Retail compatible detection of CVD grown diamond
US8553208B2 · kind B2 · utility
0Cited by
9References
20Claims
0Family size
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Key dates
| Filing date | Jun 7, 2012 |
| Grant date | Oct 8, 2013 |
| Priority date | — |
| Expiry date | Jun 7, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N21/87
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A system includes a radiation source to provide short wavelength light. A holder positions a table of a gemstone to receive the light. A detector is positioned to receive fluorescent light from the gemstone when the gemstone is a CVD grown gemstone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.