A61K 47/6937
The polymer being plga, pla or polyglycolic acid
Official title: {the polymer being PLGA, PLA or polyglycolic acid}
A61K47/6937 (The polymer being plga, pla or polyglycolic acid) appears on 311 US grants and 629 published applications in this corpus.
Search patents in A61K- Granted patents
- 311
- Published applications
- 629
- Assignees
- 228
- Inventors
- 968
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 3 |
| 2005 | 1 | 2 |
| 2006 | 5 | 6 |
| 2007 | 3 | 1 |
| 2008 | 1 | 10 |
| 2009 | 4 | 7 |
| 2010 | 0 | 22 |
| 2011 | 1 | 20 |
| 2012 | 7 | 26 |
| 2013 | 12 | 26 |
| 2014 | 13 | 40 |
| 2015 | 17 | 42 |
| 2016 | 20 | 43 |
| 2017 | 23 | 34 |
| 2018 | 29 | 42 |
| 2019 | 23 | 48 |
| 2020 | 25 | 43 |
| 2021 | 24 | 42 |
| 2022 | 21 | 43 |
| 2023 | 23 | 41 |
| 2024 | 18 | 40 |
| 2025 | 19 | 24 |
| 2026 | 14 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Kidney targeted delivery of drugs1 Sep 2026US 12,721,906 B2The Brigham and Women S Hospital, Inc.
- Hairpin-like oligonucleotide-conjugated spherical nucleic acid11 Aug 2026US 12,702,719 B2Northwestern University
- Compositions and methods for inhibiting the biological activity of soluble biomolecules21 Jul 2026US 12,685,758 B2NaNotics, LLC
- Algae-based microrobot for drug delivery14 Jul 2026US 12,678,514 B2The Regents of the University of California
- Immunostimulatory toll-like receptor agonist-nanoparticle for cancer immunotherapy14 Jul 2026US 12,678,516 B2The Board of Trustees of the Leland Stanford Junior University
- Peptide conjugated particles24 Sep 2026US 2026/0284162 A1Northwestern University
- Quantitative monitoring of drug release by enzyme-responsive polymeric nanoparticle17 Sep 2026US 2026/0273094 A1Board of Trustees of Michigan State University
- Metabolic inhibitors and methods of making and using thereof13 Aug 2026US 2026/0232707 A1University of Miami
- Nanoparticle compositions and uses thereof30 Jul 2026US 2026/0216091 A1Op-T LLC
- Compositions and methods for targeting and treating tumor30 Jul 2026US 2026/0216335 A1Jiangsu Code Biomedical Technology Co., Ltd.
Most cited
By later US patents
- Biodegradable injectable nanoparticles724US 5,543,158 AMassachusetts Institute of Technology · 1996
- Controlled drug delivery system using the conjugation of drug to biodegradable polyester153US 6,589,548 B1Korea Advanced Institute of Science and Technology · 2003
- Tolerogenic synthetic nanocarriers for inducing regulatory B cells129US 8,652,487 B2Selecta Biosciences, Inc. · 2014
- System for targeted delivery of therapeutic agents127US 8,709,483 B2Massachusetts Institute of Technology · 2014
- Prevention and treatment of cardiovascular pathologies123US 5,770,609 ANeoRx Corporation · 1998