Patents by Inventor Tom Schamper

Tom Schamper 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).

  • Clear antiperspirant stick with dibenzylidene sorbitol and guar and process of making same
    Patent number: 5895644
    Abstract: The present invention contemplates a translucent, preferably clear, anhydrous gel composition (for example a solid stick, soft solid, cream as well as any form commonly referred to as a gel), especially an antiperspirant stick composition, comprising: (a) dibenzylidene sorbitol; (b) a selected derivatized guar, especially an hydroxy C.sub.3 -C.sub.4 alkyl guar having a level of hydroxyalkylation of 0.4-1.5 molar substitution ("MS"); and (c) a solvent selected so that is will not react with the DBS itself or, if an acid catalyst is present, will not react in the presence of DBS with an acid catalyst such as an antiperspirant active salt.
    Type: Grant
    Filed: November 20, 1997
    Date of Patent: April 20, 1999
    Assignee: Colgate-Palmolive Company
    Inventors: Joseph Albanese, Tom Schamper