A61K 9/5094
Microcapsules containing magnetic carrier material
Official title: {Microcapsules containing magnetic carrier material, e.g. ferrite for drug targeting}
A61K9/5094 (Microcapsules containing magnetic carrier material) appears on 217 US grants and 294 published applications in this corpus.
Search patents in A61K- Granted patents
- 217
- Published applications
- 294
- Assignees
- 207
- Inventors
- 733
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 3 |
| 2003 | 5 | 5 |
| 2004 | 1 | 8 |
| 2005 | 0 | 7 |
| 2006 | 1 | 11 |
| 2007 | 1 | 4 |
| 2008 | 4 | 13 |
| 2009 | 2 | 13 |
| 2010 | 6 | 18 |
| 2011 | 2 | 22 |
| 2012 | 4 | 15 |
| 2013 | 10 | 24 |
| 2014 | 7 | 17 |
| 2015 | 19 | 10 |
| 2016 | 10 | 24 |
| 2017 | 17 | 16 |
| 2018 | 11 | 16 |
| 2019 | 10 | 13 |
| 2020 | 6 | 11 |
| 2021 | 9 | 10 |
| 2022 | 6 | 4 |
| 2023 | 3 | 10 |
| 2024 | 7 | 7 |
| 2025 | 3 | 10 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions and delivery methods for treating dental infections, inflammation, sensitivity, and for use in dental restorations25 Aug 2026US 12,714,837 B2University of Maryland, Baltimore
- Fluorescent microspheres evenly coated with magnetic particles and methods of use2 Jun 2026US 12,644,885 B2Emission Inc.
- Near-infrared dyes and conjugates for targeting tumors14 Apr 2026US 12,599,682 B2Lahjavida, LLC
- Magnetic inorganic iron-based nanoparticles19 Aug 2025US 12,391,944 B2Bar-Ilan University
- Magnetic assisted drug delivery20 May 2025US 12,303,600 B2
- Near-Infrared Dyes And Conjugates For Targeting Tumors20 Aug 2026US 2026/0241040 A1Lahjavida, LLC
- Fluorescent microspheres evenly coated with magnetic particles and methods of use23 Jul 2026US 2026/0210950 A1Emission Inc.
- Imaging-guided bioresorbable acoustic hydrogel microrobots11 Jun 2026US 2026/0157972 A1California Institute of Technology
- Radiopaque monomer and embolisation microspheres comprising same25 Dec 2025US 2025/0387530 A1Centre National de la Recherche Scientifique (CNRS)
- Particles consisting of an organic polymer core, a first inorganic oxide shell incorporating a magnetic material and a mesoporous second inorganic shell28 Aug 2025US 2025/0270377 A1Bundesrepublik Deutschland, vertreten durch den Bunesminister
Most cited
By later US patents
- Pharmaceutical compositions containing a magnetically detectable material1,481US 5,079,006 AAprex Corporation · 1992
- Magnetically-localizable, biodegradable lipid microspheres395US 4,331,654 AEli Lilly and Company · 1982
- Magnetic-polymer particles309US 4,795,698 AImmunicon Corporation · 1989
- Method of delivering a therapeutic agent to a target capillary bed250US 4,345,588 ANorthwestern University · 1982
- Manufacturing protein microspheres227US 5,069,936 A1991