C09B 62/4413
Non-metallized monoazo dyes
Official title: {Non-metallized monoazo dyes}
C09B62/4413 (Non-metallized monoazo dyes) appears on 87 US grants and 31 published applications in this corpus.
Search patents in C09B- Granted patents
- 87
- Published applications
- 31
- Assignees
- 22
- Inventors
- 144
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 2 |
| 2003 | 3 | 3 |
| 2004 | 1 | 4 |
| 2005 | 3 | 3 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 4 | 5 |
| 2009 | 2 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials21 Oct 2025US 12,448,519 B2Archroma (Switzerland) GmbH
- Method for continuously preparing water-soluble azo dye by coupling a nebulizer with a pipeline19 Jul 2016US 9,394,445 B2Dalian University of Technology
- 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
- Fiber-reactive azo dyes and dye mixtures, preparation thereof and use thereof8 Jan 2013US 8,349,029 B2DyStar Colours Deutschland GmbH
- Mixture Of Reactive Dyes And Their Use For The Dyeing Or Printing Of Textile Fibre Materials1 Jun 2023US 2023/0167304 A1Archroma (Switzerland) GmbH
- Mixtures of reactive dyes and their use for the dying or printing fibre materials29 Mar 2018US 2018/0086918 A1Huntsman Advanced Materials (Switzerland) GmbH
- Fibre-Reactive Dyes, Their Preparation and Their Use9 Apr 2015US 2015/0096131 A1Huntsman International LLC
- Method for continuously preparing water-soluble azo dye by coupling a nebulizer with a pipeline12 Mar 2015US 2015/0073132 A1Dalian University of Technology
- 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
Most cited
By later US patents
- Reactive red dye having both monochlorotriazinyl- and vinylsulfone-type reactive groups26US 4,341,699 ASumitomo Chemical Company, Limited · 1982
- Reactive yellow dye having both monochlorotriazinyl and vinylsulfone type reactive groups25US 4,378,313 ASumitomo Chemical Company, Limited · 1983
- Water-soluble phenyl-azo-naphthyl compounds, suitable as dyestuffs, containing a chloro-triazinylamino group and a fiber-reactive group of the vinylsulfone type13US 4,725,675 AHoechst Aktiengesellschaft · 1988
- Reactive dyestuff composition for cellulose fibers: reactive dyes with similar hue but different reactive groups and substantivities13US 5,047,067 AHoechst Aktiengesellschaft · 1991
- Reactive pyridone azo dyes having both monochlorotriazinyl and vinylsulfone type reactive groups12US 4,644,058 ASumitomo Chemical Company, Limited · 1987