F25B 19/00
Machines, plants or systems, using evaporation of a refrigerant but without recovery
Official title: Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour
F25B19/00 (Machines, plants or systems, using evaporation of a refrigerant but without recovery) appears on 292 US grants and 300 published applications in this corpus.
Search patents in F25B- Granted patents
- 292
- Published applications
- 300
- Assignees
- 190
- Inventors
- 659
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 7 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 2 |
| 2003 | 6 | 7 |
| 2004 | 11 | 5 |
| 2005 | 4 | 8 |
| 2006 | 4 | 8 |
| 2007 | 4 | 3 |
| 2008 | 0 | 7 |
| 2009 | 2 | 3 |
| 2010 | 2 | 6 |
| 2011 | 4 | 0 |
| 2012 | 2 | 3 |
| 2013 | 2 | 9 |
| 2014 | 2 | 7 |
| 2015 | 4 | 4 |
| 2016 | 6 | 14 |
| 2017 | 13 | 24 |
| 2018 | 9 | 28 |
| 2019 | 22 | 33 |
| 2020 | 30 | 29 |
| 2021 | 19 | 15 |
| 2022 | 28 | 16 |
| 2023 | 33 | 24 |
| 2024 | 19 | 19 |
| 2025 | 18 | 14 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cooling system of a cold platform at cryogenic temperature and method thereof6 Oct 2026US 12,753,951 B2
- LNG regasification device and cogenerator of cold water and cold dry air21 Jul 2026US 12,687,258 B2Wga Water Global Access S.L.
- Cryogenic cooling system5 May 2026US 12,618,593 B2Oxford NanoScience Limited
- Hybrid evaporative-radiative cooling panels17 Mar 2026US 12,578,126 B2Massachusetts Institute of Technology
- Cold heat recovery system and marine vessel or floating body27 Jan 2026US 12,535,249 B2Mitsubishi Heavy Industries, Ltd.
- Cryogenic cooling system1 Oct 2026US 2026/0298507 A1Oxford NanoScience Limited
- Adiabatic cooler with control system for water and energy use reduction17 Sep 2026US 2026/0276273 A1Spx Cooling Tech, LLC
- Adiabatic cooler with control system for water and energy use reduction17 Sep 2026US 2026/0276274 A1Spx Cooling Tech, LLC
- Cryogenic cooling system3 Sep 2026US 2026/0258986 A1Oxford NanoScience Limited
- Cryogenic cooling system20 Aug 2026US 2026/0243476 A1Oxford NanoScience Limited
Most cited
By later US patents
- Personnel cooler114US 4,118,946 A1978
- Low vibration cryocooled system for low temperature microscopy and spectroscopy applications108US 8,746,008 B1Montana Instruments Corporation · 2014
- Therapeutic freezing device and method77US 6,672,095 B12004
- Liquid spray phase-change cooling of laser devices71US 6,354,370 B1The United States of America as represented by the Secretary of the Air Force · 2002
- Method and apparatus for high heat flux heat transfer60US 6,571,569 B1Rini Technologies, Inc. · 2003