E05B 27/0057
Cylinder locks or other locks with tumbler pins or balls that are
Official title: {with increased picking resistance}
E05B27/0057 (Cylinder locks or other locks with tumbler pins or balls that are) appears on 133 US grants and 149 published applications in this corpus.
Search patents in E05B- Granted patents
- 133
- Published applications
- 149
- Assignees
- 60
- Inventors
- 183
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 2 | 0 |
| 2005 | 1 | 6 |
| 2006 | 3 | 2 |
| 2007 | 4 | 4 |
| 2008 | 2 | 15 |
| 2009 | 1 | 8 |
| 2010 | 5 | 4 |
| 2011 | 2 | 8 |
| 2012 | 3 | 6 |
| 2013 | 3 | 2 |
| 2014 | 5 | 7 |
| 2015 | 7 | 4 |
| 2016 | 3 | 9 |
| 2017 | 2 | 6 |
| 2018 | 6 | 6 |
| 2019 | 10 | 8 |
| 2020 | 7 | 8 |
| 2021 | 5 | 6 |
| 2022 | 4 | 5 |
| 2023 | 8 | 12 |
| 2024 | 14 | 7 |
| 2025 | 8 | 10 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
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
- Inverted blocker rack and pinion10 Mar 2026US 12,571,233 B2dormakaba USA Inc.
- Plug for lock system and associated method of assembly24 Feb 2026US 12,559,973 B2dormakaba USA Inc.
- Pick resistant pin tumbler lock27 Jan 2026US 12,534,935 B2
- Inverted blocker rack & pinion18 Jun 2026US 2026/0168284 A1dormakaba USA Inc.
- Improvements for lock assemblies11 Jun 2026US 2026/0160093 A1
- Plug for lock system and associated method of assembly4 Jun 2026US 2026/0152971 A1
- Key element, lock cylinder, locking system, and method21 Aug 2025US 2025/0263950 A1Dormakaba Schweiz AG
- Rekeyable lock cylinder with enhanced torque resistance21 Aug 2025US 2025/0263951 A1ASSA ABLOY Americas Residential Inc.
Most cited
By later US patents
- Impression-resistant lock46US 4,377,940 A1983
- Pin-tumbler-type lock having antipick security action34US 4,282,731 A1981
- Key with compound actuator ramps in recessed longitudinal channel23US 7,207,200 B2Kaba Ilco Corp. · 2007
- High security cylinder lock20US 5,079,936 AFolger Adam Company · 1992
- Lock system with key trapping19US 5,819,567 AInternational Security Products, Inc. · 1998