C09B 5/028
Only n-containing hetero rings
Official title: {only N-containing hetero rings}
C09B5/028 (Only n-containing hetero rings) appears on 7 US grants and 6 published applications in this corpus.
Search patents in C09B- Granted patents
- 7
- Published applications
- 6
- Assignees
- 7
- Inventors
- 15
- Latest grant
- 13 Feb 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Heterocyclic compounds13 Feb 2018US 9,893,299 B2Merck Patent GmbH
- Organic dyes having rigid donor, process for producing the same, and dye-sensitized solar cell28 Jun 2016US 9,376,567 B1Changchun Institute of Applied Chemistry Chinese Academy of Sciences
- Electrowetting elements17 Mar 2015US 8,980,141 B2Amazon Technologies, Inc.
- Azaperylenes as organic semiconductors25 May 2010US 7,723,521 B2Ciba Specialty Chemicals Corporation
- Ink jet recording liquid12 Jul 2005US 6,916,364 B2Konica Corporation
- Heterocyclic compounds4 Aug 2016US 2016/0226003 A1Merck Patent GmbH
- Organic dyes having rigid donor, process for producing the same, and dye-sensitized solar cell30 Jun 2016US 2016/0185968 A1Changchun Institute of Applied Chemistry Chinese Academy of Sciences
- Electrowetting elements22 Sep 2011US 2011/0226998 A1Liquavista B.V.
- Azaperylenes as organic semiconductors23 Apr 2009US 2009/0101890 A1Ciba Specialty Chemicals Corporation
- Ink jet recording liquid18 Dec 2003US 2003/0230216 A1Konica Corporation
Most cited
By later US patents
- Concentration of light over a particular area and novel fluorescent compounds13US 4,486,587 ABASF SE · 1984
- Ink jet recording liquid4US 6,846,351 B2Konica Corporation · 2005
- Azaperylenes as organic semiconductors2US 7,723,521 B2Ciba Specialty Chemicals Corporation · 2010
- Heterocyclic compounds2US 9,893,299 B2Merck Patent GmbH · 2018
- Ink jet recording liquid1US 6,916,364 B2Konica Corporation · 2005