Material for timepiece and jewellery
US11583045B2 · kind B2 · utility
0Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2018 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Apr 15, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A piece, in particular for jewellery or timepieces, is made of a material comprising a synthetic matrix loaded with particles of a precious or semi-precious stone. The particles have a particle size d90 between 50 μm and 2 mm, preferably between 100 μm and 1 mm, and more preferably between 150 μm and 500 μm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.