A61K 49/0485
Nanoparticles, nanobeads, nanospheres, nanocapsules, i.e. having a size or diameter smaller than
Official title: {Nanoparticles, nanobeads, nanospheres, nanocapsules, i.e. having a size or diameter smaller than 1 micrometer}
A61K49/0485 (Nanoparticles, nanobeads, nanospheres, nanocapsules, i.e. having a size or diameter smaller than) appears on 71 US grants and 67 published applications in this corpus.
Search patents in A61K- Granted patents
- 71
- Published applications
- 67
- Assignees
- 57
- Inventors
- 190
- 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 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 4 |
| 2005 | 0 | 3 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 1 | 3 |
| 2011 | 1 | 6 |
| 2012 | 3 | 4 |
| 2013 | 1 | 1 |
| 2014 | 2 | 4 |
| 2015 | 6 | 4 |
| 2016 | 1 | 3 |
| 2017 | 1 | 2 |
| 2018 | 1 | 1 |
| 2019 | 4 | 3 |
| 2020 | 2 | 5 |
| 2021 | 2 | 1 |
| 2022 | 1 | 2 |
| 2023 | 3 | 1 |
| 2024 | 0 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bismuth-gadolinium nanoparticles10 Mar 2026US 12,569,560 B2Centre National De La Recherche Scientifique
- Imaging composition comprising porous silicon micro-particles23 Sep 2025US 12,419,974 B2University-Industry Cooperation Group of Kyung Hee University
- Radionuclide-loaded nanoparticles for focal tissue ablation17 Jun 2025US 12,329,831 B2Translational and Fundamental Technologies Institute LLC
- Composite embolization beads1 Aug 2023US 11,712,487 B2Raika Medical Imaging Inc.
- Imageable embolic microsphere13 Jun 2023US 11,672,876 B2Biocompatibles UK Limited
- Nanoparticles and preparation method16 Jul 2026US 2026/0199392 A1Centre National De La Recherche Scientifique
- 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
- Active metal microspheres and composite embolic agent based on same2 Jan 2025US 2025/0001053 A1Chongqing Baimaitengshi Pharmaceutical Technology Co., Ltd
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
- Microprecipitation of micro-nanoparticulate pharmaceutical agents181US 5,662,883 ANanoSystems L.L.C. · 1997