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:
Sep. 17, 1991
Filed:
May. 24, 1990
Applicant:
Inventors:
Satoshi Tsujita, Tochigi, JP;
Manabu Tonomura, Tochigi, JP;
Shigeto Kayane, Wakayama, JP;
Takashi Imamura, Chiba, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 52 ; 424440 ; 424441 ; 424673 ; 424675 ;
Abstract
A colloidal solution comprises a fluoride(s) being difficultiy soluble in water comprises colloidal particles of the fluoride having a particle size of 0.005 to 1 micron, said fluoride having a fluoride ion concentration of 1 to 10,000 ppm in the state of saturation.