Patents by Inventor Arthur Vinen

Arthur Vinen 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).

  • Process for making aqueous coated beadlets
    Publication number: 20050266079
    Abstract: The present invention is directed to application of novel process conditions for aqueous coating techniques of water soluble active agents, and its application to production of sustained release beadlets of said agents. The improvement lies in the determination and use of the glass transition point for the water swellable polymer used to produce the sustained release effect, and control of the moisture content of the air by dew point.
    Type: Application
    Filed: July 26, 2005
    Publication date: December 1, 2005
    Inventors: Anand Achanta, Prasad Adusumilli, Ganesh Deshpande, Stanley Lech, Philip Oths, Arthur Vinen, Brendan Walsh
  • Dye migration
    Patent number: 6037000
    Abstract: The present invention is to a process for producing a matrix particle of a colored lake or dye which matrix reduces the leeching or bleeding of the colored lake or dye into the surrounding medium. The present inventive process is particularly useful in toothpaste formulations.
    Type: Grant
    Filed: May 14, 1998
    Date of Patent: March 14, 2000
    Assignee: SmithKline Beecham Corporation
    Inventors: Howard Chang, Indrajit N. Desai, Arthur Vinen