B25B 23/0021
Prolongations interposed between handle and tool
Official title: {Prolongations interposed between handle and tool}
B25B23/0021 (Prolongations interposed between handle and tool) appears on 354 US grants and 349 published applications in this corpus.
Search patents in B25B- Granted patents
- 354
- Published applications
- 349
- Assignees
- 128
- Inventors
- 510
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 15 | 0 |
| 2001 | 13 | 5 |
| 2002 | 7 | 7 |
| 2003 | 2 | 4 |
| 2004 | 6 | 11 |
| 2005 | 10 | 9 |
| 2006 | 13 | 7 |
| 2007 | 9 | 8 |
| 2008 | 4 | 14 |
| 2009 | 6 | 15 |
| 2010 | 2 | 21 |
| 2011 | 6 | 12 |
| 2012 | 12 | 12 |
| 2013 | 12 | 13 |
| 2014 | 10 | 22 |
| 2015 | 9 | 12 |
| 2016 | 10 | 4 |
| 2017 | 6 | 13 |
| 2018 | 12 | 10 |
| 2019 | 9 | 18 |
| 2020 | 10 | 31 |
| 2021 | 15 | 25 |
| 2022 | 25 | 23 |
| 2023 | 25 | 19 |
| 2024 | 7 | 12 |
| 2025 | 16 | 13 |
| 2026 | 7 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-functional double-ended socket and magnetic extension bar kit with C-shape retaining rings28 Jul 2026US 12,691,552 B1
- Multiple entry angle adaptor with locator for fastener installation tool23 Jun 2026US 12,661,761 B2OMG Building Products LLC
- High-intensity magnetic tool extension rod21 Apr 2026US 12,605,809 B2Danyang Jianlu Tools Co., Ltd.
- Angled tool accessory holder10 Mar 2026US 12,569,971 B2Black & Decker Inc.
- Torque stick for a rotary impact tool24 Feb 2026US 12,558,762 B2Milwaukee Electric Tool Corporation
- Multifunctional adapter device6 Aug 2026US 2026/0225211 A1Guochang Cold Forging Co., Ltd.
- Adapter tools, systems, and methods for rotating parts30 Jul 2026US 2026/0216846 A1Tiger Tool International Incorporated
- Multi-purpose driver23 Jul 2026US 2026/0208326 A1
- Connection rod tool with auxiliary device23 Jul 2026US 2026/0208329 A1
- Driving Tool with Rear Handle Storage Compartment and Kit18 Jun 2026US 2026/0166708 A1Milwaukee Electric Tool Corporation
Most cited
By later US patents
- Anti-vibration adaptor294US 6,321,855 B12001
- Flexible surgical screwdriver and methods of arthroscopic ligament reconstruction269US 5,464,407 A1995
- Flexible connecting shaft for intramedullary reamer249US 4,706,659 AThe Regents of the University of Michigan · 1987
- Flexible surgical screwdriver and methods of arthroscopic ligament reconstruction224US 5,797,918 A1998
- Angled surgical screw driver and methods of arthroscopic ligament reconstruction162US 5,391,170 A1995