B25B 23/0085
Counterholding devices
Official title: {Counterholding devices}
B25B23/0085 (Counterholding devices) appears on 160 US grants and 170 published applications in this corpus.
Search patents in B25B- Granted patents
- 160
- Published applications
- 170
- Assignees
- 89
- Inventors
- 296
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 5 |
| 2004 | 5 | 2 |
| 2005 | 7 | 9 |
| 2006 | 2 | 3 |
| 2007 | 4 | 5 |
| 2008 | 1 | 2 |
| 2009 | 2 | 9 |
| 2010 | 3 | 2 |
| 2011 | 3 | 8 |
| 2012 | 6 | 7 |
| 2013 | 6 | 9 |
| 2014 | 4 | 6 |
| 2015 | 10 | 8 |
| 2016 | 6 | 8 |
| 2017 | 10 | 15 |
| 2018 | 8 | 11 |
| 2019 | 13 | 17 |
| 2020 | 9 | 10 |
| 2021 | 8 | 7 |
| 2022 | 11 | 7 |
| 2023 | 7 | 7 |
| 2024 | 3 | 1 |
| 2025 | 3 | 5 |
| 2026 | 1 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Pipe fitting tool18 Feb 2025US 12,226,879 B2Milwaukee Electric Tool Corporation
- Apparatus, systems and kits for loosening and retorquing hydraulic cylinder piston-retaining nuts7 Jan 2025US 12,186,846 B21403871 Alberta
- Apparatus for tightening threaded fasteners25 Jun 2024US 12,017,311 B2HYTORC Division UNEX Corporation
- Fasteners, fastener arrangements and tools for application and/or release of fasteners8 Oct 2026US 2026/0309181 A1Engentus Pty Ltd
- Quick connect stack drive for limited clearance tool2 Jul 2026US 2026/0183906 A1Primesource Consulting LLC
- System for Assembly of Flanged Joints18 Jun 2026US 2026/0168601 A1Integrity Engineering Solutions Pty Ltd
- Anti-rotation tool for aircraft engine rotational equipment23 Apr 2026US 2026/0109480 A1Pratt & Whitney Canada Corp.
- Guardrail Hardware Removal Tool5 Mar 2026US 2026/0061575 A1Allrail, Inc.
Most cited
By later US patents
- Battery powered surgical tool with guide wire1,046US 8,974,932 B2Warsaw Orthopedic, Inc. · 2015
- Screw and driver235US 5,217,462 APfizer Hospital Products Group, Inc. · 1993
- Prosthesis air valve assembly and tool therefor39US 5,490,537 A1996
- Tool for installing an air valve assembly36US 5,709,017 A1998
- Anti-rotation clip for tightening and loosening nuts and bolts28US 5,954,466 AMuskegon Tools, L.L.C. · 1999