Patents by Inventor Roy J. Clarkson

Roy J. Clarkson 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).

  • Anti-perspirant compositions
    Patent number: 4666710
    Abstract: An anti-perspirant composition includes 30% by weight of an anti-perspirant agent, aluminium chlorhydrate, 68.5% by weight of ethanol and 1.5% by weight of a long chain fatty acid, myristic acid.The presence of the fatty acid counteracts the reduction in efficacy caused by the high concentration of ethanol.
    Type: Grant
    Filed: February 13, 1980
    Date of Patent: May 19, 1987
    Assignee: Beecham Group P.l.c.
    Inventor: Roy J. Clarkson