G01N 2446/20
The magnetic material being present in the particle core
Official title: the magnetic material being present in the particle core
G01N2446/20 (The magnetic material being present in the particle core) appears on 131 US grants and 70 published applications in this corpus.
Search patents in G01N- Granted patents
- 131
- Published applications
- 70
- Assignees
- 94
- Inventors
- 254
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 6 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 6 |
| 2003 | 4 | 1 |
| 2004 | 0 | 1 |
| 2005 | 2 | 4 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 3 | 3 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 1 | 8 |
| 2012 | 2 | 1 |
| 2013 | 2 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 7 |
| 2016 | 3 | 3 |
| 2017 | 3 | 4 |
| 2018 | 3 | 4 |
| 2019 | 3 | 4 |
| 2020 | 2 | 0 |
| 2021 | 1 | 2 |
| 2022 | 3 | 4 |
| 2023 | 1 | 5 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic immunosensor with trench configuration and method of use21 Jul 2026US 12,687,541 B2Abbott Point of Care Inc.
- Probes comprising metal nanoparticles, magnetic nanoparticles and target-specific fluorophores or binding sites30 Jun 2026US 12,669,499 B2Oregon State University
- Systems and methods for utilizing combined magnetic nanoparticles and nanobodies25 Nov 2025US 12,480,945 B2
- Devices and methods for detecting cancerous cells6 Aug 2024US 12,053,777 B2Academia Sinica
- Methods of enumerating particles present in a cell composition24 Jan 2023US 11,561,219 B2Juno Therapeutics, Inc.
- Metal nanoparticle-magnetic particle complex, method of preparing same, and use thereof29 Aug 2024US 2024/0288399 A1Korea Electronics Technology Institute
- Immobilization and magnetic extraction of pathogens and pathogen components18 Apr 2024US 2024/0125775 A1Friedrich-Alexander-Universität Erlangen-Nürnberg
- Superparamagnetic monodisperse particles and method for the production thereof2 Nov 2023US 2023/0352218 A1N-lab Technology Center Pte. Ltd.
- Extracellular vesicle purification material and purification method17 Aug 2023US 2023/0258629 A1Beijing Tongbio Technologies Inc.
- Systems and methods for utilizing combined magnetic nanoparticles and nanobodies8 Jun 2023US 2023/0176043 A1
Most cited
By later US patents
- Magnetic iron-dextran microspheres466US 4,452,773 ACanadian Patents and Development Limited · 1984
- Magnetically-localizable, biodegradable lipid microspheres395US 4,331,654 AEli Lilly and Company · 1982
- Magnetic particles for use in separations333US 4,554,088 AAdvanced Magnetics, Inc. · 1985
- Magnetic-polymer particles309US 4,795,698 AImmunicon Corporation · 1989
- Coated nanoparticles262US 6,548,264 B1University of Florida · 2003