E05B 15/1621
Hardened bolts, or bolts with hardened inserts
Official title: {Hardened bolts, or bolts with hardened inserts}
E05B15/1621 (Hardened bolts, or bolts with hardened inserts) appears on 24 US grants and 27 published applications in this corpus.
Search patents in E05B- Granted patents
- 24
- Published applications
- 27
- Assignees
- 9
- Inventors
- 20
- Latest grant
- 1 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 13 |
| 2019 | 2 | 1 |
| 2020 | 7 | 6 |
| 2021 | 4 | 1 |
| 2022 | 2 | 0 |
| 2023 | 3 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Motor gear drive release1 Apr 2025US 12,264,501 B2ASSA ABLOY Level LLC
- Door lock bolt plate pivot system, and associated structures and methods23 May 2023US 11,655,654 B2Level Home, Inc.
- Throw lock assemblies, throw bolt assemblies, and methods for assembling and using same28 Feb 2023US 11,591,833 B2BJA Trading Ltd
- Locking mechanism including energy storage17 Jan 2023US 11,555,332 B2Level Home, Inc.
- Electro-mechanical deadbolt connection to main housing12 Jul 2022US 11,384,566 B2Level Home, Inc.
- Motor gear drive release15 May 2025US 2025/0154794 A1ASSA ABLOY Level LLC
- Interactive security and locking system for dwellings doors12 Sep 2024US 2024/0301718 A1
- Cut resistant portable lock apparatus11 Jan 2024US 2024/0011332 A1Schlage Lock Company LLC
- Bolt lock device6 Jul 2023US 2023/0212888 A1
- Motor gear drive release10 Jun 2021US 2021/0172197 A1ASSA ABLOY Level LLC
Most cited
By later US patents
- Deadbolt24US 4,446,707 ATRE Corporation · 1984
- Security door lock arrangement with magnetically operated switch in the closed door position24US 5,925,861 A1999
- Dead bolt combination lock11US 4,646,547 APresto Lock, Inc. · 1987
- Deadbolt position sensing9US 10,329,801 B2California Things, Inc. · 2019
- Electro-mechanical deadbolt connection to main housing7US 10,364,594 B2California Things, Inc. · 2019