F25B 41/24
Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle
Official title: Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
F25B41/24 (Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle) appears on 686 US grants and 675 published applications in this corpus.
Search patents in F25B- Granted patents
- 686
- Published applications
- 675
- Assignees
- 251
- Inventors
- 1,533
- 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 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 8 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 16 | 0 |
| 2000 | 21 | 0 |
| 2001 | 23 | 4 |
| 2002 | 11 | 12 |
| 2003 | 18 | 13 |
| 2004 | 14 | 22 |
| 2005 | 19 | 14 |
| 2006 | 11 | 16 |
| 2007 | 11 | 7 |
| 2008 | 2 | 1 |
| 2009 | 1 | 8 |
| 2010 | 3 | 8 |
| 2011 | 4 | 8 |
| 2012 | 4 | 13 |
| 2013 | 2 | 17 |
| 2014 | 4 | 17 |
| 2015 | 12 | 34 |
| 2016 | 20 | 34 |
| 2017 | 26 | 36 |
| 2018 | 32 | 32 |
| 2019 | 34 | 53 |
| 2020 | 42 | 62 |
| 2021 | 35 | 64 |
| 2022 | 69 | 74 |
| 2023 | 46 | 38 |
| 2024 | 61 | 34 |
| 2025 | 31 | 32 |
| 2026 | 16 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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By later US patents
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- Refrigeration control system for modulating electrically-operated expansion valves88US 4,448,038 ASporlan Valve Company · 1984