E05B 27/0042
Cylinder locks or other locks with tumbler pins or balls that are
Official title: {with additional key identifying function, e.g. with use of additional key operated rotor-blocking elements, not of split pin tumbler type (E05B27/0078 takes precedence)}
E05B27/0042 (Cylinder locks or other locks with tumbler pins or balls that are) appears on 97 US grants and 88 published applications in this corpus.
Search patents in E05B- Granted patents
- 97
- Published applications
- 88
- Assignees
- 59
- Inventors
- 139
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 3 |
| 2003 | 1 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 4 |
| 2006 | 4 | 5 |
| 2007 | 1 | 3 |
| 2008 | 4 | 2 |
| 2009 | 0 | 3 |
| 2010 | 3 | 3 |
| 2011 | 1 | 9 |
| 2012 | 4 | 3 |
| 2013 | 2 | 5 |
| 2014 | 8 | 3 |
| 2015 | 4 | 2 |
| 2016 | 2 | 6 |
| 2017 | 1 | 4 |
| 2018 | 3 | 1 |
| 2019 | 4 | 3 |
| 2020 | 3 | 6 |
| 2021 | 3 | 2 |
| 2022 | 4 | 5 |
| 2023 | 1 | 1 |
| 2024 | 7 | 4 |
| 2025 | 5 | 8 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lock cylinder with electronic key recognition2 Jun 2026US 12,644,308 B2Schlage Lock Company LLC
- Key element, lock cylinder, locking system, and method21 Apr 2026US 12,607,038 B2Dormakaba Schweiz AG
- Flat key for a locking cylinder25 Nov 2025US 12,480,334 B2Dormakaba Austria GmbH
- Lock cores and keys4 Nov 2025US 12,460,445 B2Innovate, LLC
- Electro-mechanical lock core7 Oct 2025US 12,435,546 B2dormakaba USA Inc.
- Storage box mounting plate with locking mechanism18 Jun 2026US 2026/0168298 A1Essentially Engineered, LLC
- Storage box mounting plate with locking mechanism4 Dec 2025US 2025/0369269 A1Essentially Engineered, LLC
- Key element, lock cylinder, locking system, and method21 Aug 2025US 2025/0263950 A1Dormakaba Schweiz AG
- Lock Cores and Keys26 Jun 2025US 2025/0207429 A1Innovate, LLC
- Lock Cores and Keys26 Jun 2025US 2025/0207430 A1Innovate, LLC
Most cited
By later US patents
- Rotating pin tumbler side bar lock with side bar control87US 6,477,875 B2Medeco Security Locks, Inc. · 2002
- Lock and key system78US 4,608,842 AZeiss Ikon AG · 1986
- Removable plug lock42US 6,076,386 AAustralian Lock Company Pty Ltd. · 2000
- Restricted key system41US 5,176,015 A1993
- Cylinder-lock with flat key39US 4,377,082 ADOM-Sicherheitstechnik GmbH & Co. KG · 1983