Patents by Inventor John Harold Stewart Rennie

John Harold Stewart Rennie 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).

  • Underarm composition
    Patent number: 5939056
    Abstract: A substantially anhydrous underarm cream composition suitable for topical application to the human skin, comprising an antiperspirant and/or deodorant agent, a carrier, a silica structurant and an alkyl methicone wax having the general formula:(CH.sub.3).sub.3 Si--?O--Si(R)(CH.sub.3)!.sub.x --O--Si(CH.sub.3).sub.3wherein R is a branched or unbranched alkyl group containing from 12 to 26 carbon atoms, the ratio of branched to unbranched alkyl groups is approximately from 1:5 to 1:2 and x ranges from 30 to 150.
    Type: Grant
    Filed: September 4, 1997
    Date of Patent: August 17, 1999
    Assignee: Helene Curtis, Inc.
    Inventors: Neil Robert Fletcher, Lynda Grainger, Desmond Bernard Hagan, Nina Maria Lewkowicz, Ian Robert McMillan, John Harold Stewart Rennie