F04B 7/0092
For oscillating distribution members
Official title: {for oscillating distribution members}
F04B7/0092 (For oscillating distribution members) appears on 8 US grants and 3 published applications in this corpus.
Search patents in F04B- Granted patents
- 8
- Published applications
- 3
- Assignees
- 4
- Inventors
- 8
- Latest grant
- 25 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Thick materials pump with paired, preferably parallel feed cylinders which alternatingly deliver and intake25 Jan 1994US 5,281,113 AFriedrich Wilh. Schwing GmbH
Most cited
By later US patents
- Two-cylinder pump for heavy flowable materials, such as concrete9US 4,465,441 AFriedrich Wilh. Schwing GmbH · 1984
- Multi-way valves for pumps for conveying heavy flowable materials7US 4,472,118 AFriedrich Wilh. Schwing GmbH · 1984
- Oscillating-deflector pump5US 4,580,954 A1986
- Thick materials pump with paired, preferably parallel feed cylinders which alternatingly deliver and intake4US 5,281,113 AFriedrich Wilh. Schwing GmbH · 1994
- Gas operated unloader valve1US 11,384,753 B1Dresser-Rand Company · 2022