F24F 1/18
Characterised by their shape
Official title: characterised by their shape
F24F1/18 (Characterised by their shape) appears on 97 US grants and 127 published applications in this corpus.
Search patents in F24F- Granted patents
- 97
- Published applications
- 127
- Assignees
- 47
- Inventors
- 331
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 3 |
| 2014 | 0 | 4 |
| 2015 | 1 | 8 |
| 2016 | 4 | 4 |
| 2017 | 3 | 13 |
| 2018 | 5 | 4 |
| 2019 | 12 | 13 |
| 2020 | 8 | 13 |
| 2021 | 11 | 11 |
| 2022 | 7 | 11 |
| 2023 | 8 | 9 |
| 2024 | 11 | 10 |
| 2025 | 6 | 8 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger and air-conditioning apparatus11 Aug 2026US 12,704,271 B2Mitsubishi Electric Corporation
- Heat exchanger, electric control box and air conditioning system28 Apr 2026US 12,613,039 B2Gd Midea Heating & Ventilating Equipment Co., Ltd.
- Air conditioner condenser unit31 Mar 2026US 12,590,715 B2
- Device for exchanging thermal energy with ambient air and heat pump with a device of this type4 Nov 2025US 12,460,828 B2
- Air conditioner with base defroster21 Oct 2025US 12,449,149 B2Samsung Electronics Co., Ltd.
- Improved aerator for an air-cooled refrigeration cycle arrangement23 Jul 2026US 2026/0210596 A1
- Air conditioner cooling system29 Jan 2026US 2026/0029141 A1
- Heat exchanger and refrigeration cycle apparatus25 Dec 2025US 2025/0389432 A1Mitsubishi Electric Corporation
- Air conditioner having refrigerant distributor9 Oct 2025US 2025/0314436 A1Samsung Electronics Co., Ltd.
- Air conditioner including heat exchanger25 Sep 2025US 2025/0297749 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Outdoor unit construction for an electric heat pump42US 4,470,271 AWestinghouse Electric Corp. · 1984
- Compact air conditioner outdoor unit having high heat exchanging ability16US 5,775,120 ADaikin Industries, Ltd. · 1998
- Heat exchange unit having an internal support15US 4,307,778 ACarrier Corporation · 1981
- Cover for the outside enclosure of an air conditioning system14US 5,294,195 ACarrier Corporation · 1994
- Base pan and cabinet for an air conditioner14US 6,705,105 B2American Standard International Inc. · 2004