C09B 35/38
Trisazo dyes ot the type [image cpc-sch-c09b-1018.gif]
Official title: Trisazo dyes ot the type [IMAGE cpc-sch-C09B-1018.gif]
C09B35/38 (Trisazo dyes ot the type [image cpc-sch-c09b-1018.gif]) appears on 54 US grants and 9 published applications in this corpus.
Search patents in C09B- Granted patents
- 54
- Published applications
- 9
- Assignees
- 30
- Inventors
- 115
- Latest grant
- 15 Aug 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Ink jet recording ink15 Aug 2017US 9,732,242 B2FUJIFILM Corporation
- Method for producing a liquid formulation of salts of sulphonic-acid azo dyes7 Dec 2010US 7,847,073 B2BASF SE
- Trisazo-dyes with a pyrazolyl end group and their use in ink-jet printing27 Apr 2010US 7,704,310 B2Fujifilm Imaging Colorants Limited
- Method for producing a liquid formulation of salts of sulfoacidic azo dyes10 Feb 2009US 7,488,810 B2BASF SE
- Printing process using specified AZO compounds6 Jun 2006US 7,056,376 B2Avecia Limited
- Composition, dichroic substance, light absorption anisotropic film, laminate, and image display device19 Dec 2019US 2019/0382586 A1FUJIFILM Corporation
- Ink jet recording ink13 Oct 2016US 2016/0297980 A1FUJIFILM Corporation
- Trisazo-dyes with a Pyrazolyl End Group and Their Use in Ink-jet Printing21 Jan 2010US 2010/0015411 A1Fujifilm Imaging Colorants Limited
- New anionic coloring agents to dye leather, paper, cardboard and textile substrates: mixtures of coloring agents including these new products, and substrates dyed using the above coloring agents20 Dec 2007US 2007/0289072 A1Vilmax S.A.C.I.F.I.A.
- Method For Producing A Liquid Formulation Of Salts Of Sulphonic-Acid Azo Dyes4 Oct 2007US 2007/0232795 A1BASF SE
Most cited
By later US patents
- Aqueous ink composition49US 4,793,860 ARicoh Company, Ltd. · 1988
- Recording liquid21US 4,426,226 ACanon Kabushiki Kaisha · 1984
- Recording liquid composition19US 4,295,889 ACanon Kabushiki Kaisha · 1981
- Water soluble direct black polyazo dyestuffs mixture12US 4,816,034 AThe Atul Products Limited · 1989
- Trisazo compounds, method for dyeing fiber materials, paper or leather using the same and inks containing the same12US 5,488,101 ASumitomo Chemical Company, Limited · 1996