F25B 2400/04
Refrigeration circuit bypassing means
F25B2400/04 (Refrigeration circuit bypassing means) appears on 1,230 US grants and 1,602 published applications in this corpus.
Search patents in F25B- Granted patents
- 1,230
- Published applications
- 1,602
- Assignees
- 447
- Inventors
- 2,653
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 3 |
| 2002 | 14 | 17 |
| 2003 | 18 | 26 |
| 2004 | 29 | 59 |
| 2005 | 39 | 58 |
| 2006 | 30 | 46 |
| 2007 | 36 | 44 |
| 2008 | 16 | 35 |
| 2009 | 19 | 46 |
| 2010 | 23 | 42 |
| 2011 | 23 | 48 |
| 2012 | 24 | 34 |
| 2013 | 17 | 57 |
| 2014 | 23 | 49 |
| 2015 | 30 | 60 |
| 2016 | 38 | 64 |
| 2017 | 67 | 95 |
| 2018 | 77 | 87 |
| 2019 | 86 | 97 |
| 2020 | 90 | 76 |
| 2021 | 66 | 116 |
| 2022 | 89 | 106 |
| 2023 | 76 | 84 |
| 2024 | 100 | 110 |
| 2025 | 80 | 82 |
| 2026 | 49 | 61 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F25B 2400/0403For condensersIndexing code435
- F25B 2400/0411For expansion valves or capillary tubesIndexing code424
- F25B 2400/0409For evaporatorsIndexing code365
- F25B 2400/0401For compressorsIndexing code203
- F25B 2400/0415For receiversIndexing code51
- F25B 2400/0417For subcoolersIndexing code44
- F25B 2400/0407For ejectorsIndexing code38
- F25B 2400/0405For desuperheatersIndexing code32
All 14 subgroupsShow fewer
Recent patents
- Rotary compressor and refrigeration cycle device having the same6 Oct 2026US 12,753,760 B2LG Electronics Inc.
- Vapor-liquid separator and systems including same29 Sep 2026US 12,747,897 B2Copeland Corporation
- Refrigeration system for a refrigerator and a refrigerator thereof29 Sep 2026US 12,747,901 B2Ningbo Bai-Jia Electric Appliance Co., Ltd.
- CO2 refrigeration system with superheat control22 Sep 2026US 12,742,574 B2Hill Phoenix, Inc.
- Systems, controllers, and methods for controlling a CO2 refrigeration system15 Sep 2026US 12,736,262 B2Copeland Corporation
- Air conditioning appliances defrost8 Oct 2026US 2026/0309351 A1Haier US Appliance Solutions, Inc.
- Heating, ventilation, and air-conditioning system with a thermal energy storage device24 Sep 2026US 2026/0287232 A1Goodman Global Group, Inc.
- Regulation of the body temperature of a patient10 Sep 2026US 2026/0263677 A1
- Compressor suction inlet vanes with intermediate discharge10 Sep 2026US 2026/0266296 A1Trane International Inc.
- Condensing device and heat pump system comprising same20 Aug 2026US 2026/0243480 A1
Most cited
By later US patents
- Air conditioning system with variable condenser reheat for enhanced dehumidification125US 6,826,921 B1Lennox Industries Inc. · 2004
- Transcritical turbine and method of operation107US 6,644,062 B1Energent Corporation · 2003
- Indirect evaporative cooling system102US 4,827,733 ADinh Company, Inc. · 1989
- Method and device for high side pressure regulation in transcritical vapor compression cycle91US 5,245,836 ASinvent AS · 1993
- Airconditioner having selectively operated condenser bypass control91US 5,291,941 ANippondenso Co., Ltd. · 1994