F04F 1/12
In series
Official title: in series
F04F1/12 (In series) appears on 14 US grants and 8 published applications in this corpus.
Search patents in F04F- Granted patents
- 14
- Published applications
- 8
- Assignees
- 6
- Inventors
- 25
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 3 |
| 2020 | 1 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydraulic compressed air energy storage system4 Feb 2025US 12,218,499 B2Storage Drop Ltd
- Vacuum installation for industrial vacuum processes6 Apr 2021US 10,968,585 B2Koks Group B.V.
- Pumping apparatus, treatment solution supplying device, substrate treating apparatus, liquid draining method, and liquid replacing method16 Feb 2021US 10,920,764 B2SCREEN Holdings Co., Ltd.
- Pumping system and method3 Nov 2020US 10,823,204 B2
- Compressed air operated fluid pump applied to oil wells17 Sep 2019US 10,415,603 B1
- Hydraulic compressed air energy storage system6 Jul 2023US 2023/0216340 A1Storage Drop Ltd
- Gas Compression Process10 Feb 2022US 2022/0042741 A1Bell Engineering, Inc.
- Assembly and system for pumping a volume of fluid through a body of water12 Sep 2019US 2019/0277274 A1
- Vacuum Installation for industrial vacuum processes29 Aug 2019US 2019/0264403 A1Koks Group B.V.
- Pumping apparatus, treatment solution supplying device, substrate treating apparatus, liquid draining method, and liquid replacing method28 Feb 2019US 2019/0063415 A1SCREEN Holdings Co., Ltd.
Most cited
By later US patents
- Dual chamber liquid pump20US 6,368,067 B1Chemand Corporation · 2002
- Fluid lifting apparatus14US 4,050,854 A1977
- Gas pressurized liquid pump with intermediate chamber14US 6,186,745 B1Chemand Corporation · 2001
- Fluid well pump9US 6,435,838 B12002
- Pumping apparatus, treatment solution supplying device, substrate treating apparatus, liquid draining method, and liquid replacing method5US 10,920,764 B2SCREEN Holdings Co., Ltd. · 2021