A62C 2/18
Sliding dampers
A62C2/18 (Sliding dampers) appears on 48 US grants and 43 published applications in this corpus.
Search patents in A62C- Granted patents
- 48
- Published applications
- 43
- Assignees
- 39
- Inventors
- 114
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 4 |
| 2010 | 2 | 2 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 1 |
| 2015 | 0 | 3 |
| 2016 | 2 | 0 |
| 2017 | 2 | 3 |
| 2018 | 1 | 1 |
| 2019 | 3 | 0 |
| 2020 | 0 | 3 |
| 2021 | 2 | 1 |
| 2022 | 0 | 7 |
| 2023 | 0 | 2 |
| 2024 | 6 | 4 |
| 2025 | 3 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fireproof door apparatus, fireproof structure and substrate treating facility9 Dec 2025US 12,492,589 B2Semes Co., Ltd.
- Firebreak device3 Jun 2025US 12,318,640 B2BPR Medical Limited
- Guide closing mechanism for fire shutters1 Apr 2025US 12,264,539 B2CornellCookson, LLC
- Transport conveyor24 Dec 2024US 12,172,843 B2Daifuku Co., Ltd.
- Automated grid storage and retrieval system with passive fire prevention arrangement10 Dec 2024US 12,161,899 B2Autostore Technology AS
- System for automatically deploying a smoke curtain and associated systems and methods9 Apr 2026US 2026/0098655 A1
- Automated grid storage and retrieval system with passive fire prevention arrangement13 Feb 2025US 2025/0050145 A1Autostore Technology AS
- Attic vent fire protection system12 Dec 2024US 2024/0408425 A1
- Fireproof door apparatus, fireproof structure and substrate treating facility28 Nov 2024US 2024/0392622 A1Semes Co., Ltd.
- Battery cabinet21 Nov 2024US 2024/0387940 A1Justrite Manufacturing Company, LLC Dba Justrite Safety Group
Most cited
By later US patents
- Apparatus and method for operating a door94US 6,155,324 AThe Cookson Company · 2000
- Curtain fire damper17US 5,782,690 AInternational Business Machines Corporation · 1998
- Fire barrier14US 5,373,932 AStoebich Brandschutz GmbH · 1994
- Fire stop device12US 4,788,800 AMonsanto Canada Inc. · 1988
- Fire-resistant smoke-suppressant device12US 7,735,539 B2Nohara Guard System Co. Ltd. · 2010