A61K 49/0428
Surface-modified nanoparticles
Official title: {Surface-modified nanoparticles, e.g. immuno-nanoparticles}
A61K49/0428 (Surface-modified nanoparticles) appears on 67 US grants and 108 published applications in this corpus.
Search patents in A61K- Granted patents
- 67
- Published applications
- 108
- Assignees
- 78
- Inventors
- 279
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
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| 1989 | 0 | 0 |
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| 1992 | 1 | 0 |
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| 1994 | 1 | 0 |
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| 1996 | 5 | 0 |
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| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
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| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 6 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 11 |
| 2011 | 1 | 5 |
| 2012 | 2 | 4 |
| 2013 | 3 | 7 |
| 2014 | 6 | 5 |
| 2015 | 4 | 6 |
| 2016 | 4 | 7 |
| 2017 | 5 | 1 |
| 2018 | 1 | 9 |
| 2019 | 3 | 4 |
| 2020 | 4 | 7 |
| 2021 | 2 | 6 |
| 2022 | 5 | 4 |
| 2023 | 5 | 5 |
| 2024 | 6 | 7 |
| 2025 | 2 | 3 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- CAR peptide for improved coronavirus survival21 Apr 2026US 12,605,455 B2Vascular Biosciences
- Method for making superparamagnetic iron oxide nanocarrier22 Apr 2025US 12,280,020 B2Imam Abdulrahman Bin Faisal University
- Bi-dota complex-loaded dendritic polymer nanoparticles7 Jan 2025US 12,186,410 B2University of Central Florida Research Foundation, Inc.
- Gold nanoparticle-ligand conjugates and methods of use31 Dec 2024US 12,178,889 B2The Board of Regents of the University of Oklahoma
- PSMA ligand targeted compounds and uses thereof5 Nov 2024US 12,133,901 B2Case Western Reserve University
- All-in-one multimodal nanotheranostic platform for image-guided therapy20 Aug 2026US 2026/0241003 A1The Johns Hopkins University
- Novel metal oxide nanoparticles and compositions thereof for use as radioenhancers or for visualizing biological tissue23 Jul 2026US 2026/0207749 A1Nanobiotix (Nanobiotix S.A.)
- Kim-1 active targeting gold nanoparticles, preparation method and application thereof16 Jul 2026US 2026/0199530 A1Guangzhou First People's Hospital
- L-ergothioneine-gold nanoparticles and preparation method and application thereof23 Apr 2026US 2026/0108633 A1Guangzhou First People's Hospital
- Multi-modal molecular imaging nanoprobe for early warning and dynamic monitoring of atherosclerotic plaques and use thereof23 Apr 2026US 2026/0108636 A1The Sixth Medical Center of Chinese Pla General Hospital
Most cited
By later US patents
- Surface modified drug nanoparticles993US 5,145,684 ASterling Drug Inc. · 1992
- Surface modified anticancer nanoparticles469US 5,399,363 AEastman Kodak Company · 1995
- Surface modified NSAID nanoparticles275US 5,552,160 ANanoSystems L.L.C. · 1996
- Sulfated nonionic block copolymer surfactants as stabilizer coatings for nanoparticle compositions182US 5,569,448 ANano Systems L.L.C. · 1996
- Site-specific adhesion within the GI tract using nanoparticles stabilized by high molecular weight, linear poly (ethylene oxide) polymers143US 5,580,579 ANano Systems L.L.C. · 1996