B23D 61/021
Types of set
Official title: {Types of set; Variable teeth, e.g. variable in height or gullet depth; Varying pitch; Details of gullet}
B23D61/021 (Types of set) appears on 69 US grants and 63 published applications in this corpus.
Search patents in B23D- Granted patents
- 69
- Published applications
- 63
- Assignees
- 51
- Inventors
- 145
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 6 |
| 2003 | 3 | 1 |
| 2004 | 0 | 5 |
| 2005 | 2 | 2 |
| 2006 | 0 | 3 |
| 2007 | 1 | 4 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 3 | 0 |
| 2015 | 0 | 3 |
| 2016 | 0 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 6 |
| 2019 | 3 | 2 |
| 2020 | 2 | 4 |
| 2021 | 2 | 4 |
| 2022 | 2 | 3 |
| 2023 | 0 | 1 |
| 2024 | 2 | 4 |
| 2025 | 1 | 2 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Circular saw blade19 May 2026US 12,629,858 B2Black & Decker Inc.
- Circular saw blades21 Apr 2026US 12,605,781 B2Black & Decker Inc.
- Circular blade and device for cutting ice tubes17 Feb 2026US 12,551,956 B2
- Cutting apparatus with multi-directional cutting element17 Feb 2026US 12,552,066 B2
- Method and device for controlling the feed rate of circular saw blades13 Jan 2026US 12,521,806 B2Framag Industrieanlagenbau GmbH
- Circular saw blades24 Sep 2026US 2026/0284761 A1Black & Decker Inc.
- Saw blade26 Mar 2026US 2026/0084228 A1
- Arc-shaped oscillating saw blade with large and small teeth and oscillating saw19 Mar 2026US 2026/0077414 A1Hangzhou Easy Can Tools Co., Ltd.
- Arc-shaped oscillating saw blade with sparse and dense teeth and oscillating saw19 Mar 2026US 2026/0077415 A1Hangzhou Easy Can Tools Co., Ltd.
- Circular blade and device for cutting ice tubes28 Aug 2025US 2025/0269446 A1
Most cited
By later US patents
- Abrasive tool with contoured surface196US 5,190,568 A1993
- Method for making a sintered article and products produced thereby90US 6,453,899 B1Ultimate Abrasive Systems, L.L.C. · 2002
- Saw blade for a saw machine especially an oscillating saw machine74US 6,244,152 B1Scintilla AG · 2001
- Saw blade and method for its production66US 6,158,324 AWIKUS-Sagenfabrik Wilhelm H. Kullmann GmbH & Co. KG · 2000
- Saw blade64US 5,477,763 AWIKUS-Sagenfabrik Wilhelm H. Kullmann GmbH & Co. KG · 1995