F25B 2400/05
Compression system with heat exchange between particular parts of the system
F25B2400/05 (Compression system with heat exchange between particular parts of the system) appears on 445 US grants and 526 published applications in this corpus.
Search patents in F25B- Granted patents
- 445
- Published applications
- 526
- Assignees
- 240
- Inventors
- 1,081
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 9 | 8 |
| 2003 | 5 | 9 |
| 2004 | 5 | 9 |
| 2005 | 7 | 9 |
| 2006 | 5 | 19 |
| 2007 | 6 | 16 |
| 2008 | 7 | 13 |
| 2009 | 5 | 9 |
| 2010 | 7 | 10 |
| 2011 | 6 | 8 |
| 2012 | 0 | 9 |
| 2013 | 6 | 22 |
| 2014 | 7 | 13 |
| 2015 | 8 | 32 |
| 2016 | 10 | 38 |
| 2017 | 30 | 30 |
| 2018 | 28 | 25 |
| 2019 | 38 | 40 |
| 2020 | 24 | 23 |
| 2021 | 23 | 23 |
| 2022 | 24 | 35 |
| 2023 | 25 | 38 |
| 2024 | 26 | 39 |
| 2025 | 33 | 25 |
| 2026 | 22 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F25B 2400/054Between the suction tube of the compressor and another part of theIndexing code163
- F25B 2400/051Between the accumulator and another part of the cycleIndexing code101
- F25B 2400/052Between the capillary tube and another part of the refrigeration cycleIndexing code80
- F25B 2400/053Between the storage receiver and another part of the systemIndexing code74
Recent patents
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- Refrigerant liquid-gas separator25 Aug 2026US 12,716,628 B2Bergstrom, Inc.
- Refrigeration circuit with thermal storage25 Aug 2026US 12,716,633 B2Carrier Corporation
- Heat pump systems and methods14 Jul 2026US 12,680,734 B2AtmosZero, Inc.
- Heat Pump Systems and Methods17 Sep 2026US 2026/0276247 A1AtmosZero, Inc.
- Refrigeration cycle system23 Jul 2026US 2026/0210600 A1Daikin Industries, Ltd.
- Quick co2 warm liquid defrost with additional heat23 Jul 2026US 2026/0210601 A1Heatcraft Refrigeration Products LLC
- Evaporator structure, ice maker, and method for heat exchange16 Jul 2026US 2026/0202106 A1Ningbo Hicon Intelligent Technology Co., Ltd.
- System and Method for Controlling Head Pressure in a Refrigeration System16 Jul 2026US 2026/0202111 A1Lennox Industries Inc.
Most cited
By later US patents
- Geothermal heat pump system116US 5,758,514 AEnvirotherm Heating & Cooling Systems, Inc. · 1998
- Ice producing apparatus and method86US 7,614,244 B2General Electric Company · 2009
- Heat pump having an accumulator with refrigerant level sensor80US 5,136,855 AOntario Hydro · 1992
- Household refrigerator including a vacation switch68US 4,197,717 AGeneral Electric Company · 1980
- Liquid over-feeding air conditioning system and method68US 5,245,833 AMartin Marietta Energy Systems, Inc. · 1993