C09B 62/505
Anthracene dyes
Official title: Anthracene dyes {(C09B62/5033, C09B62/5036 take precedence)}
C09B62/505 (Anthracene dyes) appears on 13 US grants and 5 published applications in this corpus.
Search patents in C09B- Granted patents
- 13
- Published applications
- 5
- Assignees
- 9
- Inventors
- 31
- Latest grant
- 12 Apr 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Reactive leuco compounds and compositions comprising the same12 Apr 2022US 11,299,634 B2Milliken & Company
- Leuco polymers as bluing agents in laundry care compositions16 Feb 2021US 10,920,083 B2Milliken & Company
- Mixtures of fiber-reactive azo dyes18 Oct 2011US 8,038,736 B2Dystar, L.P.
- water-soluble, fiber-reactive anthraquinone compounds28 Apr 1998US 5,744,622 AHoechst Aktiengesellschaft
- Anthraquinone reactive dye compositions and methods for dyeing or printing using the same24 Feb 1998US 5,720,779 ASumitomo Chemical Company, Limited
- Reactive leuco compounds and compositions comprising the same3 May 2018US 2018/0118942 A1Milliken & Company
- Leuco polymers as bluing agents in laundry care compositions3 May 2018US 2018/0118948 A1Milliken & Company
- Mixtures of fiber-reactive azo dyes8 Sep 2011US 2011/0214238 A1DyStar LP/Color Solutions International
- Nucleic acid derivatives and methods of use9 Apr 2009US 2009/0090628 A1BioDynamics Laboratory, Inc
- Reactive dyestuffs with alkylthio group and beta-sulfatoethysulfone group15 Jan 2009US 2009/0018317 A1Everlight USA, Inc.
Most cited
By later US patents
- Anthrapyridone compounds having vinylsulfone type fiber reactive group through triazinyl bridging group5US 4,975,094 ASumitomo Chemical Company, Limited · 1990
- Anthraquinone compound3US 4,977,261 ASumitomo Chemical Company, Limited · 1990
- Anthraquinone dye compounds having fibers reactive group3US 5,112,971 ASumitomo Chemical Company, Limited · 1992
- Fibre-reactive anthraquinone dyes, their preparation and the use thereof2US 5,493,036 ACiba-Geigy Corporation · 1996
- Fiber reactive anthraquinone dyes1US 5,393,884 AHoechst Celanese Corporation · 1995