A61K 9/5176
Compounds of unknown constitution
Official title: {Compounds of unknown constitution, e.g. material from plants or animals (oils, fats, waxes, shellac A61K9/5123)}
A61K9/5176 (Compounds of unknown constitution) appears on 231 US grants and 561 published applications in this corpus.
Search patents in A61K- Granted patents
- 231
- Published applications
- 561
- Assignees
- 326
- Inventors
- 1,257
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 3 | 7 |
| 2007 | 0 | 4 |
| 2008 | 2 | 2 |
| 2009 | 2 | 7 |
| 2010 | 0 | 7 |
| 2011 | 4 | 8 |
| 2012 | 3 | 16 |
| 2013 | 3 | 12 |
| 2014 | 5 | 7 |
| 2015 | 7 | 8 |
| 2016 | 2 | 15 |
| 2017 | 16 | 20 |
| 2018 | 9 | 21 |
| 2019 | 18 | 30 |
| 2020 | 14 | 32 |
| 2021 | 14 | 53 |
| 2022 | 14 | 63 |
| 2023 | 17 | 45 |
| 2024 | 24 | 66 |
| 2025 | 28 | 90 |
| 2026 | 24 | 43 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cell-receptor targeted exosomes6 Oct 2026US 12,751,930 B2City of Hope
- Treating vasculature related diseases or disorders using nanoparticles29 Sep 2026US 12,746,212 B2The Regents of the University of California
- Methods of producing extracellular vesicles8 Sep 2026US 12,728,098 B2Lonza Sales AG
- Apparatus, methods, and systems for providing pharmaceutical compositions in the form of droplets for aerosol administration and inhalation delivery25 Aug 2026US 12,714,705 B2
- Light-induced cellular production of immune functional extracellular vesicles25 Aug 2026US 12,714,751 B2University of Florida Research Foundation, Inc.
- Process for purifying red blood cell membrane fragments8 Oct 2026US 2026/0306656 A1Ohio State Innovation Foundation
- Primate carbonic anhydrase iv binding peptides and aavs1 Oct 2026US 2026/0294834 A1California lnstitute of Technology
- Extracellular vesicle, preparation method, pharmaceutical composition and application thereof17 Sep 2026US 2026/0272834 A1Shenzhen Institutes of Advanced Technology Chinese Academy of Sciences
- Hepatitis e virus-like particles (vlps) derived from consensus sequences10 Sep 2026US 2026/0263379 A1Novo Capsid Technologies LLC
- Mrna therapeutic compositions10 Sep 2026US 2026/0263575 A1Sail Biomedicines
Most cited
By later US patents
- Method of delivering a lipid-coated condensed-phase microparticle composition136US 5,820,879 AAccess Pharmaceuticals, Inc. · 1998
- Methods of treating Parkinson's disease using recombinant adeno-associated vector (rAAV)108US 6,309,634 B1Avigen, Inc. · 2001
- Condensed-phase microparticle composition and method58US 5,654,006 AMayo Foundation for Medical Education and Research · 1997
- Methods of treating central nervous system disorders using viral vectors46US 6,953,575 B2Avigen, Inc. · 2005
- Polypeptides and vectors for targeting HER2/neu expressing cells and uses thereof40US 9,598,468 B2University of Florida Research Foundation, Inc. · 2017