F04D 29/247
Elastic or self-adjusting
Official title: {elastic or self-adjusting}
F04D29/247 (Elastic or self-adjusting) appears on 131 US grants and 140 published applications in this corpus.
Search patents in F04D- Granted patents
- 131
- Published applications
- 140
- Assignees
- 41
- Inventors
- 95
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 4 | 4 |
| 2012 | 1 | 7 |
| 2013 | 4 | 5 |
| 2014 | 2 | 3 |
| 2015 | 7 | 3 |
| 2016 | 7 | 6 |
| 2017 | 2 | 5 |
| 2018 | 7 | 9 |
| 2019 | 7 | 18 |
| 2020 | 9 | 8 |
| 2021 | 11 | 20 |
| 2022 | 15 | 6 |
| 2023 | 14 | 6 |
| 2024 | 11 | 8 |
| 2025 | 11 | 16 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Conveying blades for a compressible rotor25 Aug 2026US 12,716,423 B2Ecp Entwicklungsgesellschaft Mbh
- Intravascular fluid pump having a longitudinally elastically stretchable rotor7 Jul 2026US 12,674,466 B2Ecp Entwicklungsgesellschaft Mbh
- Impeller frame2 Jun 2026US 12,642,955 B2Magenta Medical Ltd.
- Radially compressible and expandable rotor for a fluid pump31 Mar 2026US 12,590,589 B2Ecp Entwicklungsgesellschaft Mbh
- Drain pump assembly for a dishwasher appliance13 Jan 2026US 12,520,987 B2Haier US Appliance Solutions, Inc.
- Impeller of a pump, and pump6 Aug 2026US 2026/0226910 A1Rheinisch-Westfalische Technische Hochschule Aachen, Abgektirzt RWTH Aachen Korperschaft des dffe
- Impeller for catheter pump16 Jul 2026US 2026/0199658 A1Tc1 LLC
- Pump or rotary cutter for operation in a fluid18 Jun 2026US 2026/0165729 A1Ecp Entwicklungsgesellschaft Mbh
- Compressible and expandable blade for a fluid pump14 May 2026US 2026/0132792 A1Ecp Entwicklungsgesellschaft Mbh
- Fluid vacuum pump19 Feb 2026US 2026/0049612 A1Water Technology, LLC
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
- Expandable impeller pump296US 7,927,068 B2The Penn State Research Foundation · 2011
- Cardiac assist device256US 5,941,813 ACardiotools Herzchirurgietechnik Gmbh · 1999
- Article comprising an impeller246US 8,079,948 B2NuCardia, Inc. · 2011