B25B 23/08
For holding or positioning screw or nut prior to or during its
Official title: for holding or positioning screw or nut prior to or during its rotation
B25B23/08 (For holding or positioning screw or nut prior to or during its) appears on 985 US grants and 965 published applications in this corpus.
Search patents in B25B- Granted patents
- 985
- Published applications
- 965
- Assignees
- 442
- Inventors
- 1,610
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 12 | 0 |
| 1986 | 11 | 0 |
| 1987 | 12 | 0 |
| 1988 | 18 | 0 |
| 1989 | 11 | 0 |
| 1990 | 19 | 0 |
| 1991 | 15 | 0 |
| 1992 | 14 | 0 |
| 1993 | 14 | 0 |
| 1994 | 19 | 0 |
| 1995 | 8 | 0 |
| 1996 | 12 | 0 |
| 1997 | 8 | 0 |
| 1998 | 13 | 0 |
| 1999 | 16 | 0 |
| 2000 | 20 | 0 |
| 2001 | 22 | 3 |
| 2002 | 13 | 12 |
| 2003 | 19 | 27 |
| 2004 | 19 | 26 |
| 2005 | 18 | 27 |
| 2006 | 26 | 18 |
| 2007 | 15 | 23 |
| 2008 | 11 | 46 |
| 2009 | 13 | 30 |
| 2010 | 16 | 31 |
| 2011 | 19 | 30 |
| 2012 | 23 | 35 |
| 2013 | 28 | 42 |
| 2014 | 31 | 36 |
| 2015 | 29 | 43 |
| 2016 | 24 | 51 |
| 2017 | 37 | 47 |
| 2018 | 41 | 60 |
| 2019 | 34 | 54 |
| 2020 | 35 | 37 |
| 2021 | 45 | 68 |
| 2022 | 44 | 61 |
| 2023 | 52 | 55 |
| 2024 | 35 | 37 |
| 2025 | 40 | 31 |
| 2026 | 21 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Anti-slip fastener driver15 Sep 2026US 12,734,653 B2Hong Ann Tool Industries Co., Ltd.
- Installation accessories for lineman hot sticks8 Sep 2026US 12,731,951 B2Hubbell Incorporated
- Multiple spring wire-form retention socket1 Sep 2026US 12,722,259 B2Snap-on Incorporated
- Retaining driver system4 Aug 2026US 12,697,157 B2Nexus Spine, LLC
- Multi-functional double-ended socket and magnetic extension bar kit with C-shape retaining rings28 Jul 2026US 12,691,552 B1
- Wrench engagement profile27 Aug 2026US 2026/0249430 A1Apex Brands, Inc.
- Magnetic sparkplug socket13 Aug 2026US 2026/0233364 A1
- Single-detent-groove socket and strong-magnetic detent-ball extension bar kit13 Aug 2026US 2026/0233365 A1
- Osteosynthesis screw with angular indexing relative to the screwdrivr and universal compatibility6 Aug 2026US 2026/0224257 A1Novastep
- Holding operation tool, holding operation tool set using the same, and robot using the same6 Aug 2026US 2026/0225195 A1Medmetalex Co., Ltd.
Most cited
By later US patents
- Switch arrangement for controlling operation of a motor of a power tool727US 8,602,125 B2Black & Decker Inc. · 2013
- Screw and driver364US 5,139,499 AAmerican Cyanamid Company · 1992
- Screw and driver for securing a bone block289US 5,423,819 AAmerican Cyanamid Company · 1995
- Screwdriver200US 6,189,422 B1KARL STORZ GmbH&Co.KG · 2001
- Bone screw fixation assembly, bone screw therefor and method of fixation169US 4,963,144 A1990