B03C 2201/18
Magnetic separation whereby the particles are suspended in a liquid
B03C2201/18 (Magnetic separation whereby the particles are suspended in a liquid) appears on 1,090 US grants and 1,466 published applications in this corpus.
Search patents in B03C- Granted patents
- 1,090
- Published applications
- 1,466
- Assignees
- 739
- Inventors
- 2,812
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 13 | 0 |
| 1999 | 10 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 4 |
| 2002 | 14 | 13 |
| 2003 | 17 | 11 |
| 2004 | 8 | 13 |
| 2005 | 8 | 16 |
| 2006 | 6 | 19 |
| 2007 | 6 | 23 |
| 2008 | 10 | 43 |
| 2009 | 16 | 43 |
| 2010 | 17 | 53 |
| 2011 | 34 | 60 |
| 2012 | 40 | 76 |
| 2013 | 46 | 76 |
| 2014 | 53 | 74 |
| 2015 | 49 | 59 |
| 2016 | 61 | 72 |
| 2017 | 54 | 73 |
| 2018 | 64 | 77 |
| 2019 | 58 | 97 |
| 2020 | 65 | 91 |
| 2021 | 60 | 108 |
| 2022 | 57 | 95 |
| 2023 | 50 | 73 |
| 2024 | 62 | 74 |
| 2025 | 76 | 79 |
| 2026 | 30 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method and system for removing iron ore particles adhering by magnetic hysteresis to a magnetic matrix of a vertical magnetic separator25 Aug 2026US 12,715,006 B2AssociaçãO Instituto TecnolóGico Vale-Itv
- Biological material extraction carrier and biological material extraction method25 Aug 2026US 12,716,063 B2Seiko Epson Corporation
- Biological material purification method and magnetic separation device24 Sep 2026US 2026/0286340 A1Seiko Epson Corporation
- Wet magnetic roll separator systems and methods of producing high-pure iron ore concentrates17 Sep 2026US 2026/0273543 A1
- Method for treating sample for liquid chromatography and mass spectrometry3 Sep 2026US 2026/0259116 A1Beijing Gbi Biotechnology Co., Ltd.
- Apparatus and Method for Connecting Magnetic Tubes to Fluid Magnetic Separators27 Aug 2026US 2026/0249305 A1Industrial Magnetics, Inc.
- Devices and methods for removing cancer cells from bloodstream during cancer metastasis20 Aug 2026US 2026/0241089 A1Miracle Heart
Most cited
By later US patents
- Apparatus and methods for magnetic separation featuring external magnetic means301US 5,466,574 AImmunivest Corporation · 1995
- Magnetic separation rack for diagnostic assays282US 4,895,650 AGen-Probe Incorporated · 1990
- Ferromagnetic separation process and material265US 3,985,649 A1976
- Apparatus for magnetic separation featuring external magnetic means234US 5,186,827 AImmunicon Corporation · 1993
- Method and apparatus for separating magnetic particles from a solution221US 5,647,994 ALabsystems Oy · 1997