A62C 2/246
Having non-mechanical actuators
Official title: {having non-mechanical actuators}
A62C2/246 (Having non-mechanical actuators) appears on 99 US grants and 78 published applications in this corpus.
Search patents in A62C- Granted patents
- 99
- Published applications
- 78
- Assignees
- 59
- Inventors
- 167
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 5 |
| 2013 | 1 | 3 |
| 2014 | 3 | 3 |
| 2015 | 4 | 1 |
| 2016 | 3 | 1 |
| 2017 | 6 | 1 |
| 2018 | 1 | 13 |
| 2019 | 4 | 4 |
| 2020 | 6 | 8 |
| 2021 | 7 | 3 |
| 2022 | 3 | 9 |
| 2023 | 4 | 5 |
| 2024 | 9 | 4 |
| 2025 | 5 | 3 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multi layer fire curtain4 Aug 2026US 12,697,515 B2McKeon Rolling Steel Door Co., Inc.
- Battery safety monitoring system and method, and energy storage system17 Mar 2026US 12,576,294 B2Huawei Digital Power Technologies Co., Ltd.
- Generator enclosure with fire damper17 Mar 2026US 12,580,455 B2Discovery Energy, LLC
- Monitoring and early warning system for power lithium ion battery transport case and monitoring and early warning method3 Mar 2026US 12,567,612 B1Chongqing Jiaotong University
- Actuator for a damper and method thereof25 Nov 2025US 12,480,681 B2Siemens Industry, Inc.
- Actuator housing2 Jul 2026US 2026/0183581 A1Belimo Holding AG
- Emergency escape system for fire or hazardous conditions11 Jun 2026US 2026/0158306 A1
- System for automatically deploying a smoke curtain and associated systems and methods9 Apr 2026US 2026/0098655 A1
- Energy storage system24 Jul 2025US 2025/0235727 A1Samsung SDI.Co., Ltd.
- Storage systems and methods20 Feb 2025US 2025/0058970 A1Ocado Innovation Limited
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
- Fire rated floor door and control system70US 5,554,433 AThe Bilco Company · 1996
- Methods of and system networks for wireless management of GPS-tracked spraying systems deployed to spray property and ground surfaces with environmentally-clean wildfire inhibitor to protect and defend against wildfires44US 10,814,150 B2M-Fire Holdings LLC · 2020
- Closure member control systems, including door control systems for barrier housings, and associated methods41US 7,299,848 B2Smoke Guard, Inc. · 2007
- Controlled release door holder40US 4,267,619 AThe Stanley Works · 1981