A61K 49/049
Surface-modified nanoparticles
Official title: {Surface-modified nanoparticles, e.g. immune-nanoparticles}
A61K49/049 (Surface-modified nanoparticles) appears on 36 US grants and 20 published applications in this corpus.
Search patents in A61K- Granted patents
- 36
- Published applications
- 20
- Assignees
- 22
- Inventors
- 84
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bismuth-gadolinium nanoparticles10 Mar 2026US 12,569,560 B2Centre National De La Recherche Scientifique
- Radionuclide-loaded nanoparticles for focal tissue ablation17 Jun 2025US 12,329,831 B2Translational and Fundamental Technologies Institute LLC
- Bismuth-gadolinium nanoparticles28 Feb 2023US 11,590,225 B2Centre National De La Recherche Scientifique
- Compounds for diagnosing diseases associated with the expression of MUC5AC18 Aug 2015US 9,107,948 B2Guerbet
- Methods of administering liquid droplet aerosols of nanoparticulate drugs17 Jan 2012US 8,097,282 B2Alkermes Pharma Ireland Limited
- Conjugates having antifouling nanoparticles and methods of use9 Jul 2026US 2026/0191997 A1Board of Regents, The University of Texas System
- In vivo crosslinkable hydrogels with gold nanoparticles for medical applications28 May 2026US 2026/0144900 A1Boston Scientific Scimed, Inc.
- Radiopaque nanoparticles for medical imaging5 Jun 2025US 2025/0177577 A1Translational and Fundamental Technologies Institute LLC
- Radionuclide-loaded nanoparticles for focal tissue ablation24 Oct 2024US 2024/0350684 A1Raika Medical Imaging Inc.
- Bismuth-Gadolinium Nanoparticles7 Dec 2023US 2023/0390394 A1Centre National De La Recherche Scientifique
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
- Use of tyloxapole as a nanoparticle stabilizer and dispersant183US 5,429,824 AEastman Kodak Company · 1995
- Use of ionic cloud point modifiers to prevent particle aggregation during sterilization166US 5,298,262 ASterling Winthrop Inc. · 1994