C09B 55/008
Tri or polyazomethine dyes
Official title: {Tri or polyazomethine dyes}
C09B55/008 (Tri or polyazomethine dyes) appears on 5 US grants and 7 published applications in this corpus.
Search patents in C09B- Granted patents
- 5
- Published applications
- 7
- Assignees
- 9
- Inventors
- 23
- Latest grant
- 16 Jul 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 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 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 2 | 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 | 0 |
| 2023 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Organic electroluminescent devices comprising azomethine-metal complexes16 Jul 2013US 8,487,300 B2Merck Patent GmbH
- Oxime ester photoinitiators8 Jan 2013US 8,349,548 B2BASF SE
- Negative dye-containing curable composition, color filter and method of producing the same21 Apr 2009US 7,521,158 B2FUJIFILM Corporation
- Symmetrical diazo compounds comprising 2-imidazolium groups and a non-cationic linke, compositions comprising them, method of coloring, and device1 Apr 2008US 7,351,267 B2L'oreal
- Polymeric azomethines30 Mar 1982US 4,322,554 ADynamit Nobel Aktiengesellschaft
- Nonlinear optical material, light absorbing material, recording medium, method for recording information, and method for reading out information23 Mar 2023US 2023/0088916 A1Panasonic Intellectual Property Management Co., Ltd.
- Novel Polyazomethine29 Nov 2012US 2012/0302720 A1Soken Chemical & Engineering Co., Ltd.
- Self-assembled olefin polymerization catalyst26 May 2011US 2011/0124831 A1Agency for Science, Technology and Research
- Organic electroluminescent devices comprising azomethine-metal complexes30 Sep 2010US 2010/0244009 A1Merck Patent GmbH
- Oxime ester photoinitiators8 Apr 2010US 2010/0086881 A1BASF SE
Most cited
By later US patents