B67D 7/70
Of two or more pumps in series or parallel
Official title: of two or more pumps in series or parallel
B67D7/70 (Of two or more pumps in series or parallel) appears on 42 US grants and 34 published applications in this corpus.
Search patents in B67D- Granted patents
- 42
- Published applications
- 34
- Assignees
- 35
- Inventors
- 84
- Latest grant
- 26 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 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 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 3 | 2 |
| 2017 | 2 | 3 |
| 2018 | 3 | 3 |
| 2019 | 4 | 6 |
| 2020 | 2 | 6 |
| 2021 | 4 | 2 |
| 2022 | 3 | 3 |
| 2023 | 3 | 0 |
| 2024 | 4 | 2 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods and systems for controlling fluid flow to a fluid consuming asset26 Nov 2024US 12,151,930 B2Texas Fueling Services, Inc.
- Fuel delivery system and method25 Jun 2024US 12,017,902 B2Energera Inc.
- Apparatus for preparing and dispensing a lubricating and cooling liquid product for machine tools25 Jun 2024US 12,017,905 B2
- Station for filling tanks of hydrogen-fuelled vehicles11 Jun 2024US 12,006,204 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Methods and systems for controlling fluid flow to a fluid consuming asset26 Sep 2023US 11,767,215 B2Texas Fueling Services, Inc.
- Liquid refill fixture for cooling system25 Jun 2026US 2026/0181825 A1META Green Cooling technology Co., Ltd.
- A pumping system with an equalizer tube1 May 2025US 2025/0136431 A1
- Fuel delivery system and method26 Sep 2024US 2024/0317569 A1Energera Inc.
- Methods and Systems for Controlling Fluid Flow to a Fluid Consuming Asset14 Mar 2024US 2024/0083739 A1Texas Fueling Services, Inc.
- Fuel delivery system and method28 Jul 2022US 2022/0234881 A1Energera Inc.
Most cited
By later US patents
- Fuel delivery system and method211US 9,346,662 B2Frac Shack Inc. · 2016
- Method and system for mobile distribution station173US 10,196,258 B2Fuel Automation Station, LLC · 2019
- Pumping module arrangement and manifold80US 4,718,467 ABaxter Travenol Laboratories, Inc. · 1988
- Multi-station viscous liquid distribution system49US 4,682,710 ANordson Corporation · 1987
- Proportional pumping apparatus26US 4,312,463 A1982