C07C 225/30
Of condensed quinone ring systems formed by two rings
Official title: of condensed quinone ring systems formed by two rings
C07C225/30 (Of condensed quinone ring systems formed by two rings) appears on 22 US grants and 19 published applications in this corpus.
Search patents in C07C- Granted patents
- 22
- Published applications
- 19
- Assignees
- 22
- Inventors
- 73
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 3 |
| 2020 | 4 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compounds and methods for the treatment of parasitic infections26 Aug 2025US 12,396,969 B2The Board of Trustees of the University of Illinois
- Aziridinyl and amino dimeric naphthoquinone compounds and use for acute myeloid leukemia4 Oct 2022US 11,459,313 B2Mcdaniel College
- Compounds and pharmaceutical composition associated with ubiquitination-proteasome system10 Aug 2021US 11,084,786 B2Calgent Biotechnology Co., Ltd.
- Naphthoquinones, pro-drugs, and methods of use thereof10 Nov 2020US 10,829,427 B2Board of Regents, The University of Texas System
- Compounds and pharmaceutical composition associated with ubiquitination-proteasome system18 Aug 2020US 10,745,350 B2Calgent Biotechnology Co., Ltd.
- Ferroptosis inhibitors24 Sep 2026US 2026/0283988 A1Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH)
- Compounds and methods for the treatment of parasitic infections25 Dec 2025US 2025/0387359 A1The Board of Trustees of the University of Illinois
- Naphthalene-type compound and preparation method therefore and use therefore18 Dec 2025US 2025/0382258 A1Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Compounds and methods for the treatment of parasitic infections6 Oct 2022US 2022/0313631 A1The Board of Trustees of the University of Illinois
- Water-soluble naphthoquinone derivative composition and method for producing same, water-soluble composition for controlling harmful algae, method for controlling large-scale harmful algae, and automation system for ai-monitoring, removing, and preventing large-scale harmful algae12 May 2022US 2022/0144752 A1Water-Biotech
Most cited
By later US patents
- Medicaments27US 5,310,762 ABurroughs Wellcome Co. · 1994
- Medicaments24US 5,206,268 ABurroughs Wellcome Co. · 1993
- Medicaments23US 4,981,874 A1991
- Use of tricyclic derivatives of 1,4-dihydro-1,4-dioxo-1H-naphthalene, novel compounds obtained and their application in theraphy11US 6,262,095 B1Laboratoire Innothera · 2001
- Fuel and lubricant additives derived from dihydroxy-aromatic compounds7US 5,576,274 AExxon Chemical Patents Inc. · 1996