C09B 67/0057
Mixtures of two or more reactive disazo dyes
Official title: {Mixtures of two or more reactive disazo dyes}
C09B67/0057 (Mixtures of two or more reactive disazo dyes) appears on 40 US grants and 36 published applications in this corpus.
Search patents in C09B- Granted patents
- 40
- Published applications
- 36
- Assignees
- 22
- Inventors
- 94
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 4 |
| 2006 | 0 | 2 |
| 2007 | 0 | 1 |
| 2008 | 4 | 7 |
| 2009 | 2 | 4 |
| 2010 | 3 | 3 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 2 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ink composition for ink jet printing15 Sep 2026US 12,735,591 B2Seiko Epson Corporation
- Reactive navy to black dye composition and dye product thereof6 Jan 2026US 12,516,194 B2Shanghai Kehua Dyestuff Industry Co., Ltd.
- Aqueous ink, ink cartridge and ink jet recording method18 Jul 2023US 11,702,556 B2Canon Kabushiki Kaisha
- Reactive navy to black dye composition and dye product thereof23 Mar 2021US 10,954,392 B2Shanghai Kehua Dyestuff Industry Co., Ltd.
- Mixtures of fibre-reactive dyes22 Oct 2019US 10,450,463 B2DyStar Colours Distribution GmbH
- Ink Composition For Ink Jet Printing9 May 2024US 2024/0150601 A1Seiko Epson Corporation
- A reactive navy to black dye composition and dye product thereof4 Jan 2024US 2024/0002669 A1Shanghai Kehua Dyestuff Industry Co., Ltd.
- Aqueous ink, ink cartridge and ink jet recording method13 May 2021US 2021/0139724 A1Canon Kabushiki Kaisha
- A reactive navy to black dye composition and dye product thereof10 Sep 2020US 2020/0283634 A1Shanghai Kehua Dyestuff Industry Co., Ltd.
- Mixtures of fibre-reactive azo dyes, their preparation and their use27 Aug 2020US 2020/0270460 A1Archroma IP GmbH
Most cited
By later US patents
- Yellow dye mixtures comprising water-soluble fiber-reactive azo dyes and use thereof27US 6,238,442 B1DyStar Textilfarben GmbH & Co. Deutschland KG · 2001
- Reactive dyestuff mixture having improved properties in combination19US 5,456,728 ABayer Aktiengesellschaft · 1995
- Sulfo group-containing disazo compounds containing substituted amino-1,3,5-triazinil or- chloropyrimidyl18US 5,354,849 ASandoz Ltd. · 1994
- Mixtures of reactive dyes and their use18US 5,849,887 ACiba Specialty Chemicals Corporation · 1998
- Navy-blue dye mixture of fiber-reactive azo dyes8US 6,319,291 B1DyStar Textilfarben GmbH & Co. · 2001