F25B 2345/004
Details for charging or discharging refrigerants: with several tanks to collect or
Official title: with several tanks to collect or charge a cycle
F25B2345/004 (Details for charging or discharging refrigerants: with several tanks to collect or) appears on 50 US grants and 30 published applications in this corpus.
Search patents in F25B- Granted patents
- 50
- Published applications
- 30
- Assignees
- 39
- Inventors
- 103
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 4 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 3 | 1 |
| 2018 | 3 | 0 |
| 2019 | 0 | 3 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 2 | 3 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
| 2025 | 2 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method to charge multiple refrigerants with desired concentrations14 Apr 2026US 12,601,529 B2Copeland Corporation
- Temperature control system30 Dec 2025US 12,510,273 B2Ckd Corporation
- Methods and containers for transporting, transferring, storing and using refrigerants30 Sep 2025US 12,429,265 B2The Chemours Company Fc, LLC
- Portable refrigerant management system5 Nov 2024US 12,135,154 B2
- Injector system for refrigerant systems20 Feb 2024US 11,906,220 B2Nu-Calgon Wholesaler, Inc.
- Methods and containers for transporting, transferring, storing and using refrigerants25 Dec 2025US 2025/0389469 A1The Chemours Company Fc, LLC
- Method to charge multiple refrigerants with desired concentrations24 Apr 2025US 2025/0129980 A1Copeland Corporation
- Temperature control system9 May 2024US 2024/0151444 A1Ckd Corporation
- Portable Refrigerant Management System and Refrigerant Management Method6 Apr 2023US 2023/0108388 A1
- Refrigeration system with transfer system1 Dec 2022US 2022/0381493 A1Toromont Industries Limited
Most cited
By later US patents
- Apparatus for recovering and analyzing volatile refrigerants61US 5,802,859 AHudson Technologies, Inc. · 1998
- Recovery system for differing refrigerants50US 4,939,905 AKent-Moore Corporation · 1990
- Apparatus and method for recovering volatile refrigerants30US 6,141,977 AHudson Technologies, Inc. · 2000
- Background tank fill28US 6,134,896 ASPX Corporation · 2000
- Service device for vehicle air conditioning systems, and method for operating same, in particular for the self-cleaning type28US 9,651,284 B2Dometic Sweden AB · 2017