C09B 67/0047
Mixtures of two or more reactive azo dyes
Official title: {Mixtures of two or more reactive azo dyes}
C09B67/0047 (Mixtures of two or more reactive azo dyes) appears on 64 US grants and 37 published applications in this corpus.
Search patents in C09B- Granted patents
- 64
- Published applications
- 37
- Assignees
- 26
- Inventors
- 113
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 2 | 5 |
| 2006 | 2 | 5 |
| 2007 | 1 | 4 |
| 2008 | 2 | 6 |
| 2009 | 4 | 2 |
| 2010 | 5 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Isomeric mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials18 Nov 2025US 12,473,432 B2Archroma (Switzerland) GmbH
- Azo iron complex dye, ink composition containing same, and method for producing azo iron complex dye12 Aug 2025US 12,384,920 B2Orient Chemical Industries, Ltd.
- Method of manufacturing reactive composition and ink for high stability12 Nov 2024US 12,139,616 B2
- Reactive navy to black dye composition and dye product thereof23 Mar 2021US 10,954,392 B2Shanghai Kehua Dyestuff Industry Co., Ltd.
- One-pot synthesis of reactive deep black2 Jun 2020US 10,669,425 B2SPGPrints B.V.
- Isomeric mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials8 May 2025US 2025/0145831 A1Archroma (Switzerland) GmbH
- Azo iron complex dye, ink composition containing same, and method for producing azo iron complex dye12 Dec 2024US 2024/0409746 A1Orient Chemical Industries, Ltd.
- Method of manufacturing reactive composition and ink for high stability28 Oct 2021US 2021/0332246 A13 Wins Digital Technology Co., Ltd.
- A reactive navy to black dye composition and dye product thereof10 Sep 2020US 2020/0283634 A1Shanghai Kehua Dyestuff Industry Co., Ltd.
- One-pot synthesis of reactive deep black16 Apr 2020US 2020/0115557 A1SPGPrints B.V.
Most cited
By later US patents
- Black dye mixtures of fiber-reactive azo dyes and use thereof for dyeing hydroxy- and/or carboxamido-containing fiber material27US 5,445,654 AHoechst Aktiengesellschaft · 1995
- Black reactive dye composition27US 5,611,821 AEverlight USA, Inc. · 1997
- Yellow dye mixtures comprising water-soluble fiber-reactive azo dyes and use thereof27US 6,238,442 B1DyStar Textilfarben GmbH & Co. Deutschland KG · 2001
- Fibre-reactive dyes and dye mixtures and their use for dyeing or printing cotton25US 5,232,462 ACiba-Geigy Corporation · 1993
- Reactive dyestuff mixture having improved properties in combination19US 5,456,728 ABayer Aktiengesellschaft · 1995