F25B 2600/2525
Pressure relief valves
F25B2600/2525 (Pressure relief valves) appears on 29 US grants and 48 published applications in this corpus.
Search patents in F25B- Granted patents
- 29
- Published applications
- 48
- Assignees
- 31
- Inventors
- 89
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 5 |
| 2019 | 3 | 7 |
| 2020 | 5 | 4 |
| 2021 | 3 | 2 |
| 2022 | 4 | 10 |
| 2023 | 3 | 4 |
| 2024 | 3 | 3 |
| 2025 | 5 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Test chamber and method26 May 2026US 12,638,377 B2Weiss Technik GmbH
- Systems and methods for heat exchange7 Oct 2025US 12,439,561 B2Zuta-Core Ltd.
- Defrost system which utilizes electric heater for thermosiphon6 May 2025US 12,292,226 B2Mayekawa Mfg. Co., Ltd.
- Refrigeration cycle apparatus18 Mar 2025US 12,253,288 B2Daikin Industries, Ltd.
- Serially arranged circulating cryocooler system18 Mar 2025US 12,253,289 B2Sumitomo (Shi) Crygenics of America, Inc.
- Mechanical relief protection of a co2 system for a power outage23 Jul 2026US 2026/0210586 A1Heatcraft Refrigeration Products LLC
- Refrigeration device28 Aug 2025US 2025/0271191 A1Panasonic Intellectual Property Management Co., Ltd.
- Cooling Apparatus and Cooling Preparation Method26 Jun 2025US 2025/0207827 A1JEOL Ltd.
- Refrigeration cycle apparatus18 Jul 2024US 2024/0240841 A1Daikin Industries, Ltd.
- Air-conditioner29 Feb 2024US 2024/0068701 A1Daikin Europe N.V.
Most cited
By later US patents
- Refrigerant vapor compression system operation27US 10,088,202 B2Carrier Corporation · 2018
- Transport refrigeration system13US 4,353,221 AThermo King Corporation · 1982
- Refrigeration apparatus with shutoff valve10US 10,866,004 B2Daikin Industries, Ltd. · 2020
- Electronic expansion valve and methods for calibrating an electronic expansion valve5US 10,197,314 B2Danfoss A/S · 2019
- Refrigeration system with integrated air conditioning by parallel solenoid valves and check valve3US 10,365,023 B2Heatcraft Refrigeration Products LLC · 2019