino-7.beta.-[2-substituted-2-(acylamino)acetamido]cephalo sporin antibiotics, pharmaceutically-acceptable salts and in vivo hydrolyzable esters thereof, a method of treating susceptible infections therewith, and intermediates therefor.
    Type: Grant
    Filed: March 5, 1986
    Date of Patent: August 4, 1987
    Assignee: Pfizer Inc.
    Inventors: Colin W. Greengrass, David W. T. Hoople, Thomas T. Howarth