F16B 23/0076
Causing slipping of the tool in loosening rotation, i.e. disabling unscrewing unless
Official title: {causing slipping of the tool in loosening rotation, i.e. disabling unscrewing unless another tool is used (F16B31/027 takes precedence)}
F16B23/0076 (Causing slipping of the tool in loosening rotation, i.e. disabling unscrewing unless) appears on 32 US grants and 26 published applications in this corpus.
Search patents in F16B- Granted patents
- 32
- Published applications
- 26
- Assignees
- 23
- Inventors
- 58
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 3 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 0 | 0 |
| 2022 | 1 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 5 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Thread connector lock6 Jan 2026US 12,516,757 B2Frank's International, LLC
- Tool attachment point with alignment aid for screw elements7 Oct 2025US 12,433,652 B2MIMEO MEDICAL GmbH
- Security nut and security bolt29 Oct 2024US 12,129,883 B2Iwata Bolt Kabushiki Kaisha
- Anti-loosening bolt and nut assembly structure22 Aug 2023US 11,732,742 B2
- Methods and apparatus for adjusting a spring pre-load7 Jun 2022US 11,351,834 B2Fox Factory, Inc.
- Anti-disassembly connector14 Nov 2024US 2024/0377003 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Anti-Disassembly Connector3 Oct 2024US 2024/0328546 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Anti-Disassembly Connector11 Jul 2024US 2024/0229986 A9Zhejiang Dunan Artificial Environment Co., Ltd.
- Anti-Disassembly Connector25 Apr 2024US 2024/0133494 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Thread connector lock25 Jan 2024US 2024/0027001 A1Frank's International, LLC
Most cited
By later US patents
- Fastener screw having improved installation and self-locking characteristics67US 5,199,839 AAbbott-Interfast Corporation · 1993
- Double-ended stud with combined driving and locking means48US 4,223,585 AIllinois Tool Works Inc. · 1980
- Eagle wing tips tamper-proof fastener and driver tool38US 5,598,753 A1997
- Multi-part locknut construction37US 4,726,723 AMcGard, Inc. · 1988
- Screw and screw forming tool31US 4,384,812 AMiyagawa Kinzoku Kogyo Company Limited · 1983