E05B 27/0078
Asymmetrical tumbler pins
Official title: {Asymmetrical tumbler pins, e.g. with a key operating on a radial protrusion of a tumbler pin}
E05B27/0078 (Asymmetrical tumbler pins) appears on 60 US grants and 45 published applications in this corpus.
Search patents in E05B- Granted patents
- 60
- Published applications
- 45
- Assignees
- 22
- Inventors
- 56
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 2 |
| 2010 | 2 | 3 |
| 2011 | 1 | 6 |
| 2012 | 7 | 3 |
| 2013 | 2 | 0 |
| 2014 | 0 | 3 |
| 2015 | 3 | 1 |
| 2016 | 2 | 4 |
| 2017 | 0 | 1 |
| 2018 | 3 | 2 |
| 2019 | 6 | 3 |
| 2020 | 3 | 2 |
| 2021 | 1 | 1 |
| 2022 | 3 | 1 |
| 2023 | 3 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Barrel pin assemblies7 Jan 2025US 12,188,257 B2Rav Bariach (08) Industries Ltd.
- Lock system with auxiliary pin tumbler stack25 Jun 2024US 12,018,512 B2Kaba Ilco Corp.
- Modular lock plug18 Jul 2023US 11,702,862 B2Schlage Lock Company LLC
- Cross-sectional profile for a flat key or the key channel of a cylinder lock30 May 2023US 11,661,764 B2EVVA Sicherheitstechnologie GmbH
- Key blank, a key, and a cylinder lock and key combination3 Jan 2023US 11,542,724 B1Winloc AG
- Interchangeable core with offset control tumbler27 Aug 2026US 2026/0250986 A1Schlage Lock Company LLC
- A lock and a method for manufacturing a key12 Mar 2026US 2026/0071465 A1Henry Squire & Sons Holdings Ltd
- Lock with pick prevention assembly and alarm1 Aug 2024US 2024/0254806 A1
- Lock system with auxiliary pin tumbler stack21 Sep 2023US 2023/0295955 A1Kaba Ilco Corp.
- Cross-sectional profile for a flat key or the key channel of a cylinder lock23 Feb 2023US 2023/0056247 A1EVVA Sicherheitstechnologie GmbH
Most cited
By later US patents
- Cylinder lock68US 4,393,673 AGKN-Stenman AB · 1983
- Cylinder lock and key combination63US 5,640,865 AWiden and Sandh Key Partners AG · 1997
- Lock and key blade42US 4,756,177 AWiden Innovation AB · 1988
- Cylinder lock and key combination including a profiled key41US 5,715,717 A1998
- Cylinder lock and locking tumbler34US 5,067,335 A1991