C09B 62/473
Monoazo dyes
C09B62/473 (Monoazo dyes) appears on 7 US grants and 5 published applications in this corpus.
Search patents in C09B- Granted patents
- 7
- Published applications
- 5
- Assignees
- 6
- Inventors
- 26
- Latest grant
- 23 Feb 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 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 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Coloring composition, light absorption anisotropic film, laminate, and image display device23 Feb 2021US 10,927,260 B2FUJIFILM Corporation
- Particles for electrophoretic displays8 Nov 2016US 9,487,611 B2Merck Patent GmbH
- Azo dyes20 Jan 1998US 5,710,258 ACiba Specialty Chemicals Corporation
- Monoazo dyes containing as the azo component A phenylsulfonylphenyl radical6 Mar 1990US 4,906,740 ACiba-Geigy Corporation
- Process for the preparation of fibre-reactive azo compounds containing a phenylenediamine diazo component8 Aug 1989US 4,855,410 ACiba-Geigy Corporation
- Probes for fluorescence imaging11 Sep 2025US 2025/0283800 A1The General Hospital Corporation
- Coloring composition, light absorption anisotropic film, laminate, and image display device20 Dec 2018US 2018/0362768 A1FUJIFILM Corporation
- Method for coloring a substrate using atmospheric pressure plasma polymerization28 Sep 2017US 2017/0275814 A1APJeT, Inc.
- Particles for electrophoretic displays15 Aug 2013US 2013/0208344 A1Merck Patent GmbH
- Modified dyes and methods of making the same16 Oct 2008US 2008/0250969 A1
Most cited
By later US patents
- Monoazo dyes containing a 4-substituted-2-azo-1,1'-diphenylsulfone component9US 4,602,084 ACiba-Geigy Corporation · 1986
- Process for the preparation of fibre-reactive azo compounds containing a phenylenediamine diazo component4US 4,855,410 ACiba-Geigy Corporation · 1989
- Coloring composition, light absorption anisotropic film, laminate, and image display device2US 10,927,260 B2FUJIFILM Corporation · 2021
- Fiber reactive sulfo aryl azo N-substituted pyridone-3-carboxamide dyestuffs2US 4,382,890 ACiba-Geigy Corporation · 1983
- Azo dyes1US 5,710,258 ACiba Specialty Chemicals Corporation · 1998