B23B 2231/0216
Overall cross sectional shape of the shank
B23B2231/0216 (Overall cross sectional shape of the shank) appears on 90 US grants and 97 published applications in this corpus.
Search patents in B23B- Granted patents
- 90
- Published applications
- 97
- Assignees
- 56
- Inventors
- 157
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 3 |
| 2002 | 2 | 4 |
| 2003 | 4 | 1 |
| 2004 | 0 | 3 |
| 2005 | 0 | 2 |
| 2006 | 4 | 4 |
| 2007 | 2 | 2 |
| 2008 | 0 | 4 |
| 2009 | 1 | 4 |
| 2010 | 4 | 3 |
| 2011 | 3 | 2 |
| 2012 | 1 | 6 |
| 2013 | 3 | 2 |
| 2014 | 2 | 6 |
| 2015 | 2 | 4 |
| 2016 | 0 | 5 |
| 2017 | 6 | 5 |
| 2018 | 7 | 7 |
| 2019 | 2 | 5 |
| 2020 | 3 | 0 |
| 2021 | 5 | 5 |
| 2022 | 0 | 4 |
| 2023 | 1 | 5 |
| 2024 | 5 | 8 |
| 2025 | 2 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Clamping shank for a tool and tool comprising the clamping shank16 Jun 2026US 12,654,233 B2
- Cutting tool7 Apr 2026US 12,594,608 B2Sumitomo Electric Industries, Ltd.
- Chuck assembly for a rotary power tool2 Dec 2025US 12,485,493 B2Milwaukee Electric Tool Corporation
- Pin drive rotary surgical cutting tools and powered handpieces14 Oct 2025US 12,440,902 B2Medtronic PS Medical, Inc.
- Machine tool31 Dec 2024US 12,179,273 B2Guehring KG
- Coupling, and medical instrument having a coupling15 Jan 2026US 2026/0016052 A1
- Chuck assembly for a rotary power tool24 Jul 2025US 2025/0235934 A1Milwaukee Electric Tool Corporation
- Accessory tool23 Jan 2025US 2025/0025945 A1Milwaukee Electric Tool Corporation
- Tool bit and bit holder28 Nov 2024US 2024/0390989 A1Milwaukee Electric Tool Corporation
- Machining tool, cutting insert holder and cutting insert24 Oct 2024US 2024/0351114 A1Hartmetall-Werkzeugfabrik Paul Horn GmbH
Most cited
By later US patents
- Sintered and forged article, and method of forming same145US 4,484,644 AIngersoll-Rand Company · 1984
- Non-metallic body cutting tools111US 5,865,571 ANorton Company · 1999
- Surgical instrument with rotary cutting member and quick release coupling arrangement94US 7,011,661 B2Medtronic, Inc. · 2006
- Method for improving wear resistance of abrasive tools93US 6,227,188 B1Norton Company · 2001
- Tool coupler79US 5,062,749 A1991