C07C 209/56
From carboxylic acids involving a hofmann, curtius, schmidt, or lossen-type rearrangement
Official title: from carboxylic acids involving a Hofmann, Curtius, Schmidt, or Lossen-type rearrangement
C07C209/56 (From carboxylic acids involving a hofmann, curtius, schmidt, or lossen-type rearrangement) appears on 19 US grants and 17 published applications in this corpus.
Search patents in C07C- Granted patents
- 19
- Published applications
- 17
- Assignees
- 18
- Inventors
- 60
- Latest grant
- 14 Nov 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 2 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 0 | 3 |
| 2016 | 2 | 1 |
| 2017 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compound having acridan ring structure, and organic electroluminescent device14 Nov 2017US 9,818,949 B2Hodogaya Chemical Co., Ltd.
- Condensed fluoranthene compound, material for organic electroluminescent element using this compound, organic electroluminescent element using this material, and electronic device22 Aug 2017US 9,741,943 B2Idemitsu Kosan Co., Ltd.
- Amine compounds and their use as zero or low VOC neutralizers30 Aug 2016US 9,428,445 B2Angus Chemical Company
- Condensed fluoranthene compound, material for organic electroluminescent element using this compound, organic electroluminescent element using this material, and electronic device16 Aug 2016US 9,419,226 B2Idemitsu Kosan Co., Ltd.
- Compound having acridan ring structure, and organic electroluminescent device7 Oct 2014US 8,852,759 B2Hodogaya Chemical Co., Ltd.
- Condensed fluoranthene compound, material for organic electroluminescent element using this compound, organic electroluminescent element using this material, and electronic device3 Nov 2016US 2016/0322587 A1Idemitsu Kosan Co., Ltd.
- Condensed fluoranthene compound, material for organic electroluminescent element using this compound, organic electroluminescent element using this material, and electronic device13 Aug 2015US 2015/0228904 A1Idemitsu Kosan Co., Ltd.
- Amine compounds and their use as zero or low voc neutralizers18 Jun 2015US 2015/0166467 A1Angus Chemical Company
- Compound having acridan ring structure, and organic electroluminescent device19 Feb 2015US 2015/0048351 A1Hodogaya Chemical Co., Ltd.
- Novel processes for the preparation of phenylcyclopropylamine derivatives and use thereof for preparing ticagrelor27 Nov 2014US 2014/0350301 A1Actavis Group Ptc Ehf
Most cited
By later US patents
- Process for the preparation of cyclopropylamine13US 5,032,687 AKernforschunganlage Julich Gesellschaft mit beschrankter Haftung. · 1991
- Process for the preparation of cyclopropanamine12US 5,728,873 AHuels Aktiengesellschaft · 1998
- Processes for the preparation of optically active intermediates8US 8,026,396 B2AstraZeneca AB · 2011
- Method for the preparation of fluoroanthranilic acids4US 4,521,616 AOccidental Chemical Corporation · 1985
- Process for preparing chiral (s)-2,3-disubstituted-1-propylamine derivatives4US 6,417,403 B1Samsung Fine Chemicals Co., Ltd. · 2002