C07C 50/32
The quinoid structure being part of a condensed ring system having two
Official title: the quinoid structure being part of a condensed ring system having two rings
C07C50/32 (The quinoid structure being part of a condensed ring system having two) appears on 110 US grants and 50 published applications in this corpus.
Search patents in C07C- Granted patents
- 110
- Published applications
- 50
- Assignees
- 66
- Inventors
- 261
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 5 |
| 2007 | 1 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 4 |
| 2010 | 4 | 2 |
| 2011 | 0 | 6 |
| 2012 | 4 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 1 |
| 2015 | 3 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 0 | 4 |
| 2020 | 3 | 0 |
| 2021 | 2 | 4 |
| 2022 | 2 | 4 |
| 2023 | 2 | 3 |
| 2024 | 2 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electroactive species and method for electrochemical gas separation4 Nov 2025US 12,458,922 B2Verdox, Inc.
- Rationally designed lawsone derivatives as antimicrobials against multidrug-resistant Staphylococcus aureus7 Oct 2025US 12,433,853 B2Kent State University
- Compounds for treating coronavirus infection12 Nov 2024US 12,138,232 B2NLC Pharma Ltd
- Compounds for treating corona virus infection2 Jan 2024US 11,857,517 B2NLC Pharma Ltd
- Compounds for the treatment of neurological or mitochondrial diseases3 Oct 2023US 11,771,685 B2MUSC Foundation for Research Development
- Compounds for treating coronavirus infection25 Apr 2024US 2024/0130983 A1NLC Pharma Ltd
- Compounds for the treatment of neurological or mitochondrial diseases8 Feb 2024US 2024/0041849 A1MUSC Foundation for Research Development
- Protein kinase inhibitors21 Dec 2023US 2023/0406804 A1The Administrators of the Tulane Educational Fund
- Antimalarial compositions and uses thereof13 Apr 2023US 2023/0111793 A1The Scripps Research Institute
- Electroactive species and method for electrochemical gas separation19 Jan 2023US 2023/0012689 A1Verdox, Inc.
Most cited
By later US patents
- Photodefinable polymers containing perfluorocyclobutane groups80US 5,426,164 AThe Dow Chemical Company · 1995
- Certain unsymmetrical quinolinyl ethers having anti-inflammatory and anti-allergic activity63US 4,794,188 AUSV Pharmaceutical Corporation · 1988
- Flavanoids and isoflavanoids for the prevention and treatment of cardiovascular diseases41US 8,093,273 B2Resverlogix Corp. · 2012
- Quinones as disease therapies40US 6,809,176 B2SLIL Biomedical Corporation · 2004
- Quinone compounds and their use in suppressing the production of SRS-A in mammals39US 4,393,075 ATakeda Chemical Industries, Ltd. · 1983