B03C 1/284
With associated cleaning means
Official title: {with associated cleaning means, e.g. retractable non-magnetic sleeve}
B03C1/284 (With associated cleaning means) appears on 187 US grants and 171 published applications in this corpus.
Search patents in B03C- Granted patents
- 187
- Published applications
- 171
- Assignees
- 143
- Inventors
- 416
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 3 |
| 2002 | 6 | 4 |
| 2003 | 4 | 2 |
| 2004 | 4 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 4 |
| 2007 | 1 | 5 |
| 2008 | 2 | 3 |
| 2009 | 4 | 4 |
| 2010 | 5 | 2 |
| 2011 | 0 | 4 |
| 2012 | 2 | 3 |
| 2013 | 5 | 5 |
| 2014 | 5 | 8 |
| 2015 | 2 | 2 |
| 2016 | 8 | 6 |
| 2017 | 4 | 4 |
| 2018 | 7 | 9 |
| 2019 | 5 | 13 |
| 2020 | 6 | 8 |
| 2021 | 12 | 15 |
| 2022 | 9 | 13 |
| 2023 | 10 | 17 |
| 2024 | 10 | 15 |
| 2025 | 14 | 6 |
| 2026 | 3 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Filtration separator for magnetic particles and filtration separation method for magnetic particles21 Apr 2026US 12,605,718 B2Seiko Epson Corporation
- Magnetic cleaning device14 Apr 2026US 12,600,026 B2
- Slurry magnetic filter apparatus and cleaning method thereof24 Feb 2026US 12,558,696 B2Guangdong Sophon Intelligent Technology Co., Ltd
- Switchable magnetic filter2 Dec 2025US 12,485,427 B2Taco, Inc.
- Device, assembly and method for separating tramp metals from liquid raw materials18 Nov 2025US 12,472,510 B2Tai Han Equipment Enterprise Co., Ltd.
- Apparatus and Method for Connecting Magnetic Tubes to Fluid Magnetic Separators27 Aug 2026US 2026/0249305 A1Industrial Magnetics, Inc.
- Automatic High Precision Battery Material Assessment System30 Jul 2026US 2026/0219137 A1Mag Ia, Inc.
- Magnetic filter element and magnetic filtering assembly apparatus and method23 Jul 2026US 2026/0208205 A1
- Switchable magnetic filter16 Jul 2026US 2026/0199906 A1Taco, Inc.
- Iron removal device11 Jun 2026US 2026/0158500 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Magnetic retrieval tool122US 4,813,729 A1989
- Magnetic decontamination device and method110US 6,350,296 B12002
- Method and apparatus for protein manipulation83US 6,649,419 B1Large Scale Proteomics Corporation · 2003
- Magnetic particle transfer device and method68US 6,468,810 B1Bio-Nobile Oy · 2002
- Device and system for transfer of material49US 6,409,925 B1Bio-Magnetics Ltd. · 2002