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. 25, 1998
Filed:
Mar. 19, 1997
Applicant:
Inventors:
Raymond L Bertolotti, Oakland, CA (US);
Thomas S Blake, Danville, CA (US);
Assignee:
Danville Materials, San Ramon, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C / ;
U.S. Cl.
CPC ...
4332281 ; 433226 ; 4332171 ;
Abstract
An aqueous-based dental composition useful for desensitizing an exposed tooth surface in preparation for performing restorative work on the tooth surface. The composition comprises benzethonium chloride, 2-hydroxyethyl methacrylate, water and optionally a small amount of a fluoride salt. The composition is used in the method of repairing a damaged tooth.