C07C 309/53
The carbon skeleton containing carbon atoms of quinone rings
Official title: the carbon skeleton containing carbon atoms of quinone rings
C07C309/53 (The carbon skeleton containing carbon atoms of quinone rings) appears on 10 US grants and 8 published applications in this corpus.
Search patents in C07C- Granted patents
- 10
- Published applications
- 8
- Assignees
- 10
- Inventors
- 28
- Latest grant
- 7 Apr 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 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 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 3 |
| 2019 | 0 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Resist composition and patterning process7 Apr 2020US 10,613,436 B2Shin-Etsu Chemical Co., Ltd.
- Resist composition and patterning process7 Apr 2020US 10,613,437 B2Shin-Etsu Chemical Co., Ltd.
- Anthraquinone compounds and their uses30 Jan 2018US 9,877,940 B2Dundalk Institute of Technology
- Quenching dye for labeling biomolecules and method for preparing the same6 Dec 2016US 9,512,315 B2Dkc Corporation
- Iodide ion releasing compound, and silver halide light-sensitive photographic material containing the same15 May 2001US 6,232,057 B1Konica Corporation
- Depalmitoylating compositions and the use thereof13 Apr 2023US 2023/0114304 A1The Regents of the University of California
- Resist composition and patterning process27 Sep 2018US 2018/0275512 A1Shin-Etsu Chemical Co., Ltd.
- Resist composition and patterning process20 Sep 2018US 2018/0267402 A1Shin-Etsu Chemical Co., Ltd.
- Reversibly reducible materials and use thereof12 Apr 2018US 2018/0099917 A1University of Kentucky Research Foundation
- Quenching dye for labeling biomolecules and method for preparing the same15 Sep 2016US 2016/0266130 A1Dkc Corporation
Most cited
By later US patents
- Tetraphenol compounds and process for producing the same9US 5,726,217 ASumitomo Chemical Company, Limited · 1998
- Compounds containing hydroxyl groups and urethano-aryl-sulfonic acid groups8US 4,224,418 ABayer Aktiengesellschaft · 1980
- Resist composition and patterning process6US 10,613,437 B2Shin-Etsu Chemical Co., Ltd. · 2020
- Process for the preparation of 1-aminoanthraquinones5US 4,105,680 AGAF Corporation · 1978
- Compounds containing hydroxyl groups and urethano-aryl-sulfonic acid groups4US 4,174,434 ABayer Aktiengesellschaft · 1979