The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 26, 1993
Filed:
Sep. 13, 1991
Applicant:
Inventors:
Michael Prencipe, East Windsor, NJ (US);
Vincent Drago, Staten Island, NY (US);
Assignee:
Colgate-Palmolive Company, Piscataway, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 53 ; 424613 ; 424616 ;
Abstract
Abrasive dentifrice compositions containing an oxygen liberating whitening compound which is stable with respect to oxygen level and exhibits heightened and rapid whitening of teeth and stain removal which comprises a combination of a dicalcium phosphate compound and a metal ion free peroxide compound.
Prencipe, Michael. (1993). Abrasive tooth whitening dentifrice of improved stability (U.S. Patent No. 5256402). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5256402
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile