A61K 31/137
Arylalkylamines
Official title: Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine {or methadone}
A61K31/137 (Arylalkylamines) appears on 3,550 US grants and 7,160 published applications in this corpus.
Search patents in A61K- Granted patents
- 3,550
- Published applications
- 7,160
- Assignees
- 2,210
- Inventors
- 8,851
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 26 | 0 |
| 1997 | 42 | 0 |
| 1998 | 52 | 0 |
| 1999 | 70 | 0 |
| 2000 | 48 | 0 |
| 2001 | 81 | 34 |
| 2002 | 81 | 124 |
| 2003 | 61 | 227 |
| 2004 | 73 | 219 |
| 2005 | 44 | 223 |
| 2006 | 89 | 205 |
| 2007 | 25 | 198 |
| 2008 | 42 | 188 |
| 2009 | 44 | 205 |
| 2010 | 59 | 204 |
| 2011 | 56 | 207 |
| 2012 | 83 | 239 |
| 2013 | 134 | 308 |
| 2014 | 169 | 347 |
| 2015 | 199 | 432 |
| 2016 | 226 | 437 |
| 2017 | 213 | 382 |
| 2018 | 200 | 321 |
| 2019 | 195 | 346 |
| 2020 | 200 | 358 |
| 2021 | 200 | 387 |
| 2022 | 194 | 370 |
| 2023 | 167 | 333 |
| 2024 | 155 | 335 |
| 2025 | 180 | 271 |
| 2026 | 111 | 260 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of treating and ameliorating depression6 Oct 2026US 12,751,935 B2The United States Government as represented by the Department of Veterans Affairs
- Topical anaesthetic composition having improved vasoconstrictor stability6 Oct 2026US 12,751,946 B2Animal Ethics Pty Ltd
- API stability in softgels29 Sep 2026US 12,746,206 B2R.P. Scherer Technologies, LLC
- Methods and compositions for interfering with extraction or conversion of a drug susceptible to abuse22 Sep 2026US 12,740,948 B2Acura Pharmaceuticals, Inc.
- Treatment of agitation associated with Alzheimer's disease with a combination of bupropion and dextromethorphan22 Sep 2026US 12,740,949 B2Antecip Bioventures II LLC
- Compounds and combinations thereof for treating neurological and psychiatric conditions8 Oct 2026US 2026/0306426 A1Antecip Bioventures II LLC
- Inhaled statins as bronchodilators to improve lung function in respiratory diseases8 Oct 2026US 2026/0306477 A1Beth Israel Deaconess Medical Center, Inc.
- Composition, methods and uses8 Oct 2026US 2026/0306509 A14E Therapeutics, Inc.
- Methods of decreasing pathological neuroinflammation8 Oct 2026US 2026/0306585 A1Washington University
- Methods for treating or preventing asthma by administering an il-4r antagonist8 Oct 2026US 2026/0306627 A1Regeneron Pharmaceuticals, Inc.
Most cited
By later US patents
- Preparation of particles for inhalation553US 5,985,309 AMassachusetts Institute of Technology · 1999
- Particles incorporating surfactants for pulmonary drug delivery537US 5,855,913 AMassachusetts Instite of Technology · 1999
- Reversal of general anesthesia by administration of methylphenidate, amphetamine, modafinil, amantadine, and/or caffeine486US 10,299,720 B2The General Hospital Corporation · 2019
- Aerodynamically light particles for pulmonary drug delivery468US 5,874,064 AMassachusetts Institute of Technology · 1999
- Opioid agonist/opioid antagonist/acetaminophen combinations411US 6,375,957 B1Euro-Celtique S. A. · 2002