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:
Dec. 22, 1998
Filed:
Aug. 02, 1996
Applicant:
Inventors:
Mahmoud Hassan, Piscataway, NJ (US);
Nagaraj Dixit, Plainsboro, NJ (US);
Michael Prencipe, Princeton Jct., NJ (US);
David B VIscio, Monmouth Junction, NJ (US);
Salim A Nathoo, Picataway, NJ (US);
Assignee:
Colgate Palmolive Company, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 53 ; 424 49 ;
Abstract
An aqueous abrasive whitening composition containing a peroxide whitening compound which is chemically and physically stable and exhibits heightened and rapid whitening of teeth and stain removal which comprises a combination of water, abrasive and peroxide compounds, a humectant containing a polyethylene glycol, a polyoxyethylene-polyoxypropylene block copolymer, a metal ion complexing agent and an antioxidant, the pH of the composition being in the range of about 5.8 to about 7.2.