C09B 62/80
Anthracene dyes
C09B62/80 (Anthracene dyes) appears on 12 US grants and 4 published applications in this corpus.
Search patents in C09B- Granted patents
- 12
- Published applications
- 4
- Assignees
- 8
- Inventors
- 34
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 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 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compound, photosensitive fluorescent resin composition comprising same, color conversion film, backlight unit, and display device4 Mar 2025US 12,242,191 B2LG Chem.Ltd.
- Fibre-reactive dyes, their preparation and their use24 Nov 2015US 9,193,870 B2Huntsman International LLC
- Reactive dyes for contact lenses21 Oct 2014US 8,865,929 B2CooperVision International Holding Company, LP
- Reactive anthraquinone colorant compounds and polymeric materials reacted therewith30 Mar 2004US 6,713,641 B2Eastman Chemical Company
- Anthraquinone dyes containing a fluorosulphonyl group and use thereof2 Jun 1998US 5,759,211 AZeneca Limited
- Compound, photosensitive fluorescent resin composition comprising same, color conversion film, backlight unit, and display device8 Dec 2022US 2022/0390841 A1LG Chem.Ltd.
- Fibre-Reactive Dyes, Their Preparation and Their Use9 Apr 2015US 2015/0096131 A1Huntsman International LLC
- Reactive Dyes For Contact Lenses17 Jul 2014US 2014/0200287 A1CooperVision International Holding Company, LP
- Reactive anthraquinone colorant compounds and polymeric materials reacted therewith3 Jul 2003US 2003/0125505 A1Eastman Chemical Company
Most cited
By later US patents
- Methods for dyeing or printing using amino-anthraquinone reactive disperse dyes20US 4,115,056 ACiba-Geigy Corporation · 1978
- Methods for dyeing or printing using amino-anthraquinone reactive disperse dyes11US 4,097,229 ACiba-Geigy Corporation · 1978
- Reactive dyes for contact lenses4US 8,865,929 B2CooperVision International Holding Company, LP · 2014
- Basic anthraquinone dyes, their production and use3US 4,009,189 ASandoz Ltd. · 1977
- Reactive anthraquinone colorant compounds and polymeric materials reacted therewith3US 6,713,641 B2Eastman Chemical Company · 2004