B03C 2201/22
Details of magnetic or electrostatic separation: characterised by the magnetic field
Official title: characterised by the magnetic field, e.g. its shape or generation
B03C2201/22 (Details of magnetic or electrostatic separation: characterised by the magnetic field) appears on 177 US grants and 251 published applications in this corpus.
Search patents in B03C- Granted patents
- 177
- Published applications
- 251
- Assignees
- 171
- Inventors
- 496
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 5 |
| 2005 | 2 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 2 | 4 |
| 2009 | 3 | 2 |
| 2010 | 2 | 6 |
| 2011 | 2 | 5 |
| 2012 | 4 | 7 |
| 2013 | 3 | 9 |
| 2014 | 8 | 6 |
| 2015 | 7 | 11 |
| 2016 | 10 | 14 |
| 2017 | 11 | 8 |
| 2018 | 9 | 11 |
| 2019 | 8 | 18 |
| 2020 | 10 | 16 |
| 2021 | 9 | 30 |
| 2022 | 14 | 27 |
| 2023 | 9 | 17 |
| 2024 | 19 | 18 |
| 2025 | 19 | 21 |
| 2026 | 8 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Magnetic substance separation device12 May 2026US 12,623,231 B2Innocell Technology Co., Ltd.
- Magnetic filter element and magnetic filtering assembly apparatus and method23 Jul 2026US 2026/0208205 A1
- Switchable magnetic filter16 Jul 2026US 2026/0199906 A1Taco, Inc.
- Liquid chemical supply system having magnetic particle removal and related methods18 Jun 2026US 2026/0166563 A1Taiwan Semiconductor Manufacturing Company.Ltd
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- Filter Device And Method Of Using The Same7 May 2026US 2026/0124623 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Magnetic separation assembly and method69US 6,193,892 B1Promega Corporation · 2001
- Apparatus for continuous magnetic separation of components from a mixture57US 6,036,857 AThe Florida State University Research Foundation, Inc. · 2000
- Device for separating magnetically labelled cells56US 5,514,340 AMagnetix Biotechnology, Inc. · 1996
- Device and system for transfer of material49US 6,409,925 B1Bio-Magnetics Ltd. · 2002
- Device and method for magnetic separation of biological molecules42US 6,126,835 ABioCrystal, Ltd. · 2000