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:
Nov. 24, 2009
Filed:
Dec. 26, 2002
Yukio Miya, Nishitokyo, JP;
Koichi Naoi, Nishitokyo, JP;
Fumio Tase, Nishitokyo, JP;
Yukio Tanokura, Nishitokyo, JP;
Yukio Miya, Nishitokyo, JP;
Koichi Naoi, Nishitokyo, JP;
Fumio Tase, Nishitokyo, JP;
Yukio Tanokura, Nishitokyo, JP;
Citizen Holdings Co., Ltd., Tokyo, JP;
Abstract
The present invention provides personal ornaments having as an outermost layer a white ornamental coating film having platinum or a platinum alloy formed by dry-plating, including: an ornament base article made of a metal or ceramic, an underlayer formed on the surface on the base article, an abrasion resistant layer formed on the surface of the underlayer by dry-plating, and an ornamental coating layer having platinum or platinum alloy formed on the surface of the abrasion resistant layer by dry-plating. Also, the present invention provides personal ornaments having a coloring layer including an abrasion-resistant layer, a mixture layer and an outermost layer, the outermost layer being a white hard coating film having a noble metal or a noble metal alloy formed by dry-plating on the surface of the mixture layer.