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:
May. 08, 1990
Filed:
Sep. 01, 1987
Applicant:
Inventors:
Assignee:
Seikosha Co., Ltd, , JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428632 ; 428666 ; 428680 ; 428697 ; 428702 ;
Abstract
An article having a colored surface comprises an article having a working surface and a coating applied on the working surface comprising a cermet composed of alumina and one of chromium and nichrome and exhibiting a black silver color.