B23B 2260/138
Screw threads
B23B2260/138 (Screw threads) appears on 92 US grants and 82 published applications in this corpus.
Search patents in B23B- Granted patents
- 92
- Published applications
- 82
- Assignees
- 61
- Inventors
- 140
- Latest grant
- 31 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 3 | 4 |
| 2009 | 1 | 6 |
| 2010 | 2 | 7 |
| 2011 | 1 | 3 |
| 2012 | 1 | 3 |
| 2013 | 4 | 8 |
| 2014 | 3 | 3 |
| 2015 | 10 | 12 |
| 2016 | 0 | 1 |
| 2017 | 9 | 5 |
| 2018 | 9 | 3 |
| 2019 | 2 | 3 |
| 2020 | 4 | 1 |
| 2021 | 6 | 2 |
| 2022 | 2 | 5 |
| 2023 | 0 | 1 |
| 2024 | 4 | 3 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Mandrel and accessory for rotary tool31 Dec 2024US 12,179,309 B2Techtronic Cordless GP
- Variable length tool holder15 Oct 2024US 12,115,589 B2Mueller International, LLC
- Modular boring head with fine adjustment click mechanism4 Jun 2024US 11,998,995 B2Kennametal Inc.
- Variable length tool holder19 Mar 2024US 11,931,813 B2Mueller International, LLC
- Variable length tool holder4 Oct 2022US 11,458,550 B2Mueller International, LLC
- Holesaw assembly19 Jun 2025US 2025/0196233 A1Black & Decker Inc.
- Variable length tool holder26 Dec 2024US 2024/0424580 A1Mueller International, LLC
- Container and related production method18 Jul 2024US 2024/0237808 A1O.M.Z. Officina Meccanica Zanotti S.P.A.
- Boring head and a boring tool assembly18 Apr 2024US 2024/0123517 A1Seco Tools Tooling Systems
- Modular boring head with fine adjustment click mechanism21 Sep 2023US 2023/0294179 A1Kennametal Inc.
Most cited
By later US patents
- Drill for percussion drilling machines63US 4,051,905 AGerbruder Heller · 1977
- Hole saw62US 4,741,651 A1988
- Core-drilling apparatus with mandrel driver-ejector52US 5,082,403 A1992
- Cutting insert52US 5,496,137 AIscar, Ltd. · 1996
- Hole saw having plug ejection feature48US 5,435,672 AVermont American Corporation · 1995