A61K 47/6931
The material constituting the nanoparticle being a polymer
Official title: {the material constituting the nanoparticle being a polymer}
A61K47/6931 (The material constituting the nanoparticle being a polymer) appears on 921 US grants and 1,782 published applications in this corpus.
Search patents in A61K- Granted patents
- 921
- Published applications
- 1,782
- Assignees
- 717
- Inventors
- 3,255
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 1 | 7 |
| 2004 | 1 | 12 |
| 2005 | 2 | 17 |
| 2006 | 5 | 17 |
| 2007 | 4 | 17 |
| 2008 | 2 | 24 |
| 2009 | 7 | 22 |
| 2010 | 5 | 49 |
| 2011 | 16 | 51 |
| 2012 | 27 | 52 |
| 2013 | 38 | 73 |
| 2014 | 31 | 85 |
| 2015 | 41 | 86 |
| 2016 | 53 | 104 |
| 2017 | 61 | 117 |
| 2018 | 61 | 127 |
| 2019 | 82 | 103 |
| 2020 | 83 | 118 |
| 2021 | 68 | 137 |
| 2022 | 49 | 121 |
| 2023 | 67 | 136 |
| 2024 | 70 | 125 |
| 2025 | 70 | 90 |
| 2026 | 48 | 88 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for treating tumours by capturing copper and/or iron6 Oct 2026US 12,752,018 B2Centre National De La Recherche Scentifique (Cnrs)
- Kidney targeted delivery of drugs1 Sep 2026US 12,721,906 B2The Brigham and Women S Hospital, Inc.
- Cobalt-doped iron oxide nanoparticles and methods for making and using1 Sep 2026US 12,721,907 B2Oregon Health & Science University
- Methods and compositions for delivery of a therapeutic agent18 Aug 2026US 12,708,674 B2
- Hairpin-like oligonucleotide-conjugated spherical nucleic acid11 Aug 2026US 12,702,719 B2Northwestern University
- Nanoparticles for photoimmune therapy comprising photosensitizer and adjuvant, and usage thereof8 Oct 2026US 2026/0306632 A1Korea Institute of Science and Technology
- Thrombin sensitive platelet like particles8 Oct 2026US 2026/0306660 A1North Carolina State University
- Polymer nanoparticle compositions for non-viral gene delivery1 Oct 2026US 2026/0295072 A1Battelle Memorial Institute
- Modified delivery vector and use thereof1 Oct 2026US 2026/0295082 A1Shenzhen Shenxin Biotechnology Co., Ltd.
- Peptide conjugated particles24 Sep 2026US 2026/0284162 A1Northwestern University
Most cited
By later US patents
- Biodegradable injectable nanoparticles724US 5,543,158 AMassachusetts Institute of Technology · 1996
- Therapeutic inhibitor of vascular smooth muscle cells562US 5,733,925 ANeoRx Corporation · 1998
- Therapeutic inhibitor of vascular smooth muscle cells308US 6,074,659 ANoeRx Corporation · 2000
- Therapeutic inhibitor of vascular smooth muscle cells280US 5,811,447 ANeoRx Corporation · 1998
- Controlled release biodegradable nanoparticles containing insulin258US 5,641,515 AElan Corporation, plc · 1997