F04D 9/043
The priming pump being hand operated or of the reciprocating type
Official title: {the priming pump being hand operated or of the reciprocating type}
F04D9/043 (The priming pump being hand operated or of the reciprocating type) appears on 19 US grants and 16 published applications in this corpus.
Search patents in F04D- Granted patents
- 19
- Published applications
- 16
- Assignees
- 13
- Inventors
- 39
- Latest grant
- 7 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 2 | 1 |
| 2023 | 0 | 3 |
| 2024 | 2 | 1 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vacuum priming system for close-coupled pumps7 Oct 2025US 12,435,722 B2Cornell Pump Company
- Priming system for infusion devices19 Aug 2025US 12,390,582 B2Avent, Inc.
- Liquid transfer apparatus26 Nov 2024US 12,151,928 B2
- Driven gas-liquid separation starting device19 Nov 2024US 12,146,509 B2Jiangsu University
- Self-priming starting device for centrifugal pump25 Oct 2022US 11,480,180 B2Jiangsu University
- Driven gas-liquid separation starting device29 Aug 2024US 2024/0287991 A1Jiangsu University
- Vacuum priming system for close-coupled pumps12 Oct 2023US 2023/0323882 A1Cornell Pump Company
- Liquid Transfer Apparatus20 Apr 2023US 2023/0124263 A1
- Priming System for Infusion Devices12 Jan 2023US 2023/0011520 A1Avent, Inc.
- Self-priming starting device for centrifugal pump21 Apr 2022US 2022/0120280 A1Jiangsu University
Most cited
By later US patents