F16B 21/06
Releasable fastening devices with snap-action
Official title: Releasable fastening devices with snap-action {(quickly-detachable or mountable nuts to threaded bolts F16B37/0842)}
F16B21/06 (Releasable fastening devices with snap-action) appears on 1,805 US grants and 1,810 published applications in this corpus.
Search patents in F16B- Granted patents
- 1,805
- Published applications
- 1,810
- Assignees
- 923
- Inventors
- 3,304
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 7 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 7 | 0 |
| 1983 | 15 | 0 |
| 1984 | 13 | 0 |
| 1985 | 14 | 0 |
| 1986 | 20 | 0 |
| 1987 | 18 | 0 |
| 1988 | 22 | 0 |
| 1989 | 29 | 0 |
| 1990 | 34 | 0 |
| 1991 | 43 | 0 |
| 1992 | 22 | 0 |
| 1993 | 23 | 0 |
| 1994 | 15 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 23 | 0 |
| 1998 | 30 | 0 |
| 1999 | 16 | 0 |
| 2000 | 14 | 0 |
| 2001 | 21 | 5 |
| 2002 | 25 | 23 |
| 2003 | 27 | 29 |
| 2004 | 21 | 49 |
| 2005 | 16 | 47 |
| 2006 | 26 | 39 |
| 2007 | 30 | 46 |
| 2008 | 19 | 55 |
| 2009 | 25 | 47 |
| 2010 | 27 | 41 |
| 2011 | 40 | 64 |
| 2012 | 35 | 69 |
| 2013 | 50 | 72 |
| 2014 | 60 | 75 |
| 2015 | 70 | 103 |
| 2016 | 71 | 103 |
| 2017 | 93 | 87 |
| 2018 | 72 | 112 |
| 2019 | 92 | 117 |
| 2020 | 106 | 151 |
| 2021 | 99 | 108 |
| 2022 | 95 | 97 |
| 2023 | 111 | 79 |
| 2024 | 65 | 86 |
| 2025 | 58 | 66 |
| 2026 | 31 | 40 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for connecting two components with improved tensile strength8 Sep 2026US 12,729,708 B2Bontaz Centre
- Integrated fastener system1 Sep 2026US 12,723,609 B2Illinois Tool Works Inc.
- Kitchen appliance11 Aug 2026US 12,702,249 B2De' Longhi Braun Household GmbH
- Cushioning member and detachable device4 Aug 2026US 12,698,791 B2Coretronic Corporation
- Snap-fitting connecting device with improved tensile strength28 Jul 2026US 12,692,890 B2Bontaz Centre
- Multidimensional hybrid lap joints and additive manufacturing processes for making bezel assemblies24 Sep 2026US 2026/0287001 A1GM Global Technology Operations LLC
- Limiting structure24 Sep 2026US 2026/0287002 A1Fivegrand International Co., Ltd.
- Connector for mechanically connecting a first component and a second component, connector assembly, blocking element, component, component assembly, and component connection3 Sep 2026US 2026/0258824 A1Festool GmbH
- Aircraft passenger service unit fixing element27 Aug 2026US 2026/0249995 A1Goodrich Lighting Systems GmbH
- Snap-In Retainer System27 Aug 2026US 2026/0251170 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Two-piece tissue fastener with ratchet leg staple and sealable latching receiver727US 4,532,926 AEthicon, Inc. · 1985
- Bone clamp and method292US 4,796,612 A1989
- Anchoring bolt device257US 4,573,844 A1986
- Self-locking joint connector231US 5,151,104 APfizer Hospital Products Group, Inc. · 1992
- Mounting clip213US 5,662,375 ADonnelly Corporation · 1997