A62C 37/14
With frangible vessels
Official title: with frangible vessels
A62C37/14 (With frangible vessels) appears on 277 US grants and 268 published applications in this corpus.
Search patents in A62C- Granted patents
- 277
- Published applications
- 268
- Assignees
- 91
- Inventors
- 332
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 7 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 4 |
| 2003 | 3 | 3 |
| 2004 | 4 | 4 |
| 2005 | 5 | 4 |
| 2006 | 4 | 7 |
| 2007 | 1 | 4 |
| 2008 | 2 | 2 |
| 2009 | 3 | 6 |
| 2010 | 7 | 3 |
| 2011 | 1 | 10 |
| 2012 | 5 | 5 |
| 2013 | 9 | 14 |
| 2014 | 8 | 9 |
| 2015 | 4 | 13 |
| 2016 | 12 | 14 |
| 2017 | 23 | 18 |
| 2018 | 6 | 13 |
| 2019 | 19 | 9 |
| 2020 | 7 | 19 |
| 2021 | 12 | 18 |
| 2022 | 9 | 19 |
| 2023 | 16 | 23 |
| 2024 | 22 | 25 |
| 2025 | 23 | 11 |
| 2026 | 16 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fire protection device with conformal coating18 Aug 2026US 12,708,812 B2Tyco Fire Products LP
- Concealed sprinkler cover11 Aug 2026US 12,702,881 B1
- Systems and methods of fluid operated concealed sprinklers within closed cavities28 Jul 2026US 12,691,313 B2Tyco Fire Products LP
- Thermally activatable pressure relief device21 Jul 2026US 12,687,233 B2Ptec - Pressure Technology GmbH
- Concealable window sprinkler14 Jul 2026US 12,678,646 B2Victaulic Company
- Sprinkler head having one-piece closure body20 Aug 2026US 2026/0241216 A1Job Lizenz GmbH & Co. KG
- Systems and methods of support cups for concealed sprinklers20 Aug 2026US 2026/0241217 A1Tyco Fire Products LP
- Thermo activator with built-in power source13 Aug 2026US 2026/0233043 A1
- Passive device for protection of the electrical junction box of the LV power supply to a building from undesirable elevated temperature or flame burns.9 Jul 2026US 2026/0196435 A1Megellan, SE
- Systems and methods of hollow sprinkler buttons with ridges18 Jun 2026US 2026/0166358 A1Tyco Fire Products LP
Most cited
By later US patents
- Extended coverage ordinary hazard sprinkler system123US 6,854,668 B2Victaulic Company of America · 2005
- Quick release valve for sprinkler head90US 4,993,496 ATotal Walther Feuerschutz GmbH · 1991
- Deflectors for pendent-type fire protection sprinklers89US 5,865,256 AGrinnell Corporation · 1999
- Dry sprinkler arrangements78US 5,775,431 AThe Reliable Automatic Sprinkler Co., Inc. · 1998
- Dry sprinkler arrangements66US 5,967,240 AThe Reliable Automatic Sprinkler Co., Inc. · 1999