C09B 29/0022
From diazotized aminoanthracene
Official title: {from diazotized aminoanthracene}
C09B29/0022 (From diazotized aminoanthracene) appears on 15 US grants and 6 published applications in this corpus.
Search patents in C09B- Granted patents
- 15
- Published applications
- 6
- Assignees
- 12
- Inventors
- 42
- Latest grant
- 2 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 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 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Disperse azo dyes, a process for the preparation thereof and the use thereof2 Apr 2024US 11,946,198 B2Huntsman Textile Effects (Switzerland) GmbH
- Anthraquinone azo dyes17 Jan 2017US 9,546,279 B2Huntsman International LLC
- Azopyridone disperse dyes, their preparation and use15 Apr 2014US 8,696,766 B2DyStar Colours Deutschland GmbH
- Gallium phthalocyanine compound, gallium phthalocyanine composite pigment, method for preparing gallium phthalocyanine composite pigment, and electrophotographic photoconductor15 Oct 2013US 8,557,489 B2Ricoh Company, Ltd.
- Anthraquinone-azo dyes18 Apr 2006US 7,030,229 B2Ciba Specialty Chemicals Corporation
- Disperse azo dyes, a process for the preparation thereof and the use thereof16 Mar 2023US 2023/0082859 A1Huntsman Advanced Materials (Switzerland) GmbH
- Anthraquinone Azo Dyes9 Apr 2015US 2015/0096132 A1Huntsman International LLC
- Gallium phthalocyanine compound, gallium phthalocyanine composite pigment, method for preparing gallium phthalocyanine composite pigment, and electrophotographic photoconductor30 Jun 2011US 2011/0159420 A1Ricoh Company, Ltd.
- Azopyridone disperse dyes, their preparation and use10 Feb 2011US 2011/0030153 A1DyStar Colours Deutschland GmbH
- Azo dyes11 Feb 2010US 2010/0031452 A1Université Catholique De Louvain
Most cited
By later US patents
- Azo dye pigments containing 4-quinazolinone moieties5US 4,260,540 ABayer Aktiengesellschaft · 1981
- Azo dyestuffs derived from polycyclo-hetercyclic coupler components5US 4,377,518 ABayer Aktiengesellschaft · 1983
- Monoazo dye having a .beta.-hydroxynaphthoic acid amide coupling component4US 4,052,377 ABASF SE · 1977
- Process for dyeing human hair with diazo salts and coupling components4US 4,165,967 AHenkel Kommanditgesellschaft auf Aktien · 1979
- Monoazo pigments containing a quinazo linonylacetoacetanilide coupling component4US 4,288,362 ABayer Aktiengesellschaft · 1981