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. 12, 2002
Filed:
Dec. 05, 2000
Applicant:
Inventors:
Peter W Stanier, Sandbach, GB;
Charlotte R Evans, Merseyside, GB;
Assignee:
Crosfield Limited, Warrington, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 7/16 ; C01B 3/318 ; C09C 1/30 ; C09D 7/00 ; C08K 9/04 ;
U.S. Cl.
CPC ...
A61K 7/16 ; C01B 3/318 ; C09C 1/30 ; C09D 7/00 ; C08K 9/04 ;
Abstract
Silica particles for incorporation into a dentifrice composition, preferably as a thickening agent, have a polyether glycol such as polyethylene glycol applied thereto in order to enhance dentifrice cohesion