A61K 31/16
Amides
Official title: Amides, e.g. hydroxamic acids
A61K31/16 (Amides) appears on 9,094 US grants and 15,621 published applications in this corpus.
Search patents in A61K- Granted patents
- 9,094
- Published applications
- 15,621
- Assignees
- 5,319
- Inventors
- 26,037
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 36 | 0 |
| 1978 | 37 | 0 |
| 1979 | 21 | 0 |
| 1980 | 36 | 0 |
| 1981 | 21 | 0 |
| 1982 | 23 | 0 |
| 1983 | 23 | 0 |
| 1984 | 28 | 0 |
| 1985 | 35 | 0 |
| 1986 | 38 | 0 |
| 1987 | 28 | 0 |
| 1988 | 37 | 0 |
| 1989 | 45 | 0 |
| 1990 | 49 | 0 |
| 1991 | 26 | 0 |
| 1992 | 46 | 0 |
| 1993 | 52 | 0 |
| 1994 | 41 | 0 |
| 1995 | 65 | 0 |
| 1996 | 95 | 0 |
| 1997 | 145 | 0 |
| 1998 | 119 | 0 |
| 1999 | 151 | 0 |
| 2000 | 128 | 0 |
| 2001 | 154 | 61 |
| 2002 | 189 | 275 |
| 2003 | 149 | 417 |
| 2004 | 139 | 458 |
| 2005 | 101 | 405 |
| 2006 | 177 | 459 |
| 2007 | 115 | 387 |
| 2008 | 118 | 423 |
| 2009 | 107 | 479 |
| 2010 | 182 | 531 |
| 2011 | 182 | 573 |
| 2012 | 222 | 519 |
| 2013 | 329 | 639 |
| 2014 | 425 | 780 |
| 2015 | 433 | 824 |
| 2016 | 502 | 824 |
| 2017 | 505 | 842 |
| 2018 | 461 | 745 |
| 2019 | 497 | 766 |
| 2020 | 520 | 822 |
| 2021 | 455 | 892 |
| 2022 | 397 | 821 |
| 2023 | 411 | 766 |
| 2024 | 364 | 751 |
| 2025 | 385 | 660 |
| 2026 | 214 | 502 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Benzenesulfonamide derivatives and method for treating cancer6 Oct 2026US 12,751,936 B2Gongwin Biopharm Co., Ltd
- Topical anaesthetic composition having improved vasoconstrictor stability6 Oct 2026US 12,751,946 B2Animal Ethics Pty Ltd
- Compositions and methods of treating lupus nephritis6 Oct 2026US 12,752,005 B2Genentech, Inc.
- API stability in softgels29 Sep 2026US 12,746,206 B2R.P. Scherer Technologies, LLC
- Methods and compositions for preventing skin toxicities caused by biological targeted cancer drugs29 Sep 2026US 12,746,219 B2Hadasit Medical Research Services and Development Ltd.
- Methods of preventing post-traumatic osteoarthritis using metformin8 Oct 2026US 2026/0306428 A1
- Composition for reducing methane production and improving nitrogen utilization efficiency of ruminant animals comprising haloacetamide as active ingredient8 Oct 2026US 2026/0306429 A1Chungang University Industry Academic Cooperation Foundation
- Method and pharmaceutical composition for treating a sleep disorder8 Oct 2026US 2026/0306442 A1Overseas Pharmaceuticals, Ltd.
- Inverse agonists of rar related orphan receptors (rors)8 Oct 2026US 2026/0306484 A111949098 CANADA INC. (NUREDCO) c/o Jean I. TCHERVENKOV
- (s)-2-hydroxy-6-((4-(2-(2-hydroxyethyl)nicotinoyl)morpholin-3-yl)methoxy)benzaldehyd for use in the treatment of sickle cell disease8 Oct 2026US 2026/0306503 A1Global Blood Therapeutics, Inc.
Most cited
By later US patents
- Reversal of general anesthesia by administration of methylphenidate, amphetamine, modafinil, amantadine, and/or caffeine486US 10,299,720 B2The General Hospital Corporation · 2019
- Therapeutic inhibitor of vascular smooth muscle cells438US 5,981,568 ANeoRx Corporation · 1999
- Opioid agonist/opioid antagonist/acetaminophen combinations411US 6,375,957 B1Euro-Celtique S. A. · 2002
- Compositions and methods for topical administration of pharmaceutically active agents369US 5,719,197 ANoven Pharmaceuticals, Inc. · 1998
- Compositions and methods for topical administration of pharmaceutically active agents324US 5,446,070 ANover Pharmaceuticals, Inc. · 1995