Gemstone production from CVD diamond plate
US8342164B2 · kind B2 · utility
3Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 2009 |
| Grant date | Jan 1, 2013 |
| Priority date | — |
| Expiry date | Mar 16, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC30B29/04
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of producing gemstones includes obtaining a plate of chemical vapor deposition formed diamond. The plate is cut into a plurality of geometrically optimized preforms. The preforms may be finished and cut into diamond gemstones.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.