B25B 1/20
Vices for clamping work of special profile
Official title: Vices for clamping work of special profile, e.g. pipes
B25B1/20 (Vices for clamping work of special profile) appears on 191 US grants and 117 published applications in this corpus.
Search patents in B25B- Granted patents
- 191
- Published applications
- 117
- Assignees
- 98
- Inventors
- 294
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 3 |
| 2008 | 4 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 7 |
| 2011 | 2 | 4 |
| 2012 | 0 | 5 |
| 2013 | 7 | 5 |
| 2014 | 8 | 9 |
| 2015 | 4 | 7 |
| 2016 | 7 | 2 |
| 2017 | 9 | 6 |
| 2018 | 8 | 9 |
| 2019 | 6 | 10 |
| 2020 | 4 | 2 |
| 2021 | 6 | 9 |
| 2022 | 9 | 5 |
| 2023 | 6 | 8 |
| 2024 | 7 | 9 |
| 2025 | 3 | 3 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mount for firearm assembly6 Oct 2026US 12,753,986 B2
- Module tray and battery production device16 Jun 2026US 12,658,464 B2Contemporary Amperex Technology (Hong Kong) Limited
- Work-holding and molding device for variable irregular shapes14 Apr 2026US 12,600,012 B2
- Multi-functional bench vice with quick-change jaw15 Jul 2025US 12,358,102 B2Laizhou Hongyuan Bench Vice Manufacture Co., Ltd.
- Vise jaws for holding irregular shaped objects1 Jul 2025US 12,343,845 B1
- Projectile platform support system17 Sep 2026US 2026/0273699 A1Arrow Products USA, LLC
- Chain handler for a chain vice13 Aug 2026US 2026/0233362 A1
- Holding device for holding pipes in a chain vise7 May 2026US 2026/0124718 A1
- Clamp jig19 Mar 2026US 2026/0077452 A1Pillar Corporation
- Mount for firearm assembly5 Feb 2026US 2026/0036388 A1
Most cited
By later US patents
- Variable contour securing system95US 4,088,312 A1978
- Multi-diameter vise clamp and collet jaw48US 6,152,435 A2000
- Centering and clamping apparatus for elongate round bodies of various diameter32US 4,706,948 AHombak Maschinenfabrik KG · 1987
- Portable adjustable chain type clamping device32US 5,727,778 A1998
- Laying air for parquet flooring28US 5,931,447 ABessey & Sohn GmbH & Co. · 1999