Patents by Inventor Robert W. Buckheit, Jr.

Robert W. Buckheit, Jr. 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).

  • Low Osmolality Gel Composition
    Publication number: 20170281657
    Abstract: The present invention relates to polymer gel compositions and more specifically to polymer gel compositions having low osmolality for use on rectal mucosa. The present invention extends to their methods of manufacture and use, including as drug delivery vehicles and personal lubricants.
    Type: Application
    Filed: April 4, 2017
    Publication date: October 5, 2017
    Inventors: Robert W. Buckheit, JR., Anthony Sang Won Ham
  • 5,5-Disubstituted hydantoins
    Patent number: 5767140
    Abstract: A series of 5,5-disubstituted Hydantoin derivatives synthesized by alkylating 5,5-bis(thiomethyl)-2,4-imidazolidinedione with halomethyl aromatic or halomethyl heteroaromatic precursors or by using the Buchener-Berg procedure on the required ketone. This series of 5,5-disubstituted Hydantoin derivatives are biologically active in their ability to inhibit HIV-induced death and virus production in mammalian (human) cells.
    Type: Grant
    Filed: March 14, 1995
    Date of Patent: June 16, 1998
    Assignee: Southern Research Institute
    Inventors: Robert N. Comber, Robert C. Reynolds, Robert W. Buckheit, Jr.