F25D 17/08
Using ducts
Official title: using ducts
F25D17/08 (Using ducts) appears on 241 US grants and 316 published applications in this corpus.
Search patents in F25D- Granted patents
- 241
- Published applications
- 316
- Assignees
- 100
- Inventors
- 693
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 4 | 5 |
| 2004 | 3 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 1 | 5 |
| 2009 | 0 | 4 |
| 2010 | 0 | 2 |
| 2011 | 5 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 6 |
| 2014 | 3 | 4 |
| 2015 | 5 | 8 |
| 2016 | 5 | 9 |
| 2017 | 3 | 15 |
| 2018 | 3 | 21 |
| 2019 | 18 | 27 |
| 2020 | 22 | 27 |
| 2021 | 21 | 24 |
| 2022 | 22 | 37 |
| 2023 | 17 | 41 |
| 2024 | 28 | 28 |
| 2025 | 36 | 28 |
| 2026 | 22 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigerator appliance with pullout-drawer assembly22 Sep 2026US 12,742,586 B2Whirlpool Corporation
- Carbon emissions reduction using environmental cooling15 Sep 2026US 12,736,269 B2International Business Machines Corporation
- Vacuum adiabatic body and refrigerator15 Sep 2026US 12,736,270 B2LG Electronics Inc.
- Cooling system for a variable frequency drive in a transport refrigeration unit1 Sep 2026US 12,723,798 B2Carrier Corporation
- Cold storage systems25 Aug 2026US 12,716,639 B2Trane Technologies Life Sciences LLC
- Refrigerator24 Sep 2026US 2026/0287234 A1LG Electronics Inc.
- Refrigeration device having magnetic field freshness-preserving apparatus24 Sep 2026US 2026/0287248 A1Haier Smart Home Co., Ltd.
- Refrigerator17 Sep 2026US 2026/0276286 A1Samsung Electronics Co., Ltd.
- Method and system for controlling airflow volume and flow direction from a remote heat exchanger unit of a transport climate control system10 Sep 2026US 2026/0266526 A1Thermo King Corporation
- Refrigeration device10 Sep 2026US 2026/0266528 A1Hefei Hualing Co., Ltd.
Most cited
By later US patents
- Splitting of combined delivery power, data, and cooling in a communications network44US 10,631,443 B2Cisco Technology, Inc. · 2020
- Direct evaporative air handler32US 9,121,618 B2Munters Corporation · 2015
- Air tunnel diverter and method of installing same28US 6,732,543 B2Maytag Corporation · 2004
- Container for storage, collection and transportation of medical waste26US 5,291,746 A1994
- Fridge-freezer24US 6,637,235 B2Mitsubishi Denki Kabushiki Kaisha · 2003