C09B 62/4415
Disazo or polyazo dyes
Official title: {Disazo or polyazo dyes}
C09B62/4415 (Disazo or polyazo dyes) appears on 84 US grants and 36 published applications in this corpus.
Search patents in C09B- Granted patents
- 84
- Published applications
- 36
- Assignees
- 24
- Inventors
- 123
- Latest grant
- 24 Nov 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 10 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 2 |
| 2003 | 4 | 2 |
| 2004 | 2 | 5 |
| 2005 | 2 | 1 |
| 2006 | 1 | 3 |
| 2007 | 0 | 2 |
| 2008 | 2 | 8 |
| 2009 | 3 | 1 |
| 2010 | 1 | 4 |
| 2011 | 3 | 1 |
| 2012 | 0 | 3 |
| 2013 | 2 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fibre-reactive dyes, their preparation and their use24 Nov 2015US 9,193,870 B2Huntsman International LLC
- Mixtures of fibre-reactive dyes and their use in a method for di- or trichromatic dyeing or printing16 Dec 2014US 8,911,509 B2Huntsman International LLC
- Fibre-reactive azo dyes, their preparation and their use22 Oct 2013US 8,562,694 B2Huntsman International LLC
- Method for the reactive coloring of leather12 Feb 2013US 8,372,161 B2BASF SE
- Mixtures of reactive dyes and their use in a method for trichromatic dyeing or printing27 Dec 2011US 8,083,811 B2Huntsman International LLC
- Fibre-Reactive Dyes, Their Preparation and Their Use9 Apr 2015US 2015/0096131 A1Huntsman International LLC
- Mixtures of Reactive Dyes and Their Use26 Jun 2014US 2014/0173835 A1Huntsman International LLC
- Fibre-Reactive Dyes, Their Preparation and Their Use30 Jan 2014US 2014/0026333 A1
- Mixtures of Fibre-Reactive Dyes and Their Use in a Method for Di- or Trichromatic Dyeing or Printing29 Nov 2012US 2012/0302486 A1Huntsman International LLC
- Fiber-reactive azo dyes, preparation thereof and use thereof15 Nov 2012US 2012/0284934 A1DyStar Clours Deutschland GmbH
Most cited
By later US patents
- Ink compositions containing disazo dyes21US 5,820,661 AZeneca Limited · 1998
- Reactive disazo compounds18US 4,425,270 ANippon Kayaku Kabushiki Kaisha · 1984
- Cholorotriazine dyes with two azo chromophores exhibiting further reactive groups18US 5,200,511 ABASF SE · 1993
- Reactive disazo blue dye13US 4,412,948 ASumitomo Chemical Company, Limited · 1983
- Water-soluble disazo compounds containing an amino naphthol-disulfonic acid moiety as a coupling component and fibre-reactive groups12US 4,622,390 AHoechst Aktiengesellschaft · 1986