A62C 2/241
Having mechanical actuators and heat sensitive parts
Official title: {having mechanical actuators and heat sensitive parts}
A62C2/241 (Having mechanical actuators and heat sensitive parts) appears on 115 US grants and 82 published applications in this corpus.
Search patents in A62C- Granted patents
- 115
- Published applications
- 82
- Assignees
- 81
- Inventors
- 211
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 4 |
| 2009 | 1 | 3 |
| 2010 | 0 | 3 |
| 2011 | 2 | 2 |
| 2012 | 4 | 2 |
| 2013 | 3 | 5 |
| 2014 | 3 | 5 |
| 2015 | 3 | 4 |
| 2016 | 3 | 2 |
| 2017 | 3 | 2 |
| 2018 | 2 | 4 |
| 2019 | 0 | 5 |
| 2020 | 3 | 9 |
| 2021 | 6 | 5 |
| 2022 | 4 | 5 |
| 2023 | 5 | 3 |
| 2024 | 5 | 7 |
| 2025 | 5 | 2 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrogen fusible link29 Sep 2026US 12,746,417 B2Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
- Vented safety cabinet with thermally-actuated damper29 Sep 2026US 12,746,418 B2Justrite Manufacturing Company
- Upright sprinkler and a sprinkler system14 Apr 2026US 12,599,794 B2Marioff Corporation Oy
- Generator enclosure with fire damper17 Mar 2026US 12,580,455 B2Discovery Energy, LLC
- Fire protection element having bimetal25 Nov 2025US 12,480,604 B2Hilti Aktiengesellschaft
- Fire protection element having bimetal5 Mar 2026US 2026/0063224 A1Hilti Aktiengesellschaft
- Fire and/or Smoke Curtain26 Feb 2026US 2026/0054109 A1Coopers Fire Limited
- Upright sprinkler and a sprinkler system11 Sep 2025US 2025/0281783 A1Marioff Corporation Oy
- Energy storage system24 Jul 2025US 2025/0235728 A1Samsung SDI.Co., Ltd.
- Actuator device having power spring retention3 Oct 2024US 2024/0328396 A1Siemens Industry, Inc.
Most cited
By later US patents
- Fail-safe fire door release mechanism having automatic reset128US 5,245,879 AMcKeon Rolling Steel Door Co., Inc. · 1993
- Apparatus and method for operating a door94US 6,155,324 AThe Cookson Company · 2000
- Fire rated floor door and control system70US 5,554,433 AThe Bilco Company · 1996
- Mechanism for controlling the raising and lowering of a door61US 5,203,392 AAnchuan Corporation · 1993
- Magnetically actuated auto-closing air vent55US 8,062,108 B22011