A61K 31/223
Of alpha-aminoacids
Official title: of alpha-aminoacids
A61K31/223 (Of alpha-aminoacids) appears on 262 US grants and 381 published applications in this corpus.
Search patents in A61K- Granted patents
- 262
- Published applications
- 381
- Assignees
- 236
- Inventors
- 660
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 4 |
| 2002 | 12 | 14 |
| 2003 | 11 | 21 |
| 2004 | 6 | 7 |
| 2005 | 7 | 9 |
| 2006 | 3 | 8 |
| 2007 | 3 | 7 |
| 2008 | 2 | 6 |
| 2009 | 2 | 9 |
| 2010 | 1 | 8 |
| 2011 | 8 | 11 |
| 2012 | 7 | 11 |
| 2013 | 9 | 14 |
| 2014 | 7 | 21 |
| 2015 | 14 | 18 |
| 2016 | 12 | 22 |
| 2017 | 13 | 17 |
| 2018 | 10 | 25 |
| 2019 | 13 | 25 |
| 2020 | 9 | 17 |
| 2021 | 14 | 19 |
| 2022 | 17 | 28 |
| 2023 | 10 | 15 |
| 2024 | 10 | 17 |
| 2025 | 12 | 15 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Branched-chain amino acid derivatives to treat disease25 Aug 2026US 12,715,839 B2Intrabio Ltd.
- Ergothioneine, S-methyl-ergothioneine, and uses thereof9 Jun 2026US 12,648,932 B2Consorcio Centro de Investigación Biomédica en Red, M. P.
- Pleuromutilin in derivatives for treating viral infections19 May 2026US 12,630,524 B2Ariva Med GmbH
- Enantiomer selective action on neurotransmission31 Mar 2026US 12,589,087 B2The Board of Trustees of the Leland Stanford Junior University
- Antiviral therapeutic compounds and compositions for use in treatment of coronavirus and influenza virus3 Mar 2026US 12,564,567 B2Vireo Systems, Inc.
- Compounds and compositions for treating glucose hypometabolic disorders8 Oct 2026US 2026/0306523 A1Senovia Biosciences LLC
- Methods for inhibiting resistance to immune blockade inhibitor therapy24 Sep 2026US 2026/0283997 A1H. Lee Moffitt Cancer Center and Research Institute, Inc.
- Method of Mitigating Radiation Injury with Geranylgeranyl Transferase Inhibitors10 Sep 2026US 2026/0263421 A1BioVentures, LLC
- Thiol-based compounds and compositions and uses thereof3 Sep 2026US 2026/0256723 A1
- Regulating disease or disorder characterized by esophageal epithelial proliferation through secreted frizzled-related protein 1 (sfrp1)20 Aug 2026US 2026/0240940 A1
Most cited
By later US patents
- Compositions and methods for treating surgical adhesions160US 6,689,803 B2Angiotech Pharmaceuticals, Inc. · 2004
- Compounds and methods for delivery of prostacyclin analogs122US 7,417,070 B2United Therapeutics Corporation · 2008
- Compounds and methods for delivery of prostacyclin analogs111US 7,384,978 B2United Therapeutics Corporation · 2008
- Methods and compositions for regulating the intravascular flow and oxygenating activity of hemoglobin in a human or animal subject109US 6,187,744 B12001
- IL-8 receptor antagonists92US 5,886,044 ASmithKline Beecham Corporation · 1999