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. 11, 1989
Filed:
Oct. 08, 1987
Applicant:
Inventors:
Joseph W Pyrz, Fairfield, OH (US);
Anthony C Lanzalaco, Fairfield, OH (US);
Richard J Sunberg, Oxford, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 52 ; 424 48 ; 424 49 ; 424 57 ; 424464 ; 514901 ;
Abstract
Disclosed are oral compositions which are effective against calculus and contain a chelating agent which is an acrylic acid polymer or copolymer or EDTA, a strontium ion source, a fluoride ion source and a pyrophosphate ion source.