B24B 3/34
Sharpening cutting edges: of turning or planing tools or tool bits
Official title: of turning or planing tools or tool bits, e.g. gear cutters (B24B3/36 takes precedence)
B24B3/34 (Sharpening cutting edges: of turning or planing tools or tool bits) appears on 61 US grants and 41 published applications in this corpus.
Search patents in B24B- Granted patents
- 61
- Published applications
- 41
- Assignees
- 32
- Inventors
- 99
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 3 | 0 |
| 2005 | 1 | 4 |
| 2006 | 1 | 2 |
| 2007 | 2 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 4 |
| 2010 | 0 | 3 |
| 2011 | 2 | 1 |
| 2012 | 2 | 0 |
| 2013 | 3 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 3 |
| 2016 | 0 | 2 |
| 2017 | 2 | 3 |
| 2018 | 2 | 1 |
| 2019 | 2 | 4 |
| 2020 | 2 | 3 |
| 2021 | 4 | 2 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Machining device with a measuring system29 Jul 2025US 12,370,626 B2Agathon AG Maschinenfabrik
- Modular clamping device21 Jan 2025US 12,202,095 B2Agathon AG Maschinenfabrik
- Compact material removal machines13 Feb 2024US 11,897,084 B2Illinois Tool Works Inc.
- Method of grinding a parting/grooving insert and a parting/grooving insert6 Feb 2024US 11,890,683 B2Sandvik Intellectual Property AB
- Throwaway insert4 Oct 2022US 11,458,546 B2Sumitomo Electric Sintered Alloy, Ltd.
- Yoke clamping system, grinding machine with a yoke clamping system and method for using a yoke clamping system28 May 2026US 2026/0145297 A1Adelbert Haas GmbH
- Machining Device with a Measuring System1 May 2025US 2025/0135579 A1Agathon AG Maschinenfabrik
- Grinding machine and method of operating a grinding machine23 Nov 2023US 2023/0373054 A1Adelbert Haas GmbH
- Modular clamping device11 Mar 2021US 2021/0069858 A1Agathon AG Maschinenfabrik
- Method of grinding a parting/grooving insert and a parting/grooving insert7 Jan 2021US 2021/0001407 A1Sandvik Intellectual Property AB
Most cited
By later US patents
- Metalcutting insert for roughing and finishing39US 4,335,984 A1982
- Method and apparatus for sharpening a tool blade23US 8,197,304 B2Woodpeckers, LLC · 2012
- Method for resharpening cutting blades for gear cutting machinery13US 4,144,678 AThe Gleason Works · 1979
- Tool for machining workpieces by cutting13US 6,273,924 B1Deutsches Zentrum fuer Luft-und Raumfahrt · 2001
- End cutter head, for gear cutting machines, cutters for end cutter heads and method for refacing said cutters11US 4,530,623 AWerkzeugmaschinenfabrik Oerlikon-Buhrle AG · 1985