C09B 62/01
Disazo or polyazo dyes
C09B62/01 (Disazo or polyazo dyes) appears on 20 US grants and 8 published applications in this corpus.
Search patents in C09B- Granted patents
- 20
- Published applications
- 8
- Assignees
- 13
- Inventors
- 42
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Reactive dyes and preparation methods thereof17 Sep 2024US 12,091,552 B2Nantong University
- One-pot synthesis of reactive deep black2 Jun 2020US 10,669,425 B2SPGPrints B.V.
- Fibre-reactive dyes, their preparation and their use17 Oct 2006US 7,122,667 B2Ciba Specialty Chemicals Corporation
- Water-soluble reactive mono- and di-azo dyes19 Sep 2006US 7,109,313 B2DyStar Textilfarben GmbH & Co. Deutschland KG
- Black dye mixtures of fiber-reactive azo dyes, methods for their preparation and use thereof for dyeing hydroxy-and/or carboxamido-containing fiber material22 Mar 2005US 6,870,035 B2DyStar Textilfarben GmbH & Co. Deutschland KG
- Reactive dyes and preparation methods thereof14 Mar 2024US 2024/0084144 A1Nantong University
- A reactive dye compound and preparation method and application thereof7 Dec 2023US 2023/0392017 A1Shanghai Kehua Dyestuff Industry Co., Ltd.
- One-pot synthesis of reactive deep black16 Apr 2020US 2020/0115557 A1SPGPrints B.V.
- Reactive Polyazo Dyes28 Feb 2008US 2008/0047079 A1DyStar Textilfarben GmbH & Co. Deutschland KG
- Water-soluble reactive mono- and di-azo dyes7 Jul 2005US 2005/0148764 A1DyStar Textilfarben GmbH & Co. Deutschland KG
Most cited
By later US patents
- Triazole-group-containing disazo reactive dyestuff14US 4,556,707 ABayer Aktiengesellschaft · 1985
- Polyester fibers dyed with a disazo disperse dyestuff10US 3,954,398 ACiba-Geigy Corporation · 1976
- Fibre-reaction disazo dyes with a bi-reaction moiety comprising a halotriazine and vinylsulfonyl type radical7US 4,845,203 ACiba-Geigy Corporation · 1989
- Aminonaphthol bisazo reactive dyes6US 4,638,054 ABayer Aktiengesellschaft · 1987
- Azo dyes, their preparation and their use5US 6,160,101 ACiba Specialty Chemicals Corporation · 2000