B03C 1/035
Open gradient magnetic separators, i.e. separators in which the gap is unobstructed
Official title: Open gradient magnetic separators, i.e. separators in which the gap is unobstructed, characterised by the configuration of the gap
B03C1/035 (Open gradient magnetic separators, i.e. separators in which the gap is unobstructed) appears on 185 US grants and 128 published applications in this corpus.
Search patents in B03C- Granted patents
- 185
- Published applications
- 128
- Assignees
- 133
- Inventors
- 409
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 12 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 0 |
| 2002 | 9 | 11 |
| 2003 | 5 | 6 |
| 2004 | 4 | 7 |
| 2005 | 1 | 4 |
| 2006 | 3 | 2 |
| 2007 | 3 | 5 |
| 2008 | 5 | 2 |
| 2009 | 4 | 1 |
| 2010 | 3 | 1 |
| 2011 | 0 | 5 |
| 2012 | 1 | 2 |
| 2013 | 0 | 1 |
| 2014 | 3 | 7 |
| 2015 | 2 | 10 |
| 2016 | 9 | 3 |
| 2017 | 1 | 1 |
| 2018 | 8 | 5 |
| 2019 | 2 | 9 |
| 2020 | 5 | 4 |
| 2021 | 4 | 13 |
| 2022 | 8 | 12 |
| 2023 | 4 | 7 |
| 2024 | 8 | 6 |
| 2025 | 6 | 4 |
| 2026 | 5 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus for dust mitigation18 Aug 2026US 12,708,909 B2
- Battery pack with structure for suppressing entry of charged particles21 Jul 2026US 12,686,015 B2Toyota Jidosha Kabushiki Kaisha
- Magnetic substance separation device12 May 2026US 12,623,231 B2Innocell Technology Co., Ltd.
- Magnetic cleaning device14 Apr 2026US 12,600,026 B2
- Method and apparatus for producing CAR T cells7 Apr 2026US 12,595,460 B2Applied Cells Inc.
- Magnetic substance separation device16 Oct 2025US 2025/0319476 A1Industrial Technology Research Institute
- Method and Apparatus for Producing CAR T Cells9 Oct 2025US 2025/0313795 A1Applied Cells Inc.
- Magnetic substance separation device31 Jul 2025US 2025/0242357 A1Industrial Technology Research Institute
- Devices, systems, and methods of use thereof for magnetic separation2 Jan 2025US 2025/0001432 A1Georgia Tech Research Corporation
- Magnetic field gradient apparatus and apparatus for separation27 Jun 2024US 2024/0207865 A1Urban Mining Company
Most cited
By later US patents
- Micro-flow system for particle separation and analysis417US 6,432,630 B1Scandinanian Micro Biodevices A/S · 2002
- Apparatus and methods for magnetic separation featuring external magnetic means301US 5,466,574 AImmunivest Corporation · 1995
- Apparatus and methods for magnetic separation265US 5,200,084 AImmunicon Corporation · 1993
- Apparatus for magnetic separation featuring external magnetic means234US 5,186,827 AImmunicon Corporation · 1993
- Magnetic separation method210US 5,897,783 AAmersham International plc · 1999