A61K 31/132
Having two or more amino groups
Official title: having two or more amino groups, e.g. spermidine, putrescine
A61K31/132 (Having two or more amino groups) appears on 151 US grants and 368 published applications in this corpus.
Search patents in A61K- Granted patents
- 151
- Published applications
- 368
- Assignees
- 213
- Inventors
- 674
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 3 | 12 |
| 2004 | 1 | 10 |
| 2005 | 3 | 6 |
| 2006 | 5 | 14 |
| 2007 | 3 | 9 |
| 2008 | 5 | 6 |
| 2009 | 1 | 9 |
| 2010 | 5 | 11 |
| 2011 | 3 | 12 |
| 2012 | 6 | 12 |
| 2013 | 4 | 10 |
| 2014 | 7 | 21 |
| 2015 | 5 | 22 |
| 2016 | 14 | 16 |
| 2017 | 8 | 11 |
| 2018 | 11 | 18 |
| 2019 | 8 | 21 |
| 2020 | 12 | 13 |
| 2021 | 8 | 25 |
| 2022 | 9 | 25 |
| 2023 | 7 | 28 |
| 2024 | 7 | 26 |
| 2025 | 6 | 16 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions and methods for treating homocystinuria and other conditions using polyamines11 Aug 2026US 12,702,654 B2The Regents of the University of Colorado, a body corporate
- Compositions for promoting longevity and methods of using the same4 Aug 2026US 12,697,348 B2Vital Nutrition and Health Inc
- Methods for treating cardiac valve disease14 Apr 2026US 12,599,608 B2The J. David Gladstone Institutes, a testamentary trust established under the Will of J. David Gladstone
- Anti-ceruloplasmin antibodies and uses thereof31 Mar 2026US 12,590,977 B2Alexion Pharmaceuticals, Inc.
- Composition for preventing or treating diabetes mellitus20 Jan 2026US 12,527,806 B2Seoul National University Hospital
- Sulfurized imidazoles in ophthalmic formulations8 Oct 2026US 2026/0306457 A1Geneiii Biotech Company Ltd.
- Compositions and methods using thymol and/or carvacrol for induction of autophagy1 Oct 2026US 2026/0294840 A1Societe des Produits Nestle S. A.
- Multi Ingredient Natural Products Composition And Method Of Use1 Oct 2026US 2026/0294866 A1Visionary Ventures LLC
- Pharmaceutical agent, medicinal solution for cleaning pulmonary alveoli, and nebulizer17 Sep 2026US 2026/0272854 A1
- Use of non-toxic polyamine analogues and/or inhibitors of polyamine biosynthesis to re-balance natural polyamine levels in snyder-robinson syndrome and related disorders27 Aug 2026US 2026/0248744 A1The Johns Hopkins University
Most cited
By later US patents
- Polycationic amphiphiles as antimicrobial agents38US 10,136,639 B2Temple University of the Commonwealth System of Higher Education · 2018
- Fructosamine oxidase: antagonists and inhibitors33US 6,348,465 B1Protemix Corporation Limited · 2002
- Crosslinked amine polymers30US 7,449,605 B2Ilypsa, Inc. · 2008
- Fructosamine oxidase: antagonists and inhibitors22US 6,610,693 B2Protemix Corporation Limited · 2003
- Cycloalkyl substituted polyamines for cancer therapy and methods of synthesis therefor22US 6,982,351 B2Cellgate, Inc. · 2006