E05B 19/26
Use of special materials for keys
Official title: Use of special materials for keys {(fluorescent E05B17/106; magnets E05B47/0038)}
E05B19/26 (Use of special materials for keys) appears on 42 US grants and 33 published applications in this corpus.
Search patents in E05B- Granted patents
- 42
- Published applications
- 33
- Assignees
- 26
- Inventors
- 83
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 3 |
| 2002 | 1 | 1 |
| 2003 | 3 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 3 | 5 |
| 2018 | 5 | 3 |
| 2019 | 5 | 3 |
| 2020 | 0 | 6 |
| 2021 | 5 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Detachable identification key head15 Apr 2025US 12,276,133 B2
- Product security device with engagement pin27 Feb 2024US 11,913,257 B2Checkpoint Systems, Inc.
- Key system4 Jul 2023US 11,692,372 B2Magnetikeys, LLC
- Molded resin product15 Mar 2022US 11,273,619 B2Continental Automotive GmbH
- Key, lock, and locking system7 Dec 2021US 11,193,304 B2EVVA Sicherheitstechnologie GmbH
- Detachable Identification Key Head28 Jul 2022US 2022/0235577 A1
- Product security device with engagement pin11 Feb 2021US 2021/0040778 A1Checkpoint Systems, Inc.
- Molded resin product8 Oct 2020US 2020/0316902 A1Continental Automotive GmbH
- Key system1 Oct 2020US 2020/0308872 A1Magnetikeys, LLC
- Multi-factor physically unclonable function key, coin, or rfid24 Sep 2020US 2020/0300002 A1Lexmark International, Inc.
Most cited
By later US patents
- Thin flat illuminator44US 6,533,436 B22003
- Flat key with interchangeable shaft39US 5,383,345 A1995
- Plastic card/key combination and hinge structure35US 4,677,835 A1987
- Flat plastic key with rigid torque transfer insert31US 5,029,459 AMitsubishi Corporation · 1991
- Flat credit card illuminator with flexible integral switching arm25US 6,447,143 B22002