F04F 5/464
With inversion of the direction of flow
Official title: {with inversion of the direction of flow}
F04F5/464 (With inversion of the direction of flow) appears on 67 US grants and 44 published applications in this corpus.
Search patents in F04F- Granted patents
- 67
- Published applications
- 44
- Assignees
- 33
- Inventors
- 101
- Latest grant
- 20 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 4 |
| 2005 | 0 | 3 |
| 2006 | 6 | 3 |
| 2007 | 1 | 6 |
| 2008 | 2 | 5 |
| 2009 | 3 | 3 |
| 2010 | 4 | 4 |
| 2011 | 2 | 1 |
| 2012 | 1 | 1 |
| 2013 | 4 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 4 |
| 2017 | 1 | 2 |
| 2018 | 2 | 2 |
| 2019 | 6 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- System and method of utilizing an electric submergible pumping system in the production of high gas to liquid ratio fluids83US 6,357,530 B1Camco International Inc. · 2002
- Gas-lift device58US 4,090,814 AInstitutul National Pentru Creatie Stiintifica si Tehnica · 1978
- Down the hole reverse up flow jet pump56US 4,603,735 ANew Pro Technology, Inc. · 1986
- Method for producing heavy, viscous crude oil51US 4,605,069 AConoco Inc. · 1986
- Jet pump assembly49US 6,354,371 B12002