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:
Feb. 23, 1993
Filed:
Mar. 30, 1992
Applicant:
Inventors:
John J Merianos, Middletown, NJ (US);
Paul Garelick, South Plainfield, NJ (US);
Herbert A Lieberman, Livingston, NJ (US);
Assignee:
ISP Investments Inc., Wilmington, DE (US);
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 49 ;
Abstract
A toothpaste composition is provided which includes the strontium salt of maleic anhydride-methyl vinyl ether copolymer. This ingredient is capable of desensitizing the nerve endings of a tooth in saliva or water because of an extension of the contact time of the strontium on the tooth surface.