B27B 21/00
Hand saws without power drive
Official title: Hand saws without power drive ({hand saws with oscillating saw blades,} B27B19/14 takes precedence); Equipment for hand sawing, e.g. saw horses {(work benches B25H1/00; saw guides B27B11/02)}
B27B21/00 (Hand saws without power drive) appears on 116 US grants and 138 published applications in this corpus.
Search patents in B27B- Granted patents
- 116
- Published applications
- 138
- Assignees
- 55
- Inventors
- 220
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 1 |
| 2003 | 2 | 8 |
| 2004 | 6 | 9 |
| 2005 | 4 | 4 |
| 2006 | 1 | 3 |
| 2007 | 3 | 7 |
| 2008 | 1 | 9 |
| 2009 | 2 | 5 |
| 2010 | 1 | 8 |
| 2011 | 2 | 1 |
| 2012 | 3 | 6 |
| 2013 | 4 | 6 |
| 2014 | 5 | 10 |
| 2015 | 5 | 6 |
| 2016 | 9 | 7 |
| 2017 | 7 | 7 |
| 2018 | 4 | 7 |
| 2019 | 6 | 3 |
| 2020 | 5 | 5 |
| 2021 | 4 | 5 |
| 2022 | 1 | 4 |
| 2023 | 3 | 2 |
| 2024 | 2 | 3 |
| 2025 | 4 | 6 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hybrid sawhorse10 Mar 2026US 12,570,022 B2JS Products, Inc.
- Surgical instruments, systems, and methods for performing an osteotomy20 Jan 2026US 12,527,579 B2Fusion Orthopedis USA, LLC
- Light duty sawhorse4 Nov 2025US 12,459,155 B2JS Products, Inc.
- Foldable hand-held tool26 Aug 2025US RE50,553 E1Husqvarna AB
- Collapsible hand saw with tubular frame doubling as storage container for other components5 Aug 2025US 12,377,477 B2
- Sawing Grip Assembly1 Oct 2026US 2026/0295893 A1
- Stowable cutting tool2 Jul 2026US 2026/0182502 A1Jameson, LLC
- Surgial instruments, systems, and methods for performing an osteotomy21 May 2026US 2026/0137395 A1Fusion Orthopedics USA, LLC
- Handle for a saw, a saw comprising the same, a saw blade, and a saw system26 Mar 2026US 2026/0084337 A1Apache Corporation
- Support, support device and sawhorse15 Jan 2026US 2026/0014690 A1Hangzhou Great Star Industrial Co., Ltd.
Most cited
By later US patents