F25B 2400/25
Liquid pumps
F25B2400/25 (Liquid pumps) appears on 178 US grants and 245 published applications in this corpus.
Search patents in F25B- Granted patents
- 178
- Published applications
- 245
- Assignees
- 101
- Inventors
- 456
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 4 |
| 2009 | 3 | 4 |
| 2010 | 5 | 9 |
| 2011 | 1 | 5 |
| 2012 | 3 | 1 |
| 2013 | 1 | 4 |
| 2014 | 4 | 8 |
| 2015 | 3 | 11 |
| 2016 | 4 | 17 |
| 2017 | 11 | 10 |
| 2018 | 15 | 17 |
| 2019 | 10 | 18 |
| 2020 | 12 | 9 |
| 2021 | 13 | 16 |
| 2022 | 15 | 23 |
| 2023 | 30 | 19 |
| 2024 | 22 | 27 |
| 2025 | 10 | 18 |
| 2026 | 6 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for testing two-phase liquid cooling28 Apr 2026US 12,613,163 B2Institute of Spacecraft System Engineering
- Heat pump systems with pressure exchangers31 Mar 2026US 12,590,738 B2Energy Recovery, Inc.
- Refrigerant compositions and use thereof in systems using flooded evaporators10 Mar 2026US 12,570,885 B2Solstice Advanced Materials US, Inc.
- Method of forming refrigerant systems24 Feb 2026US 12,560,362 B2Solstice Advanced Materials US, Inc.
- Thermal management system for future vertical lift aircraft17 Feb 2026US 12,552,541 B2Hamilton Sundstrand Corporation
- Heat pump with pumped refrigerant remote condenser13 Aug 2026US 2026/0235332 A1VERTIV INTERNATIONAL GmbH
- Fluid supply system for bearings of hvac&r system13 Aug 2026US 2026/0235333 A1Tyco Fire & Security GmbH
- Bearing system for hvac&r system6 Aug 2026US 2026/0227102 A1Tyco Fire & Security GmbH
- Redundantly pumped two-phase heat transfer loop6 Aug 2026US 2026/0227107 A1Calyos SA
- Refrigerant circuit compressor gas bearing feed16 Jul 2026US 2026/0202110 A1Trane International Inc.
Most cited
By later US patents
- Advanced vapor compression heat pump cycle utilizing non-azeotropic working fluid mixtures38US 4,724,679 A1988
- Flooded evaporator34US 10,660,349 B2Ali Group S.R.L.—Carpigiani · 2020
- Fluid pump having expansion device and rankine cycle using the same32US 7,735,335 B2Denso Corporation · 2010
- Refrigerant-based thermal energy storage and cooling system with enhanced heat exchange capability29US 7,503,185 B2Ice Energy, Inc. · 2009
- Thermal energy storage and cooling system with secondary refrigerant isolation25US 7,363,772 B2Ice Energy, Inc. · 2008