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:
Jul. 24, 1979
Filed:
Feb. 06, 1978
Applicant:
Inventor:
James J Longo, Wilmington, DE (US);
Assignee:
DHP Corporation, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ; B08B / ;
U.S. Cl.
CPC ...
134-1 ; 32-1 ; 134-3 ; 134 38 ; 134 41 ; 134 42 ; 252D / ;
Abstract
Carboxylate and zinc oxyphosphate types of dental cement are removed from dental products by applying a solution containing an organic acid having a COOH radical to the dental product. A preferred organic acid is citric acid.