Decorative article and timepiece

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

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Details

C428S216000, C428S336000, C428S469000, C428S699000, C428S704000

Reexamination Certificate

active

11080420

ABSTRACT:
A decorative article1A for a timepiece or the like is provided having a superior aesthetic appearance that can be maintained over a long period of time. The decorative article1A has a substrate2wherein at least part of the surface vicinity is primarily configured from Ti and/or stainless steel, a first coat3formed on the substrate2, and a second coat4formed on the first coat3. The first coat3is configured primarily from TiCN, and the combined C content and N content in the first coat3is 5 to 30 wt %. The second coat4is configured primarily from M (where M is one or more elements selected from Ti, Pt, Pd, and In). The average thickness of the first coat3is 1.6 to 5 μm. The average thickness of the second coat4is 0.15 to 0.5 μm.

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patent: WO-9518248 (1995-07-01), None

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