B05B 12/1445
Pumping means for the liquids or other fluent materials being mechanically linked
Official title: {pumping means for the liquids or other fluent materials being mechanically linked, e.g. leader-follower pumps}
B05B12/1445 (Pumping means for the liquids or other fluent materials being mechanically linked) appears on 29 US grants and 29 published applications in this corpus.
Search patents in B05B- Granted patents
- 29
- Published applications
- 29
- Assignees
- 20
- Inventors
- 77
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 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 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 1 |
| 2015 | 2 | 2 |
| 2016 | 2 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 4 |
| 2019 | 1 | 3 |
| 2020 | 4 | 2 |
| 2021 | 4 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sequentially activated multi-diaphragm foam at-a-distance dispenser systems6 Jan 2026US 12,514,409 B2GOJO Industries, Inc.
- Fluid delivery system15 Apr 2025US 12,275,029 B2
- Dispenser with air mixing18 Feb 2025US 12,226,791 B2Graco Minnesota Inc.
- System and method to auto-pressurize prior to dispense in a circulation dispense system22 Oct 2024US 12,122,068 B2Graco Minnesota Inc.
- Fluid delivery system9 Jul 2024US 12,030,074 B2Carlisle Fluid Technologies, Inc.
- Power Washer Assemblies and Methods17 Sep 2026US 2026/0273588 A1FNA Group, Inc.
- Multi component floor surface dispensing rig29 Jan 2026US 2026/0027576 A1Graco Minnesota Inc.
- Systems, methods, and apparatuses for foam air mixing24 Jul 2025US 2025/0235831 A1Graco Minnesota Inc.
- Dispenser with air mixing29 May 2025US 2025/0170600 A1Graco Minnesota Inc.
- Fluid Delivery System26 Sep 2024US 2024/0316585 A1
Most cited
By later US patents
- Proportioning pump, control systems and applicator apparatus80US 9,316,216 B1Pumptec, Inc. · 2016
- Constant flow rate fluid supply device, particularly for a spray gun35US 4,278,205 AS K M, Societe Anonyme · 1981
- Proportioning pump, control systems and applicator apparatus28US 10,167,863 B1Pumptec, Inc. · 2019
- Automatic spraying apparatus for forming hard polyurethane foam coating21US 4,167,151 ANihon Soflan Chemical & Engineering Co. Ltd. · 1979
- Two-part compound spray-application system and method20US 5,645,217 A1997