Fancy color silver containing alloys
US9663849B2 · kind B2 · utility
0Cited by
4References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 16, 2016 |
| Grant date | May 30, 2017 |
| Priority date | — |
| Expiry date | Sep 16, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C30/06
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention is directed to a formulation of one or more low silver containing alloys (including those with silver content below 50 weight %, “w %”) that show one of the group of distinct pink, yellow and green colors and further demonstrate enhanced resistance to tarnish and other beneficial features described herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.