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:
Apr. 11, 1978
Filed:
Apr. 19, 1976
Applicant:
Inventors:
Robert John Grabenstetter, Colerain Township, Hamilton County, OH (US);
John Augustus Gray, III, Springfield Township, Hamilton County, OH (US);
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A01N / ; A61K / ;
U.S. Cl.
CPC ...
424 49 ; 424 52 ; 424 57 ; 424128 ; 424151 ; 424154 ;
Abstract
Two compositions containing respectively a cation and an anion, such as calcium ion and phosphate ion, are sequentially applied to dental enamel resulting in remineralization of subsurface dental enamel.