B01F 27/85
With two or more stirrers on separate shafts
Official title: with two or more stirrers on separate shafts
B01F27/85 (With two or more stirrers on separate shafts) appears on 111 US grants and 116 published applications in this corpus.
Search patents in B01F- Granted patents
- 111
- Published applications
- 116
- Assignees
- 115
- Inventors
- 325
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 4 |
| 2003 | 3 | 6 |
| 2004 | 0 | 6 |
| 2005 | 2 | 2 |
| 2006 | 4 | 3 |
| 2007 | 3 | 4 |
| 2008 | 2 | 3 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 4 | 2 |
| 2012 | 3 | 3 |
| 2013 | 0 | 2 |
| 2014 | 0 | 3 |
| 2015 | 2 | 7 |
| 2016 | 3 | 5 |
| 2017 | 2 | 4 |
| 2018 | 8 | 9 |
| 2019 | 5 | 6 |
| 2020 | 4 | 5 |
| 2021 | 4 | 4 |
| 2022 | 2 | 5 |
| 2023 | 2 | 4 |
| 2024 | 2 | 9 |
| 2025 | 6 | 11 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vessel, system, and associated method for product concentration29 Sep 2026US 12,746,513 B2Repligen Corporation
- Wastewater purification apparatus and process for purifying wastewater28 Apr 2026US 12,612,320 B2Invent Umwelt-Und Verfahrenstechnik AG
- Kneading machine for food doughs with sealing of kneading tools17 Mar 2026US 12,575,577 B2Diosna Dierks & SöHne GmbH
- Countertop appliance with integrated ice dispenser and dual mixing mechanisms18 Nov 2025US 12,471,739 B1
- Mixing and dispersing apparatus15 Jul 2025US 12,357,954 B2Contemporary Amperex Technology (Hong Kong) Limited
- High-Shear Mixing Apparatus16 Jul 2026US 2026/0199847 A1LG Energy Solution, Ltd.
- Mixing device and method for secondary battery4 Jun 2026US 2026/0151747 A1Samsung SDI.Co., Ltd.
- Rare Earth Solvent Extraction Cell and Process26 Mar 2026US 2026/0085377 A1Saskatchewan Research Council
- Tank design for cement and cement-contaminated wastes prior to subterranean injection26 Feb 2026US 2026/0054233 A1Advantek Waste Management Services, LLC
- Fluid treatment system and method18 Dec 2025US 2025/0381536 A1Three Es S.r.l.
Most cited
By later US patents
- Method for fluxing molten metal111US 5,616,167 A1997
- Parallel semicontinuous or continuous reactors94US 6,994,827 B2Symyx Technologies, Inc. · 2006
- Tamping and stirring rod for use with a food and beverage blender89US 4,561,782 A1985
- Mixing assembly for mixing bone cement49US 6,994,465 B2Stryker Instruments · 2006
- Process for preparing organopolysiloxane emulsion36US 4,814,376 AShin-Etsu Chemical Co., Ltd. · 1989