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. 13, 1987
Filed:
Mar. 07, 1986
Applicant:
Inventors:
Assignee:
Seiko Instruments & Electronics Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428469 ; 428698 ; 428699 ; 428627 ; 428657 ;
Abstract
The present device relates to an ornamental part utilized in watchcases, watchbands, spectacle frames, accessories and such, wherein the material of the member is heat-resisting material such as metal, ceramics, or plastic, the material being covered by a three-layer structure coating, the successively formed layers being; a layer which has gold colored titanium nitride as its main component; a layer which has gold colored zirconium nitride as its main component; and a gold or gold alloy layer formed on the outer layer.