B24B 9/163
Of gem stones or convex surfaces, cabochons
Official title: {of gem stones or convex surfaces, cabochons}
B24B9/163 (Of gem stones or convex surfaces, cabochons) appears on 11 US grants and 7 published applications in this corpus.
Search patents in B24B- Granted patents
- 11
- Published applications
- 7
- Assignees
- 5
- Inventors
- 24
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automated diamond polishing methods and systems5 May 2026US 12,617,055 B2Zalirian Ltd.
- Automatic gemstone polishing robot20 Feb 2024US 11,904,433 B2Freedom Automation Solutions LLP
- Automated gemstone feeding13 Feb 2024US 11,897,088 B2Sahajanand Technologies Private Limited
- Method for controlling the polishing of gemstones13 Jun 2023US 11,673,228 B2OctoNus Finland OY
- Multi-set clamping fixture for diamond machining28 Dec 2021US 11,207,798 B1Shanghai Zhengshi Technology Co., Ltd.
- Automated diamond polishing methods and systems19 May 2022US 2022/0152772 A1Zalirian Ltd.
- Automated gemstone feeding6 May 2021US 2021/0129283 A1Sahajanand Technologies Private Limited
- Improved method for controlling the polishing of gemstones6 May 2021US 2021/0129286 A1OctoNus Finland OY
- An automatic gemstone polishing robot13 Aug 2020US 2020/0254584 A1Freedom Automation Solutions LLP
- Multiphase Cutting14 Dec 2017US 2017/0355058 A1
Most cited
By later US patents