F16B 39/26
With spring washers fastened to the nut or bolt-head
Official title: with spring washers fastened to the nut or bolt-head
F16B39/26 (With spring washers fastened to the nut or bolt-head) appears on 93 US grants and 110 published applications in this corpus.
Search patents in F16B- Granted patents
- 93
- Published applications
- 110
- Assignees
- 75
- Inventors
- 186
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 6 |
| 2006 | 2 | 0 |
| 2007 | 0 | 3 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 2 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 2 |
| 2013 | 2 | 2 |
| 2014 | 4 | 7 |
| 2015 | 3 | 9 |
| 2016 | 0 | 2 |
| 2017 | 7 | 10 |
| 2018 | 8 | 9 |
| 2019 | 11 | 14 |
| 2020 | 3 | 7 |
| 2021 | 7 | 8 |
| 2022 | 4 | 5 |
| 2023 | 1 | 7 |
| 2024 | 7 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Actuator lock nut assembly28 Apr 2026US 12,612,937 B2Microtecnica S.R.L.
- Fastener and shield unit25 Mar 2025US 12,258,892 B2Elringklinger Marusan Corporation
- Damping arrangement, component with damping arrangement as well as corresponding component connection, a manufacturing method and a connecting method25 Mar 2025US 12,258,995 B2Böllhoff Verbindungstechnik GmbH
- Lock nut12 Nov 2024US 12,140,174 B2
- Interlocking fastening upper electrode assembly having improved fastening force, and plasma device including same1 Oct 2024US 12,104,638 B2Tem Co., Ltd.
- Blast baffle with insert for a firearm suppressor23 Jul 2026US 2026/0210656 A1B & T S.R.L.
- Screw structure and connector14 May 2026US 2026/0132810 A1Bizlink International Corp.
- Fastener12 Feb 2026US 2026/0043434 A1Sentient Design, Inc.
- Fastener7 Aug 2025US 2025/0251013 A1GM Global Technology Operations LLC
- Fastener assembly5 Jun 2025US 2025/0180060 A1Caterpillar Inc.
Most cited
By later US patents
- Sticky nut fastener105US 5,051,049 A1991
- Wheel nut assemblies56US 4,717,299 AArmstong Fastenings, Ltd. · 1988
- Fastener unit for clamping plastic workpieces50US 4,238,165 AIllinois Tool Works Inc. · 1980
- Plastic encapsulated nut and washer assembly50US 4,883,399 AMacLean-Fogg Company · 1989
- Fastener assembly39US 4,431,353 ARussell, Burdsall & Ward Corporation · 1984