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:
Aug. 23, 2011
Filed:
Oct. 08, 2009
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
A personal ornament having an ornament base article made of a metal or the like; an underlayer, preferably nickel-free, formed on the base article; and a coloring layer constituted of an abrasion-resistant layer of 0.2-1.5 μm thick formed by dry-plating on the surface of the underlayer and an outermost layer of 0.002-0.1 μm thick formed by dry-plating on the surface of the abrasion-resistant layer. The coloring layer is a white hard coating film of a stainless-steel color which provides superior quality, high resistance to deterioration of appearance by scratching, and a high-quality image like a stainless steel film.