F16B 25/0042
Characterised by the geometry of the thread, the thread being a ridge
Official title: {characterised by the geometry of the thread, the thread being a ridge wrapped around the shaft of the screw}
F16B25/0042 (Characterised by the geometry of the thread, the thread being a ridge) appears on 520 US grants and 585 published applications in this corpus.
Search patents in F16B- Granted patents
- 520
- Published applications
- 585
- Assignees
- 245
- Inventors
- 728
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 15 | 0 |
| 2000 | 15 | 0 |
| 2001 | 7 | 3 |
| 2002 | 11 | 11 |
| 2003 | 9 | 15 |
| 2004 | 7 | 16 |
| 2005 | 13 | 16 |
| 2006 | 11 | 22 |
| 2007 | 7 | 23 |
| 2008 | 7 | 26 |
| 2009 | 3 | 28 |
| 2010 | 14 | 18 |
| 2011 | 12 | 29 |
| 2012 | 10 | 13 |
| 2013 | 21 | 20 |
| 2014 | 24 | 29 |
| 2015 | 26 | 30 |
| 2016 | 22 | 34 |
| 2017 | 24 | 20 |
| 2018 | 13 | 25 |
| 2019 | 24 | 34 |
| 2020 | 19 | 32 |
| 2021 | 26 | 41 |
| 2022 | 22 | 20 |
| 2023 | 22 | 24 |
| 2024 | 14 | 15 |
| 2025 | 13 | 24 |
| 2026 | 6 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Screw15 Sep 2026US 12,736,077 B2Taiwan Shan Yin International Co., Ltd.
- Hollow-cylindrical base element of a connecting unit28 Jul 2026US 12,692,893 B2Böllhoff Verbindungstechnik GmbH
- Fastening device14 Jul 2026US 12,680,569 B2
- Self-drilling screw for layered flooring9 Jun 2026US 12,650,142 B2All State Fastener Corporation
- Bone anchor26 May 2026US 12,636,054 B2Biedermann Technologies GmbH & Co. KG
- Self-tapping screw1 Oct 2026US 2026/0298277 A1Knapp Holding GmbH
- Components, assemblies, systems, and methods providing enhanced reliability of connections between components of high-power pumps1 Oct 2026US 2026/0298279 A1Vulcan Industrial Holdings, LLC
- Self-Drilling Fastener Having Buttress Threads, Hex Flange Head, Angled Shoulder, and Sealing Washer20 Aug 2026US 2026/0243291 A1Enstall US, Inc.
- Fastener23 Jul 2026US 2026/0210394 A1
- Impact screw23 Jul 2026US 2026/0210395 A1Everwin Pneumatic Corporation
Most cited
By later US patents
- Self-tapping screw with an improved thread design1,391US 6,065,919 A2000
- Externally threaded bodies for use as taps or screws237US 5,643,269 A1997
- Wood screw and method for making same94US 4,815,909 A1989
- Low torque wood screw94US 5,516,248 AAbbott-Interfast Corporation · 1996
- Deck screw having multiple threaded sections91US 6,666,638 B2Phillips Screw Company · 2003