B25B 13/48
Spanners: for special purposes
Official title: for special purposes
B25B13/48 (Spanners: for special purposes) appears on 2,175 US grants and 1,801 published applications in this corpus.
Search patents in B25B- Granted patents
- 2,175
- Published applications
- 1,801
- Assignees
- 824
- Inventors
- 3,522
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 20 | 0 |
| 1978 | 18 | 0 |
| 1979 | 17 | 0 |
| 1980 | 11 | 0 |
| 1981 | 22 | 0 |
| 1982 | 19 | 0 |
| 1983 | 10 | 0 |
| 1984 | 29 | 0 |
| 1985 | 25 | 0 |
| 1986 | 27 | 0 |
| 1987 | 40 | 0 |
| 1988 | 40 | 0 |
| 1989 | 44 | 0 |
| 1990 | 52 | 0 |
| 1991 | 36 | 0 |
| 1992 | 43 | 0 |
| 1993 | 37 | 0 |
| 1994 | 41 | 0 |
| 1995 | 43 | 0 |
| 1996 | 44 | 0 |
| 1997 | 32 | 0 |
| 1998 | 35 | 0 |
| 1999 | 46 | 0 |
| 2000 | 60 | 0 |
| 2001 | 55 | 13 |
| 2002 | 51 | 32 |
| 2003 | 31 | 47 |
| 2004 | 50 | 90 |
| 2005 | 61 | 84 |
| 2006 | 61 | 82 |
| 2007 | 75 | 47 |
| 2008 | 23 | 58 |
| 2009 | 25 | 50 |
| 2010 | 21 | 57 |
| 2011 | 35 | 60 |
| 2012 | 39 | 63 |
| 2013 | 49 | 65 |
| 2014 | 47 | 78 |
| 2015 | 68 | 81 |
| 2016 | 53 | 83 |
| 2017 | 58 | 97 |
| 2018 | 66 | 79 |
| 2019 | 55 | 82 |
| 2020 | 60 | 93 |
| 2021 | 79 | 119 |
| 2022 | 98 | 87 |
| 2023 | 73 | 63 |
| 2024 | 56 | 66 |
| 2025 | 48 | 70 |
| 2026 | 32 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bicycle tool mounted in bicycle tube29 Sep 2026US 12,746,647 B2U-Power Collection Enterprise Co., Ltd.
- Pressure relief system, pressure safety device and tool, pressurized container system, processes, and method of use29 Sep 2026US 12,747,834 B2
- Tool with chevron jaw15 Sep 2026US 12,734,645 B2
- Pipe wrench15 Sep 2026US 12,734,667 B2Milwaukee Electric Tool Corporation
- Installation accessories for lineman hot sticks8 Sep 2026US 12,731,951 B2Hubbell Incorporated
- Dual Action Driver Ratchet8 Oct 2026US 2026/0307218 A1Grip Holdings LLC
- Counter-torque driver tool1 Oct 2026US 2026/0295781 A1C-Torq, LLC
- Shaft-driven extension wrench1 Oct 2026US 2026/0295782 A1Great Neck Saw Manufacturers, Inc.
- Improved torque limiting mechanism24 Sep 2026US 2026/0284837 A1
- Spanner wrench24 Sep 2026US 2026/0284838 A1PTO Solutions, LLC
Most cited
By later US patents
- Method of joining torn parts of bodily tissue in vivo with a biodegradable tack member621US 4,895,148 AConcept, Inc. · 1990
- Repair tack for bodily tissue575US 4,976,715 AConcept, Inc. · 1990
- Hinged socket wrench speed handle492US 7,197,965 B12007
- Tack and applicator for treating torn bodily material in vivo461US 4,884,572 AConcept, Inc. · 1989
- Transmission extension adapter for power hand tool278US 8,220,367 B2Mobiletron Electronics Co., Ltd. · 2012