F04D 9/042
And means for rendering its in operative
Official title: {and means for rendering its in operative}
F04D9/042 (And means for rendering its in operative) appears on 20 US grants and 15 published applications in this corpus.
Search patents in F04D- Granted patents
- 20
- Published applications
- 15
- Assignees
- 16
- Inventors
- 33
- Latest grant
- 13 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 3 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electric priming pump device13 Jun 2023US 11,674,516 B1
- Dual priming system for a pump4 Apr 2023US 11,619,235 B2Hale Products, Inc.
- Pump-storage device and transportation tool including the same7 Jan 2020US 10,526,777 B2
- Pump device28 May 2019US 10,301,001 B2Herborner Pumpenfabrik J.H. Hoffman GmbH & Co. KG
- Integrated reciprocating primer drive arrangement7 Mar 2017US 9,587,641 B2Waterous Company
- Pump System and Method for Operating a Pump System7 Apr 2022US 2022/0105858 A1Frideco AG
- Dual priming system for a pump17 Feb 2022US 2022/0049702 A1Hale Products, Inc.
- Pump-storage device and transportation tool including the same13 Jun 2019US 2019/0177961 A1
- Pump device24 Oct 2013US 2013/0280107 A1Herborner Pumpenfabrik J. H. Hoffmann GmbH & Co.KG
- Integrated reciprocating primer drive arrangement17 Oct 2013US 2013/0272843 A1Waterous Company
Most cited
By later US patents
- Sewage pump priming system28US 4,067,663 AThe Chemithon Corporation · 1978
- Centrifugal pump with starting stage24US 5,456,574 AUnited Technologies Corporation · 1995
- Self-priming centrifugal pump19US 6,783,330 B2Pioneer Pump Inc. · 2004
- Well point system and apparatus16US 4,606,704 A1986
- Pump system with vacuum source14US 6,692,234 B2Water Management Systems · 2004