F04D 15/0245
Responsive to a condition of the pump
Official title: {responsive to a condition of the pump}
F04D15/0245 (Responsive to a condition of the pump) appears on 191 US grants and 196 published applications in this corpus.
Search patents in F04D- Granted patents
- 191
- Published applications
- 196
- Assignees
- 148
- Inventors
- 402
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 4 |
| 2009 | 1 | 5 |
| 2010 | 1 | 2 |
| 2011 | 2 | 7 |
| 2012 | 1 | 7 |
| 2013 | 6 | 9 |
| 2014 | 3 | 9 |
| 2015 | 4 | 7 |
| 2016 | 6 | 7 |
| 2017 | 9 | 9 |
| 2018 | 6 | 11 |
| 2019 | 14 | 10 |
| 2020 | 10 | 18 |
| 2021 | 12 | 17 |
| 2022 | 15 | 15 |
| 2023 | 10 | 14 |
| 2024 | 21 | 17 |
| 2025 | 15 | 11 |
| 2026 | 7 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Liquid supply device with function of reducing generation of particles25 Aug 2026US 12,716,416 B2Samsung Electronics Co., Ltd.
- Fluid delivery system health monitoring systems and methods7 Jul 2026US 12,674,459 B2Oshkosh Corporation
- Chemical liquid supply module and substrate treating apparatus including the same23 Jun 2026US 12,663,187 B2Semes Co., Ltd.
- Determining and utilizing a desired frequency for a mechanical shaker for a sump pump system16 Jun 2026US 12,655,849 B2State Farm Mutual Automobile Insurance Company
- Sump/ejector pump monitor and sump/ejector pump failure warning system24 Feb 2026US 12,560,650 B2RF Group LLC
- Fluid delivery system health monitoring systems and methods1 Oct 2026US 2026/0298249 A1Oshkosh Corporation
- Method for identifying and removing a blockage of a centrifugal pump10 Sep 2026US 2026/0266295 A1Wilo SE
- Control device and pump apparatus30 Jul 2026US 2026/0218711 A1
- Mechanical reverse rotation prevention device for canned motor pump16 Jul 2026US 2026/0201887 A1Hyosung Goodsprings, Inc.
- Method for Monitoring the Operation of a Pump, Preferably a Centrifugal Pump30 Apr 2026US 2026/0117777 A1KSB SE & Co. KGaA
Most cited
By later US patents
- System and method for detecting and diagnosing pump cavitation217US 6,655,922 B1Rockwell Automation Technologies, Inc. · 2003
- System and method for controlling pump cavitation and blockage165US 6,663,349 B1Reliance Electric Technologies, LLC · 2003
- Pump device having a detection device145US 9,358,330 B2Ecp Entwicklungsgesellschaft Mbh · 2016
- Pump bearing overheating detection device and method143US 5,145,322 A1992
- Excess temperature and starting safety device in pumps having permanent magnet couplings118US 5,484,265 AJunkalor GmbH Dessau · 1996