F04D 29/566
Specially adapted for liquid pumps
Official title: {specially adapted for liquid pumps}
F04D29/566 (Specially adapted for liquid pumps) appears on 9 US grants and 11 published applications in this corpus.
Search patents in F04D- Granted patents
- 9
- Published applications
- 11
- Assignees
- 9
- Inventors
- 17
- Latest grant
- 2 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- System for moving fluid with opposed axial forces2 Nov 2021US 11,162,497 B2OneSubsea IP UK Limited
- Guide vane adjustment device and turbomachine15 Sep 2020US 10,774,673 B2MAN Energy Solutions SE
- Flow-ducting unit with pump and fitting25 Mar 2014US 8,678,778 B2KSB Aktiengesellschaft
- Apparatus for reducing turbulence in a fluid stream17 Jul 2012US 8,220,496 B2National Oilwell Varco, L. P.
- Axial flow pump or marine propulsion device19 Sep 2006US 7,108,569 B2
- System for moving fluid with opposed axial forces16 May 2019US 2019/0145415 A1OneSubsea IP UK Limited
- Guide Vane Adjustment Device And Turbomachine12 Apr 2018US 2018/0100407 A1Man Diesel & Turbose
- Coolant circulation pump having thermal control of sub-circuits24 Mar 2016US 2016/0084145 A1Flowork Systems II LLC
- Pump device20 Aug 2015US 2015/0233383 A1Grundfos Holding A/S
- Flow-Ducting Unit with Pump and Fitting15 Dec 2011US 2011/0303297 A1KSB Aktiengesellschaft
Most cited
By later US patents
- Coolant pump for automotive use10US 6,499,963 B2Flowork Systems Inc. · 2002
- Pre-rotational swirl controller for rotary pumps9US 5,269,649 AHalberg Maschinenbau GmbH · 1993
- Coolant pump for automotive use7US 6,309,193 B1Flowork Systems Inc. · 2001
- Axial flow pump or marine propulsion device5US 7,108,569 B22006
- Apparatus for reducing turbulence in a fluid stream5US 8,220,496 B2National Oilwell Varco, L. P. · 2012