E05B 2015/0403
Wound springs
Official title: {Wound springs}
E05B2015/0403 (Wound springs) appears on 175 US grants and 184 published applications in this corpus.
Search patents in E05B- Granted patents
- 175
- Published applications
- 184
- Assignees
- 115
- Inventors
- 324
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 3 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 3 | 4 |
| 2011 | 1 | 2 |
| 2012 | 1 | 5 |
| 2013 | 2 | 2 |
| 2014 | 2 | 3 |
| 2015 | 5 | 8 |
| 2016 | 4 | 9 |
| 2017 | 9 | 10 |
| 2018 | 6 | 14 |
| 2019 | 11 | 10 |
| 2020 | 14 | 15 |
| 2021 | 9 | 13 |
| 2022 | 16 | 20 |
| 2023 | 21 | 16 |
| 2024 | 8 | 15 |
| 2025 | 17 | 17 |
| 2026 | 14 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lock4 Aug 2026US 12,698,646 B2Kingsway Enterprises (UK) Limited
- Electromechanical locking device21 Jul 2026US 12,687,038 B2Dormakaba Schweiz AG
- Heavy duty lock21 Jul 2026US 12,687,039 B2I-Tek Metal Mfg. Co., Ltd.
- Lock capable of automatically locking a door after closing21 Jul 2026US 12,687,040 B2I-Tek Metal Mfg. Co., Ltd.
- Refrigerator7 Jul 2026US 12,674,615 B2Samsung Electronics Co., Ltd.
- Motor vehicle locking device10 Sep 2026US 2026/0266108 A1Kiekert AG
- Multi-functioning locking mechanism of a hold open rod20 Aug 2026US 2026/0243280 A1MarathonNorco Aerospace, Inc.
- An electromagnetic lock having an anti-forced entry mechanism30 Jul 2026US 2026/0218542 A1Wenzhou Jinfu Locks Industry Co., Ltd
- Silent lock9 Jul 2026US 2026/0193902 A1Lockin Technology (Beijing) Co., Ltd.
- Vehicle door latch18 Jun 2026US 2026/0168295 A1Minebea AccessSolutions France
Most cited
By later US patents
- Slam latch and method of assembly75US 5,934,716 ASouthco, Inc. · 1999
- Pressure relief latch mechanism52US 9,169,678 B2Hartwell Corporation · 2015
- Patio door lock48US 4,362,328 ATruth Incorporated · 1982
- Latch having torsion spring leg and leaf spring leg39US 5,150,933 AGeneral Motors Corporation · 1992
- Tubular latch with a torsion spring disposed thereto37US 5,813,708 A1998