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:
Aug. 22, 1978
Filed:
Mar. 04, 1977
Applicant:
Inventor:
Edward John Duff, Sandbach, GB;
Assignee:
Colgate-Palmolive Company, New York, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A01N / ;
U.S. Cl.
CPC ...
424 52 ; 424 57 ; 424128 ;
Abstract
A process of supplying fluoride to teeth comprising applying to the teeth a source of fluoride ions and an orthophosphoric acid solution having a pH of about 3-4, then neutralizing the pH to about 7 with an aqueous neutralizing solution containing calcium ions and phosphate ions, wherein there is present about a stoichiometric amount of the phosphate ions relative to the calcium ions, the neutralizing solution having a pH of about 7.