C07C 229/72
The carbon skeleton being further substituted by doubly-bound oxygen atoms
Official title: the carbon skeleton being further substituted by doubly-bound oxygen atoms
C07C229/72 (The carbon skeleton being further substituted by doubly-bound oxygen atoms) appears on 7 US grants and 6 published applications in this corpus.
Search patents in C07C- Granted patents
- 7
- Published applications
- 6
- Assignees
- 6
- Inventors
- 16
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 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 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Anthraquinone compound, liquid crystal composition containing said compound, and dimming element27 May 2025US 12,312,294 B2Nippon Kayaku Kabushiki Kaisha
- Cu-mediated annulation for the production of 1-amino-2-naphthalenecarboxylic acid derivatives12 Jan 2016US 9,233,911 B2Council of Scientific and Industrial Research
- Perylenequinone derivatives and uses thereof24 Jun 2014US 8,758,725 B2Quest Pharmatech Inc.
- Perylenequinone derivatives and uses thereof10 Jun 2014US 8,747,811 B2Quest Pharmatech Inc.
- Perylenequinone derivatives and uses thereof13 Aug 2013US 8,506,931 B2Quest Pharmatech Inc.
- Anthraquinone compound, liquid crystal composition containing said compound, and dimming element12 Dec 2024US 2024/0409497 A1Nippon Kayaku Kabushiki Kaisha
- Cu-Mediated Annulation for the Production of 1-Amino-2-Naphthalenecarboxylic Acid Derivatives8 Jan 2015US 2015/0011781 A1Council of Scientific and Industrial Research
- Perylenequinone derivatives and uses thereof13 Mar 2014US 2014/0072512 A1Quest Pharmatech Inc.
- Perylenequinone derivatives and uses thereof14 Nov 2013US 2013/0304089 A1Quest Pharmatech Inc.
- Novel p2y12 receptor antagonists19 Aug 2010US 2010/0210654 A1Rheinische Friedrich-Wilhelms-Universität Bonn
Most cited
By later US patents
- Perylenequinone derivatives and uses thereof17US 8,758,725 B2Quest Pharmatech Inc. · 2014
- Bis-(hydroxylakylamino)-anthraquinone inhibitors of protein kinase C12US 5,344,841 ASphinx Pharmaceuticals Corporation · 1994
- Perylenequinone derivatives and uses thereof3US 8,747,811 B2Quest Pharmatech Inc. · 2014
- Rhein derivatives and new processes for producing rhein derivatives2US 5,864,048 ALaboratoire Medidom S.A. · 1999
- Perylenequinone derivatives and uses thereof1US 8,506,931 B2Quest Pharmatech Inc. · 2013