B23D 61/0225
With teeth having transversely curved cutting edges
Official title: {with teeth having transversely curved cutting edges}
B23D61/0225 (With teeth having transversely curved cutting edges) appears on 6 US grants and 10 published applications in this corpus.
Search patents in B23D- Granted patents
- 6
- Published applications
- 10
- Assignees
- 9
- Inventors
- 23
- Latest grant
- 29 Mar 2011
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 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 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 3 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cutting tooth assembly with reversible tooth29 Mar 2011US 7,913,432 B2Les Equipements Prenbec Inc.
- Rotary cutting machine with reversible teeth9 Nov 2010US 7,828,026 B2Les Equipments Prenbec Inc.
- Reversible saw tooth11 May 2010US 7,713,006 B2Les Equipements Prenbec Inc.
- Saw blades with convex ground saw tooth flanks13 Nov 2001US 6,314,854 B1Roehm GmbH Chemische Fabrik
- Circular saw blade18 Jul 1989US 4,848,205 ATakekawa Iron Works
- Serrated Cutting Tool for a Rotary Disc or Drum5 Mar 2026US 2026/0061506 A1Quadco Inc.
- Tipped circular saw blade4 Jul 2024US 2024/0217010 A1Kanefusa Kabushiki Kaisha
- Circular saw blade3 Mar 2016US 2016/0059329 A1Ledermann GmbH & Co. KG
- Cutting tooth assembly with reversible tooth8 Jul 2010US 2010/0170378 A1Les Equipements Prenbec Inc.
- Rotary cutting machine with reversible teeth8 Jul 2010US 2010/0170379 A1Les Equipments Prenbec Inc.
Most cited
By later US patents
- Reversible saw tooth52US 7,713,006 B2Les Equipements Prenbec Inc. · 2010
- Circular saw blade44US 4,848,205 ATakekawa Iron Works · 1989
- Cutting tooth assembly with reversible tooth27US 7,913,432 B2Les Equipements Prenbec Inc. · 2011
- Rotary cutting machine with reversible teeth25US 7,828,026 B2Les Equipments Prenbec Inc. · 2010
- Saw blade having inverse half-conical varying radius raking surface14US 3,986,421 A1976