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:
Oct. 24, 1989
Filed:
Jul. 21, 1988
Applicant:
Inventors:
Steven R Jefferies, Milford, DE (US);
Chin-Teh Huang, Dover, DE (US);
Assignee:
Dentsply Research & Development Corp., Milford, DE (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C / ; A61C / ;
U.S. Cl.
CPC ...
433226 ; 106 35 ; 424-71 ; 424-9 ; 424 49 ; 433215 ; 433216 ; 4332171 ; 4332281 ;
Abstract
A method of detecting dentin is provided. Also provided is a method of repairing a tooth in which dentin is detected using a substance that stains protein, and is thereby clearly delineated from enamel, the enamel is then selectively acid etched, taking care that none of the acid from the etching procedure contacts dentin, and composite filling material is applied to the tooth. The use of a composition for staining dentin is also provided.