F04C 13/001
Pumps for particular liquids
Official title: {Pumps for particular liquids}
F04C13/001 (Pumps for particular liquids) appears on 306 US grants and 289 published applications in this corpus.
Search patents in F04C- Granted patents
- 306
- Published applications
- 289
- Assignees
- 251
- Inventors
- 698
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 2 |
| 2002 | 3 | 6 |
| 2003 | 6 | 6 |
| 2004 | 7 | 9 |
| 2005 | 3 | 10 |
| 2006 | 7 | 11 |
| 2007 | 6 | 6 |
| 2008 | 4 | 5 |
| 2009 | 5 | 12 |
| 2010 | 3 | 17 |
| 2011 | 9 | 12 |
| 2012 | 4 | 10 |
| 2013 | 13 | 8 |
| 2014 | 4 | 10 |
| 2015 | 6 | 28 |
| 2016 | 8 | 15 |
| 2017 | 18 | 19 |
| 2018 | 14 | 23 |
| 2019 | 13 | 20 |
| 2020 | 15 | 12 |
| 2021 | 17 | 8 |
| 2022 | 7 | 16 |
| 2023 | 9 | 10 |
| 2024 | 15 | 9 |
| 2025 | 12 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Operable implant11 Aug 2026US 12,702,752 B2
- Pump for additive manufacturing16 Jun 2026US 12,654,396 B2Sciperio, Inc
- Magnetic drive apparatus for translating rotational motion to nutational motion20 Jan 2026US 12,531,464 B2Magvad LLC
- Pump for conveying a fluid4 Nov 2025US 12,460,634 B2Vogelsang GmbH & Co. KG
- Metering distribution assembly and coating system comprising the same21 Oct 2025US 12,448,964 B2Nordson Corporation
- Pump device1 Oct 2026US 2026/0298230 A1Mikuni Corporation
- Removable pump head with a polymeric shaft coupler19 Feb 2026US 2026/0049611 A1Procon US, Inc.
- Operable implant11 Sep 2025US 2025/0281690 A1
- Grease pump unit comprising two serially connected pumps30 Jan 2025US 2025/0035112 A1Danhydra A/S
- Liquid hydrocarbon fluid transfer system23 Jan 2025US 2025/0027495 A1
Most cited
By later US patents
- System for actively supporting the flow of body fluids331US 6,508,787 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V. · 2003
- Heart assist pump234US 5,112,349 AAmerican BioMed, Inc. · 1992
- Heart assist pump227US 4,964,864 AAmerican BioMed, Inc. · 1990
- Sealless multiphase screw-pump-and-motor package132US 6,457,950 B1Flowserve Management Company · 2002
- Method and apparatus for accurately dispensing liquids and solids72US 5,857,589 AFluid Research Corporation · 1999