F25D 17/047
Pressure equalising devices
Official title: {Pressure equalising devices}
F25D17/047 (Pressure equalising devices) appears on 92 US grants and 118 published applications in this corpus.
Search patents in F25D- Granted patents
- 92
- Published applications
- 118
- Assignees
- 59
- Inventors
- 258
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 0 |
| 2003 | 1 | 4 |
| 2004 | 3 | 6 |
| 2005 | 4 | 4 |
| 2006 | 1 | 5 |
| 2007 | 2 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 4 |
| 2010 | 3 | 5 |
| 2011 | 0 | 4 |
| 2012 | 1 | 4 |
| 2013 | 0 | 3 |
| 2014 | 2 | 4 |
| 2015 | 3 | 1 |
| 2016 | 5 | 7 |
| 2017 | 1 | 5 |
| 2018 | 3 | 8 |
| 2019 | 5 | 5 |
| 2020 | 8 | 8 |
| 2021 | 5 | 5 |
| 2022 | 6 | 9 |
| 2023 | 4 | 8 |
| 2024 | 7 | 5 |
| 2025 | 3 | 5 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigerating appliance with pressure sensor18 Nov 2025US 12,474,107 B2Electrolux Appliances Aktiebolag
- Transport container22 Jul 2025US 12,366,401 B2Rep IP AG
- Field-installable refrigerated cabinet kit, refrigerated merchandiser, and methods of use28 Jan 2025US 12,209,789 B2True Manufacturing Co., Inc.
- Refrigeration appliance fan31 Dec 2024US 12,181,201 B2Whirlpool Corporation
- Refrigerated display cabinet12 Nov 2024US 12,137,821 B2Carrier Corporation
- Refrigerator appliance with pressure equalization features10 Sep 2026US 2026/0266527 A1Haier US Appliance Solutions, Inc.
- Freezer unit and associated door assembly20 Aug 2026US 2026/0243494 A1Illinois Tool Works Inc.
- Seal-breaking apparatus and method16 Jul 2026US 2026/0202119 A1Gd Midea Air-Conditioning Equipment Co., Ltd.
- Container refrigeration apparatus14 May 2026US 2026/0132977 A1Daikin Industries, Ltd.
- Refrigeration device, method for assembling a refrigeration device16 Apr 2026US 2026/0104192 A1BSH Hausgeräte GmbH
Most cited
By later US patents
- Cryogenic storage apparatus with lid vent104US 5,779,089 AForma Scientific, Inc. · 1998
- Opening and closing device of a refrigerator door40US 5,988,709 ADaewoo Electronics Co., Ltd. · 1999
- Passive thermal control enclosure for payloads38US 6,718,776 B2University of Alabama in Huntsville · 2004
- Air pressure control apparatus for a hot or cold storage chamber35US 4,116,213 ATaisei Kosan Kabushiki Kaisha · 1978
- Refrigerator door assembly with venting system34US 5,214,877 AArdco, Inc. · 1993