B23B 51/0008
With indexable or reversible cutting inserts
Official title: {with indexable or reversible cutting inserts}
B23B51/0008 (With indexable or reversible cutting inserts) appears on 73 US grants and 32 published applications in this corpus.
Search patents in B23B- Granted patents
- 73
- Published applications
- 32
- Assignees
- 39
- Inventors
- 92
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 5 |
| 2020 | 1 | 8 |
| 2021 | 8 | 5 |
| 2022 | 2 | 0 |
| 2023 | 4 | 3 |
| 2024 | 2 | 0 |
| 2025 | 1 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cutting insert with seating surface and lip support25 Aug 2026US 12,715,052 B2Kennametal Inc.
- Indexable drilling tool11 Aug 2026US 12,703,029 B2Zhuzhou Cemented Carbide Cutting Tools Co., Ltd.
- Indexable drill assembly with coolant system18 Nov 2025US 12,472,566 B2Kennametal India Limited
- Cutting tool and method for manufacturing a cutting tool30 Apr 2024US 11,969,837 B2Kennametal Inc.
- Indexable drilling inserts27 Feb 2024US 11,911,830 B2Kennametal India Limited
- Metal cutting indexable drill tool5 Oct 2023US 2023/0311220 A1AB Sandvik Coromant
- Cutting insert with seating surface and lip support14 Sep 2023US 2023/0286064 A1Kennametal Inc.
- Indexable drill assembly with coolant system23 Feb 2023US 2023/0056373 A1Kennametal India Limited
- Cutting tool and method for manufacturing a cutting tool23 Dec 2021US 2021/0394277 A1Kennametal Inc.
- Indexable drilling tool23 Sep 2021US 2021/0291283 A1Zhuzhou Cemented Carbide Cutting Tools Co., Ltd.
Most cited
By later US patents
- Cutting insert with undulating concave chip forming groove57US 5,695,303 AIscar, Ltd. · 1997
- Drill and cutting insert therefor54US 4,648,760 ASantrade Ltd. · 1987
- Drill having radially overlapping indexable cutting inserts45US 6,039,515 ASeco Tools AB · 2000
- Port cutting tool with multiple function inserts43US 5,816,753 AGreenfield Industries, Inc. · 1998
- Drill with indexable inserts41US 3,963,365 AMetal Cutting Tools, Inc. · 1976