F04D 29/528
Especially adapted for liquid pumps
Official title: {especially adapted for liquid pumps}
F04D29/528 (Especially adapted for liquid pumps) appears on 158 US grants and 187 published applications in this corpus.
Search patents in F04D- Granted patents
- 158
- Published applications
- 187
- Assignees
- 88
- Inventors
- 234
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 1 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 1 | 5 |
| 2012 | 1 | 4 |
| 2013 | 3 | 4 |
| 2014 | 1 | 5 |
| 2015 | 3 | 8 |
| 2016 | 8 | 27 |
| 2017 | 7 | 11 |
| 2018 | 10 | 7 |
| 2019 | 18 | 21 |
| 2020 | 12 | 6 |
| 2021 | 9 | 14 |
| 2022 | 23 | 20 |
| 2023 | 14 | 13 |
| 2024 | 16 | 11 |
| 2025 | 8 | 10 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluid pump and method of manufacturing same6 Oct 2026US 12,753,765 B2Temco Industrial, LLC
- Submersible pump housing22 Sep 2026US 12,742,462 B1Turtle Pump Company LLC
- Fluid connection for a hydromotive machine15 Sep 2026US 12,736,025 B2
- Non-occluding intravascular blood pump providing reduced hemolysis15 Sep 2026US 12,736,054 B2Procyrion, Inc.
- Marine drives and cooling pumps for marine drives8 Sep 2026US 12,728,974 B1Brunswick Corporation
- Pump arrangement24 Sep 2026US 2026/0286983 A1ECP Entwicklungsgesselschaft mbH
- Fluid pump and method of manufacturing sam23 Jul 2026US 2026/0210361 A1Temco Industrial, LLC
- Submersible pumping system having stage architecture for lower flow rate pumps16 Jul 2026US 2026/0201889 A1Schlumberger Technology Corporation
- Balance drums and systems for managing axial forces for pumps and related systems and methods16 Jul 2026US 2026/0201891 A1
- Fluid pump having at least one impeller blade and a support device4 Jun 2026US 2026/0153095 A1Ecp Entwicklungsgesellschaft Mbh
Most cited
By later US patents
- Heart assist device with expandable impeller pump411US 7,841,976 B2The Penn State Research Foundation · 2010
- Expandable impeller pump391US 7,393,181 B2Datascope Investment Corp. · 2008
- Systems and methods for routing pressurized fluid305US 8,905,056 B2Halliburton Energy Services.Inc. · 2014
- Expandable impeller pump296US 7,927,068 B2The Penn State Research Foundation · 2011
- Expandable impeller pump197US 8,376,707 B2The Penn State Research Foundation · 2013