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:
Mar. 19, 2002
Filed:
Aug. 28, 2000
Applicant:
Inventor:
John R. Kordosh, Simi Valley, CA (US);
Assignee:
The Glidden Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 3/10 ;
U.S. Cl.
CPC ...
B05D 3/10 ;
Abstract
A process for preparing an old porcelain or ceramic substrate and refinishing with an epoxy coating top coat, where the old substrate is treated with an aqueous solution of citric acid prior to the step of coating with epoxy. In preferred aspects, the old substrate is treated with aqueous calcium carbonate solution prior to treating with the citric acid solution.