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:
Mar. 16, 1993
Filed:
Apr. 16, 1991
Applicant:
Inventors:
Carol K Vincent, Wanaque, NJ (US);
David L Elliott, Hawthorne, NJ (US);
Catherine L Howie-Meyers, Bloomingdale, NJ (US);
Assignee:
Chesebrough-Pond's USA Co., Division of Conopco, Inc., Greenwich, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 57 ; 424 7811 ;
Abstract
A method and composition for controlling calculus formation in the mouth is reported based upon a combination of a low and high molecular weight polymer. The first polymer is a synthetic anionic polymer having a molecular weight of at least 4000. The second polymer has a molecular weight up to about 2500 and is formed from a mixture of mono- and di- carboxylic vinyl monomers reacted with hypophosphite groups.