Patents by Inventor Stephen Provancal

Stephen Provancal 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).

  • Particulate enhanced efficacy antiperspirant salt with raised pH
    Publication number: 20070003499
    Abstract: Disclosed is a solid particulate antiperspirant salt comprising a mixture (or complex) of an enhanced efficacy aluminum-zirconium chlorohydrex-amino acid and a neutralizing salt. The particulate antiperspirant salt, when measured as an aqueous solution at a concentration of 15% by weight at 25° C., has a pH greater than 4.5, preferably about 4.6 to about 5.3. Also disclosed is a topical antiperspirant composition comprising the aforementioned particulate antiperspirant salt and a method of reducing perspiration from human skin by applying the aforementioned antiperspirant composition. In addition, there is disclosed a method of preparing the aforementioned particulate antiperspirant salt.
    Type: Application
    Filed: June 30, 2005
    Publication date: January 4, 2007
    Inventors: Yanfei Shen, Stephen Provancal, Richard Oryszczak
  • Method of making antiperspirant powders
    Patent number: 6126927
    Abstract: A method of making an antiperspirant powder is provided, including mixing a silicone rubber powder solution with an antiperspirant salt in a liquid carrier to form a uniform liquid mixture; and drying the liquid mixture to form an antiperspirant powder.
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: October 3, 2000
    Assignee: The Gillette Company
    Inventors: Stephen Provancal, Richard Oryszczak, Philip P. Angelone, Jr., Nancy M. Karassik