C07C 50/08
Quinones: with polycyclic non-condensed quinoid structure
Official title: with polycyclic non-condensed quinoid structure
C07C50/08 (Quinones: with polycyclic non-condensed quinoid structure) appears on 10 US grants and 3 published applications in this corpus.
Search patents in C07C- Granted patents
- 10
- Published applications
- 3
- Assignees
- 9
- Inventors
- 24
- Latest grant
- 7 Dec 2004
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 2 | 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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anti-viral multi-quinone compounds and regiospecific synthesis thereof7 Dec 2004US 6,828,347 B2Illinois Institute of Technology
- Organic photosensitive material for electrophotography12 Sep 1995US 5,449,580 AMita Industrial Co., Ltd.
- Quinone derivatives, their production and use19 Jan 1993US 5,180,742 ATakeda Chemical Industries, Ltd.
- Molding for optical purposes14 Jul 1992US 5,130,356 ABASF SE
- Substituted ortho-quinone dimer7 Dec 1982US 4,362,668 AStandard Oil Company (Indiana)
- Quinone-derived compounds and use thereof against leishmania spp22 Jan 2026US 2026/0022089 A1Universidad De La Laguna
- Electrophotographic photosensitive member, process cartridge, and image forming apparatus29 Dec 2022US 2022/0413404 A1KYOCERA Document Solutions Inc.
- Anti-viral multi-quinone compounds and regiospecific synthesis thereof6 May 2004US 2004/0087663 A1Illinois Institute of Technology
Most cited
By later US patents
- Molding for optical purposes26US 5,130,356 ABASF SE · 1992
- Quinone derivatives, their production and use22US 5,180,742 ATakeda Chemical Industries, Ltd. · 1993
- Oxidative coupling of alkylphenols, alkoxyphenols and 1-naphthols catalyzed by metal complexes of amino compounds11US 4,085,124 AICI Americas Inc. · 1978
- Oxidative coupling of alkylphenols catalyzed by metal complexes of polyimino acids11US 4,139,544 AICI Americas Inc. · 1979
- Organic photosensitive material for electrophotography9US 5,449,580 AMita Industrial Co., Ltd. · 1995