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:
Nov. 01, 2005
Filed:
Jul. 03, 2002
Applicants:
Junjian Ling, Beijing, CN;
Hai YE, Beijing, CN;
Christopher David Buckley, Beijing, CN;
Inventors:
Assignee:
The Procter & Gamble Company, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K007/18 ; G01N033/00 ;
U.S. Cl.
CPC ...
Abstract
Disclosed is a process for indicating the presence of soluble fluoride ions in oral care compositions comprising making a signal solution and then bringing the signal solution into contact with an oral care composition and a color change occurs if an effective amount of soluble fluoride ion is present in the oral care composition. Further disclosed are test compositions for use in such process.