F16B 21/09
Releasable fastening devices with a stud engaging a keyhole slot
F16B21/09 (Releasable fastening devices with a stud engaging a keyhole slot) appears on 415 US grants and 439 published applications in this corpus.
Search patents in F16B- Granted patents
- 415
- Published applications
- 439
- Assignees
- 303
- Inventors
- 823
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 3 |
| 2002 | 4 | 1 |
| 2003 | 7 | 4 |
| 2004 | 6 | 10 |
| 2005 | 5 | 12 |
| 2006 | 7 | 14 |
| 2007 | 7 | 9 |
| 2008 | 8 | 15 |
| 2009 | 3 | 14 |
| 2010 | 6 | 7 |
| 2011 | 5 | 15 |
| 2012 | 10 | 18 |
| 2013 | 17 | 30 |
| 2014 | 13 | 21 |
| 2015 | 20 | 16 |
| 2016 | 15 | 20 |
| 2017 | 25 | 20 |
| 2018 | 18 | 28 |
| 2019 | 21 | 32 |
| 2020 | 25 | 32 |
| 2021 | 28 | 25 |
| 2022 | 21 | 23 |
| 2023 | 23 | 21 |
| 2024 | 13 | 15 |
| 2025 | 14 | 24 |
| 2026 | 7 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Display device7 Apr 2026US 12,595,878 B2LG Electronics Inc.
- Locking assembly31 Mar 2026US 12,590,598 B2Fulian Precision Electronics (Tianjin) Co., LTD.
- Locking Structure and Luminaire30 Jul 2026US 2026/0218885 A1Astera Manufacturing Limited
- Fastening Device for a Fastening System for Fastening a Component23 Jul 2026US 2026/0210392 A1Illinois Tool Works Inc.
- Display device16 Jul 2026US 2026/0202006 A1LG Electronics Inc.
- Quick connector system, aircraft cargo compartment, aircraft, and method for reconfiguring an aircraft cargo compartment25 Jun 2026US 2026/0175960 A1
- Tool-less, hands-on mounting system for quick changeover in metal forming machines2 Apr 2026US 2026/0092614 A1New Tech Machinery International Corp
Most cited
By later US patents
- Refusable fastener including a pin and grommet131US 5,507,610 AEmhart Inc. · 1996
- Fastener clip with slip-proof locking feature, joint structure using same and method for making same94US 4,470,716 AModular Systems, Inc. · 1984
- Integral doghouse fastener with retaining feature84US 7,178,855 B2Lear Corporation · 2007
- Quick assembly blades for ceiling fans81US 6,010,306 AKing of Fans, Inc. · 2000
- Lock for preventing inadvertent removal of a first frame component of an adjustable storage system from a second frame component of the adjustable storage system and the adjustable storage system78US 6,595,379 B1United Steel Enterprises, Inc. · 2003