Patents by Inventor Roger Lidderdale Scarlett-Smith

Roger Lidderdale Scarlett-Smith 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).

  • Compositions
    Publication number: 20010031245
    Abstract: Oral hygiene composition are described which comprise a stannous salt and polyvinyl pyrrolidone, to counter the staining associated with use of a stannous salt.
    Type: Application
    Filed: February 9, 2001
    Publication date: October 18, 2001
    Applicant: SmithKline Beecham Corporation
    Inventor: Roger Lidderdale Scarlett-Smith