A62C 35/62
Dry, i.e. empty of extinguishing material when not in use
Official title: dry, i.e. empty of extinguishing material when not in use
A62C35/62 (Dry, i.e. empty of extinguishing material when not in use) appears on 263 US grants and 309 published applications in this corpus.
Search patents in A62C- Granted patents
- 263
- Published applications
- 309
- Assignees
- 83
- Inventors
- 302
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 5 |
| 2003 | 4 | 3 |
| 2004 | 4 | 1 |
| 2005 | 0 | 4 |
| 2006 | 1 | 5 |
| 2007 | 1 | 6 |
| 2008 | 1 | 7 |
| 2009 | 3 | 12 |
| 2010 | 7 | 11 |
| 2011 | 4 | 8 |
| 2012 | 8 | 7 |
| 2013 | 7 | 15 |
| 2014 | 14 | 12 |
| 2015 | 5 | 16 |
| 2016 | 15 | 21 |
| 2017 | 17 | 11 |
| 2018 | 10 | 19 |
| 2019 | 18 | 18 |
| 2020 | 14 | 18 |
| 2021 | 17 | 26 |
| 2022 | 15 | 20 |
| 2023 | 20 | 23 |
| 2024 | 20 | 16 |
| 2025 | 23 | 13 |
| 2026 | 9 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Nozzle plugs for a deluge fire protection system29 Sep 2026US 12,746,423 B2Engineered Corrosion Solutions, LLC
- Dry pipe accelerator systems and methods15 Sep 2026US 12,734,383 B2Tyco Fire Products LP
- Apparatus and method for testing a fire suppression system11 Aug 2026US 12,702,885 B2Paradigm Flow Services Limited
- Systems and methods of flow control valves with manifolds16 Jun 2026US 12,654,049 B2Tyco Fire Products LP
- Combustible concealed space19 May 2026US 12,629,551 B2Tyco Fire Products LP
- Vacuum-operated dry pipe sprinkler system valve1 Oct 2026US 2026/0295318 A1Sprinkler X, LLC
- Test and drain valve with integrated relief valve13 Aug 2026US 2026/0233042 A1Tyco Fire Products LP
- System and method of automation and/or monitoring operation of an inerting system for a wet-pipe fire sprinkler system25 Jun 2026US 2026/0175062 A1Engineered Corrosion Solutions, LLC
- Calibrated Flow Rate Sensing and Flow Control Device18 Jun 2026US 2026/0168826 A1Victaulic Company
- Pilot valve for diaphragm valve systems and methods28 May 2026US 2026/0145014 A1Tyco Fire Products LP
Most cited
By later US patents
- 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
- Dry sprinkler62US 7,516,800 B1Tyco Fire Products LP · 2009
- Quick response dry pipe sprinkler system56US 5,971,080 ACentral Sprinkler Corporation · 1999
- Fire prevention and cooling system53US 4,330,040 A1982