A44C 17/006
Gems provided with a cavity
Official title: {Gems provided with a cavity, e.g. for containing another gem}
A44C17/006 (Gems provided with a cavity) appears on 24 US grants and 31 published applications in this corpus.
Search patents in A44C- Granted patents
- 24
- Published applications
- 31
- Assignees
- 15
- Inventors
- 49
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 3 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 2 |
| 2021 | 0 | 2 |
| 2022 | 3 | 4 |
| 2023 | 0 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for protecting a lunar material within a gemstone by synthetically growing the gemstone onto and around the lunar material6 Jan 2026US 12,514,345 B2Gtl Company
- Diamond-based electromagnetic interference shield28 Jan 2025US 12,213,295 B2EllansaLabs Inc.
- Method of manufacturing jewelry with artifacts such as cremation ashes embedded therein9 Apr 2024US 11,950,666 B2EverWith Ltd
- Encapsulation of material with precious and semi-precious stones26 Jul 2022US 11,395,530 B2Gtl Company
- Gemstone arrangement and method for producing a gemstone arrangement5 Jul 2022US 11,375,779 B2Realization Desal AG
- Method of enhancing brilliance, fire and scintillation of gemstones and gemstones made by the method12 Jun 2025US 2025/0185768 A1
- Diamond-based electromagnetic interference shield12 Jun 2025US 2025/0194066 A1EllansaLabs Inc.
- Diamond-based electromagnetic interference shield9 May 2024US 2024/0155820 A1EllansaLabs Inc.
- Diamonds having artificially embedded inclusions9 Nov 2023US 2023/0357024 A1EllansaLabs Inc.
- Diamonds having artificially embedded inclusions6 Jul 2023US 2023/0210231 A1EllansaLabs Inc.
Most cited
By later US patents
- LED for interfacing and connecting to conductive substrates77US 5,567,037 AFerber Technologies, L.L.C. · 1996
- Method of making a multiplet jewelry product with internally embedded visual indicia56US 4,809,417 AGeorge Normann & Associates · 1989
- Encrusted diamond37US 7,596,967 B2Camellia Diamonds Ltd · 2009
- Process for placing one faceted stone inside a larger faceted stone to form a single jewelry stone31US 6,649,009 B12003
- Self-shining artificial jewelry device27US 4,942,744 A1990