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:
Jul. 09, 2002
Filed:
Jun. 21, 2001
Richard S. Robinson, Belle Mead, NJ (US);
John P. Curtis, Phillipsburg, NJ (US);
Donna M. Vroom, Kendall Park, NJ (US);
Bernie L. Blackwell, Ringoes, NJ (US);
Rolando M. Catiis, Rahway, NJ (US);
Colgate Palmolive Company, New York, NY (US);
Abstract
A tooth whitening chewing gum composition effective to remove stains from teeth is prepared from a mixture of a chewing gum base, plasticizing, sweetening, flavoring agents, and about 0.5 to about 5.0% by weight of a silica particles, the particles containing about 5 to about 35% by weight water and having a mean particle size from 5 to 12 microns; an Einlehner hardness of from 1 to 20; an oil absorption value of from 40 to less than 100 cc/i 00g; and, a BET surface area from 100 to 700 m /g of silica.