F25D 17/04
Arrangements for circulating cooling fluids: for circulating air
Official title: for circulating air, e.g. by convection
F25D17/04 (Arrangements for circulating cooling fluids: for circulating air) appears on 3,058 US grants and 3,310 published applications in this corpus.
Search patents in F25D- Granted patents
- 3,058
- Published applications
- 3,310
- Assignees
- 825
- Inventors
- 5,692
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 15 | 0 |
| 1978 | 7 | 0 |
| 1979 | 7 | 0 |
| 1980 | 14 | 0 |
| 1981 | 16 | 0 |
| 1982 | 6 | 0 |
| 1983 | 10 | 0 |
| 1984 | 13 | 0 |
| 1985 | 18 | 0 |
| 1986 | 13 | 0 |
| 1987 | 23 | 0 |
| 1988 | 23 | 0 |
| 1989 | 27 | 0 |
| 1990 | 32 | 0 |
| 1991 | 27 | 0 |
| 1992 | 24 | 0 |
| 1993 | 30 | 0 |
| 1994 | 33 | 0 |
| 1995 | 42 | 0 |
| 1996 | 35 | 0 |
| 1997 | 28 | 0 |
| 1998 | 67 | 0 |
| 1999 | 81 | 0 |
| 2000 | 53 | 0 |
| 2001 | 50 | 6 |
| 2002 | 46 | 34 |
| 2003 | 60 | 73 |
| 2004 | 65 | 79 |
| 2005 | 53 | 92 |
| 2006 | 49 | 99 |
| 2007 | 50 | 89 |
| 2008 | 37 | 123 |
| 2009 | 28 | 94 |
| 2010 | 58 | 153 |
| 2011 | 57 | 77 |
| 2012 | 58 | 85 |
| 2013 | 66 | 102 |
| 2014 | 60 | 106 |
| 2015 | 95 | 146 |
| 2016 | 88 | 153 |
| 2017 | 101 | 184 |
| 2018 | 136 | 218 |
| 2019 | 174 | 204 |
| 2020 | 164 | 230 |
| 2021 | 180 | 166 |
| 2022 | 160 | 200 |
| 2023 | 131 | 188 |
| 2024 | 158 | 166 |
| 2025 | 165 | 140 |
| 2026 | 113 | 103 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Refrigerator appliance chilled air system6 Oct 2026US 12,753,964 B2Haier US Appliance Solutions, Inc.
- Refrigerator6 Oct 2026US 12,753,966 B2Samsung Electronics Co., Ltd.
- Appliance air freshener29 Sep 2026US 12,747,904 B2Electrolux Home Products, Inc.
- Refrigeration appliance fan29 Sep 2026US 12,747,905 B2Whirlpool Corporation
- Refrigerator29 Sep 2026US 12,747,910 B2Samsung Electronics Co., Ltd.
- Refrigerator8 Oct 2026US 2026/0309398 A1LG Electronics Inc.
- Magnetic field fresh-keeping apparatus and air-cooled refrigeration device8 Oct 2026US 2026/0309405 A1Haier Smart Home Co., Ltd.
- Refrigerator8 Oct 2026US 2026/0309407 A1LG Electronics Inc.
- Method of operating a refrigerator appliance1 Oct 2026US 2026/0298521 A1Haier US Appliance Solutions, Inc.
- Refrigerator24 Sep 2026US 2026/0287234 A1LG Electronics Inc.
Most cited
By later US patents
- Portable apparatus for storing and/or transporting biological samples, tissues and/or organs254US 6,209,343 B1Life Science Holdings, Inc. · 2001
- Thermoelectric icemaker and control199US 6,735,959 B1General Electric Company · 2004
- Thermoelectric cooler and warmer181US 5,319,937 AIgloo Products Corp. · 1994
- Fan motor on/off control system for a refrigeration appliance176US 5,918,474 AWhirlpool Corporation · 1999
- Portable soft shell cooler with compartmented rack for individual meal and beverage containers172US 7,313,927 B22008