Patents by Inventor Terence Vernon Silk

Terence Vernon Silk 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).

  • Crystalline drug form
    Patent number: 7022727
    Abstract: The present invention relates to a crystalline form of 6-[(2,2-diphenylethyl)amino]-9-(N-ethyl-?-D-ribofuranosyluronamide)-N-(2-{N?-[1-(2-pyridyl)-4-piperidyl]ureido}ethyl)-9H-purine-2-carboxamide and to a process for the preparation of, compositions containing and the uses of such a crystalline form.
    Type: Grant
    Filed: September 3, 2004
    Date of Patent: April 4, 2006
    Assignee: Pfizer Inc
    Inventors: Terence Vernon Silk, Julian Duncan Smith
  • Crystalline drug form
    Patent number: 6852746
    Abstract: The present invention relates to a crystalline form of 6-[(2,2-diphenylethyl)amino]-9-(N-ethyl-?-D-ribofuranosyluronamide)-N-(2-{N?-[1-(2-pyridyl)-4-piperidyl]ureido}ethyl)-9H-purine-2-carboxamide and to a process for the preparation of, compositions containing and the uses of such a crystalline form.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: February 8, 2005
    Assignee: Pfizer Inc
    Inventors: Terence Vernon Silk, Julian Duncan Smith
  • Crystalline drug form
    Publication number: 20030158145
    Abstract: The present invention relates to a crystalline form of 6-[(2,2-diphenylethyl)amino]-9-(N-ethyl-&bgr;-D-ribofuranosyluronamide)-N-(2-{N′-[1-(2-pyridyl)-4-piperidyl]ureido}ethyl)-9H-purine-2-carboxamide and to a process for the preparation of, compositions containing and the uses of such a crystalline form.
    Type: Application
    Filed: December 3, 2002
    Publication date: August 21, 2003
    Inventors: Terence Vernon Silk, Julian Duncan Smith