F25B 2500/04
Clogging
F25B2500/04 (Clogging) appears on 50 US grants and 53 published applications in this corpus.
Search patents in F25B- Granted patents
- 50
- Published applications
- 53
- Assignees
- 40
- Inventors
- 153
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 4 |
| 2007 | 0 | 4 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 3 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 5 |
| 2016 | 0 | 0 |
| 2017 | 3 | 4 |
| 2018 | 5 | 5 |
| 2019 | 3 | 3 |
| 2020 | 5 | 7 |
| 2021 | 5 | 4 |
| 2022 | 4 | 5 |
| 2023 | 4 | 3 |
| 2024 | 4 | 2 |
| 2025 | 4 | 1 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air-conditioning apparatus13 May 2025US 12,298,017 B2Mitsubishi Electric Corporation
- Cooling system with oil return to accumulator1 Apr 2025US 12,264,858 B2Heatcraft Refrigeration Products LLC
- Chiller including heat transfer tube and method for controlling chiller to determine degree of contamination of the heat transfer tube4 Feb 2025US 12,215,883 B2LG Electronics Inc.
- Cooling and/or liquefying method and system21 Jan 2025US 12,203,700 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Air-conditioning apparatus3 Dec 2024US 12,158,294 B2Mitsubishi Electric Corporation
- Cooling storage, method for controlling cooling storage, and cooling storage management system27 Aug 2026US 2026/0248302 A1Panasonic Intellectual Property Management Co., Ltd.
- Condenser clogging detection method and system26 Mar 2026US 2026/0085866 A1VERTIV INTERNATIONAL GmbH
- Fluid transfer apparatus1 May 2025US 2025/0137698 A1Daikin Industries, Ltd.
- Cooling system with oil return to accumulator6 Jun 2024US 2024/0183595 A1Heatcraft Refrigeration Products LLC
- Chiller including heat transfer tube and method for controlling chiller to determine degree of contamination of the heat transfer tube29 Feb 2024US 2024/0068698 A1LG Electronics Inc.
Most cited
By later US patents
- System and method for detecting fluid delivery system conditions based on motor parameters72US 7,941,294 B2Emerson Electric Co. · 2011
- Method for detecting a fault in an HVAC system35US 7,494,536 B2Carrier Corporation · 2009
- Control method for a cryogenic unit27US 6,076,360 AThermo King Corporation · 2000
- Refrigerating unit20US 5,557,944 ASanyo Electric Co., Ltd. · 1996
- Refrigerating unit16US 5,704,216 ASanyo Electric Co., Ltd. · 1998