F04D 29/466
Especially adapted for liquid fluid pumps
Official title: {especially adapted for liquid fluid pumps}
F04D29/466 (Especially adapted for liquid fluid pumps) appears on 65 US grants and 68 published applications in this corpus.
Search patents in F04D- Granted patents
- 65
- Published applications
- 68
- Assignees
- 43
- Inventors
- 126
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 0 | 2 |
| 2011 | 0 | 5 |
| 2012 | 2 | 4 |
| 2013 | 0 | 5 |
| 2014 | 2 | 3 |
| 2015 | 7 | 5 |
| 2016 | 5 | 2 |
| 2017 | 4 | 0 |
| 2018 | 3 | 2 |
| 2019 | 0 | 2 |
| 2020 | 3 | 7 |
| 2021 | 3 | 5 |
| 2022 | 5 | 3 |
| 2023 | 3 | 4 |
| 2024 | 4 | 4 |
| 2025 | 2 | 4 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flow channel for an integrated pump with rotary valve18 Aug 2026US 12,710,043 B1Cooper-Standard Automotive Inc.
- Pump for immersion within a fluid reservoir5 May 2026US 12,618,412 B2Nuhn Industries Ltd.
- System and method for pump control based on pump vibrations27 Jan 2026US 12,535,086 B2S.P.M. Instrument AB
- Multiport fluid pump with integrated valve13 May 2025US 12,297,843 B2Cooper-Standard Automotive Inc.
- Pump14 Jan 2025US 12,196,227 B2Spike Brewing LLC
- Adjustable coolant pump with annular slider27 Aug 2026US 2026/0251155 A1Nidec Gpm GmbH
- A volute module30 Jul 2026US 2026/0218723 A1Grundfos Holding A/S
- Pump for immersion within a fluid reservoir23 Jul 2026US 2026/0210366 A1Nuhn Industries Ltd.
- Multiport fluid pump with integrated valve11 Jun 2026US 2026/0160264 A1Cooper-Standard Automotive Inc.
- Centrifugal pump18 Dec 2025US 2025/0382964 A1Wilo SE
Most cited
By later US patents
- Centrifugal pump having a housing and a volute casing wherein the volute casing has a tear-drop shaped inner wall defined by a circular body region and a converging apex with the inner wall comprising a blocker below at least one perimeter end of one diffuser blade34US 11,193,504 B1Aquastar Pool Products, Inc. · 2021
- Adjustable centrifugal pump34US 4,643,639 ASundstrand Corporation · 1987
- Artificial heart system32US 9,095,428 B2Cameron International Corporation · 2015
- Centrifugal pump with self-regulating impeller discharge shutter25US 4,802,817 ASundstrand Corporation · 1989
- Turbomachinery with variable angle fluid guiding devices25US 5,618,160 AEbara Corporation · 1997