Patents by Inventor Vincent Premaratna Sandanayaka

Vincent Premaratna Sandanayaka 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).

  • Allenic aryl sulfonamide hydroxamic acids as matrix metalloproteinase and TACE inhibitors
    Patent number: 7282496
    Abstract: Compounds of the formula are useful in treating disease conditions mediated by TNF-?, such as rheumatoid arthritis, osteoarthritis, sepsis, AIDS, ulcerative colitis, multiple sclerosis, Crohn's disease, degenerative cartilage loss, graft rejection, cachexia, inflammation, fever, insulin resistance, septic shock, congestive heart failure, inflammatory disease of the central nervous system, inflammatory bowel disease and HIV.
    Type: Grant
    Filed: November 1, 2002
    Date of Patent: October 16, 2007
    Assignee: Wyeth Holdings Corporation
    Inventors: Vincent Premaratna Sandanayaka, Efren Guillermo Delos Santos
  • Allenic aryl sulfonamide hydroxamic acids as matrix metalloproteinase and tace inhibitors
    Publication number: 20030130238
    Abstract: Compounds of the formula 1
    Type: Application
    Filed: November 1, 2002
    Publication date: July 10, 2003
    Applicant: American Cyanamid Company
    Inventors: Vincent Premaratna Sandanayaka, Efren Guillermo Delos Santos