A61K 31/39
Having oxygen in the same ring
Official title: having oxygen in the same ring
A61K31/39 (Having oxygen in the same ring) appears on 66 US grants and 97 published applications in this corpus.
Search patents in A61K- Granted patents
- 66
- Published applications
- 97
- Assignees
- 73
- Inventors
- 258
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 5 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 4 |
| 2006 | 1 | 4 |
| 2007 | 0 | 1 |
| 2008 | 2 | 2 |
| 2009 | 0 | 4 |
| 2010 | 1 | 3 |
| 2011 | 0 | 5 |
| 2012 | 2 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 7 |
| 2015 | 4 | 6 |
| 2016 | 3 | 1 |
| 2017 | 4 | 5 |
| 2018 | 1 | 3 |
| 2019 | 3 | 5 |
| 2020 | 4 | 2 |
| 2021 | 3 | 6 |
| 2022 | 0 | 4 |
| 2023 | 4 | 5 |
| 2024 | 5 | 7 |
| 2025 | 1 | 3 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- SPT5 inhibitors and uses thereof23 Jun 2026US 12,661,353 B2Yeda Research and Development Co. Ltd.
- Phenethylamine derivatives, compositions, and methods of use19 May 2026US 12,630,504 B2Cybin IRL Limited
- Short-acting psychoactive compounds of the MDMA class10 Mar 2026US 12,569,466 B2Apoapsis Holdings, LLC
- Combinations of monoamine oxidase inhibitors and serotonin receptor agonists and their therapeutic use1 Apr 2025US 12,263,155 B2Remedi Co., Ltd.
- Fungicides to prevent and control fungal pathogens17 Dec 2024US 12,167,731 B2Universite de Lausanne
- Hdac1/2 selective inhibitor and use thereof1 Oct 2026US 2026/0297110 A1Wigen Biomedicine Technology (Shanghai) Co., Ltd.
- Short-acting psychoactive compounds of the mdma class18 Jun 2026US 2026/0166004 A1Apoapsis Holdings, LLC
- Phenethylamine derivatives, compositions, and methods of use18 Jun 2026US 2026/0167603 A1Cybin IRL Limited
- Novel nootropic prodrugs of henethylamine26 Mar 2026US 2026/0085036 A1MiHKAL GmbH
- Inhibitors of sarm1 in combination with nad+ or a nad+ precursor5 Feb 2026US 2026/0034156 A1Disarm Therapeutics, Inc.
Most cited
By later US patents
- Deuterated compounds55US 5,149,820 ANorsk Hydro A/S · 1992
- Combination therapy31US 8,633,219 B2Japan Tobacco Inc. · 2014
- Pure polyanhydride from dicarboxylic acid and coupling agent21US 4,916,204 AMassachusetts Institute of Technology · 1990
- Immunosuppressant compounds20US 5,776,974 AThe University of Nottingham · 1998
- Protection of moist stratified squamous epithelia against damage from noxious luminal agents18US 5,189,056 AThe University of North Carolina at Chapel Hill · 1993