E05B 19/0076
Keys with a curved longitudinal axis
Official title: {Keys with a curved longitudinal axis}
E05B19/0076 (Keys with a curved longitudinal axis) appears on 8 US grants and 4 published applications in this corpus.
Search patents in E05B- Granted patents
- 8
- Published applications
- 4
- Assignees
- 6
- Inventors
- 8
- Latest grant
- 2 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Key for controlling a lock with a cylindrical plug and a lock for validating this key2 Nov 2021US 11,162,278 B2Urbanalps AG
- High security moving mass lock system25 Dec 2012US 8,336,346 B2Gordon B. J. Mah and Yu-Chen Mah Family Trust
- Burglarproof lock core structure5 Sep 2006US 7,100,409 B2
- Soft key30 Apr 2002US 6,378,345 B1
- Lock assembly with curved keyway21 Jul 1992US 5,131,247 A
- A key for controlling a lock with a cylindrical plug and a lock for validating this key16 Jul 2020US 2020/0224454 A1Urbanalps AG
- High Security Moving Mass Lock System23 Aug 2012US 2012/0210756 A1
- High Security Moving Mass Lock System23 Feb 2012US 2012/0042701 A1Gordon Mah Enterprise, Inc.
- Burglarproof lock core structure6 Jul 2006US 2006/0144104 A1
Most cited
By later US patents