Y10T 70/7463
Master- and change-key
Y10T70/7463 (Master- and change-key) appears on 74 US grants and 49 published applications in this corpus.
Search patents in Y10T- Granted patents
- 74
- Published applications
- 49
- Assignees
- 39
- Inventors
- 69
- Latest grant
- 9 Jun 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 3 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 3 |
| 2006 | 2 | 3 |
| 2007 | 2 | 3 |
| 2008 | 7 | 8 |
| 2009 | 7 | 10 |
| 2010 | 4 | 7 |
| 2011 | 7 | 4 |
| 2012 | 6 | 5 |
| 2013 | 5 | 1 |
| 2014 | 6 | 2 |
| 2015 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Key plug for a key-programmable cylinder lock and key-removable lock core9 Jun 2015US 9,051,759 B2Smartloc Technology, LLC
- Rotating disk lock mechanism6 Jan 2015US 8,925,360 B2Inner-Tite Corp.
- Rekeyable lock cylinder25 Nov 2014US 8,893,536 B2Taiwan Fu Hsing Industrial Co., Ltd.
- Dual key bi-step lock19 Aug 2014US 8,806,908 B2
- Key plug for a key-programmable cylinder lock and key-removable lock core5 Aug 2014US 8,794,042 B2Smartloc Technology, LLC
- Key plug for a key-programmable cylinder lock and key-removable lock core13 Nov 2014US 2014/0331726 A1Smartloc Technology, LLC
- Key plug for a key-programmable cylinder lock and key-removable lock core23 Jan 2014US 2014/0020440 A1Smartloc Technology, LLC
- Lock system1 Aug 2013US 2013/0192320 A1CompX International Inc.
- Programmable cylinder lock having a high number of combinations22 Nov 2012US 2012/0291505 A1Rielda Serrature S.R.L.
- Lock system for vehicles and the like26 Jul 2012US 2012/0186310 A1Bauer Products, Inc.
Most cited
By later US patents
- Programmable lock apparatus and method69US 4,836,002 A1989
- Resettable lock assembly67US 4,376,382 A1983
- Programmable cylinder lock, provided with master keys67US 6,119,495 A2000
- Pop-up, precision lock-cylinder that reveals at once, with visual and tactile cues, who else with a key has sought or gained entry59US 6,516,643 B12003
- Keying system and method49US 7,114,357 B2Newfrey LLC · 2006