C09B 1/14
Dyes containing ether groups
C09B1/14 (Dyes containing ether groups) appears on 13 US grants and 6 published applications in this corpus.
Search patents in C09B- Granted patents
- 13
- Published applications
- 6
- Assignees
- 11
- Inventors
- 32
- Latest grant
- 25 Feb 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Aqueous ink and aqueous dye dispersion for aqueous ink25 Feb 2020US 10,570,302 B2Sanyo Color Works, Ltd.
- Pharmaceutical compounds targeted by MIF affinity-tethered moieties24 Jan 2017US 9,549,988 B2RJS Biologics
- Method for preparing alizarin derivative compound, novel alizarin derivative compound, surface modification method, photoelectric conversion film, photoelectric conversion element, and electrophotographic photoreceptor3 Jun 2014US 8,741,513 B2FUJIFILM Corporation
- Selective algaecides for control of cyanochloronta27 Sep 2005US 6,949,250 B2The United States of America as represented by the Secretary of Agriculture
- Direct hair dyes and use thereof28 Dec 2004US 6,835,211 B1Henkel Kommanditgesellschaft auf Aktien
- Anthraquinonic derivatives and their use as colouring agents7 Oct 2021US 2021/0309860 A1Pili
- Aqueous Ink and Aqueous Dye Dispersion for Aqueous Ink31 Jan 2019US 2019/0031898 A1Sanyo Color Works, Ltd.
- Pharmaceutical Compounds Targeted by MIF Affinity-Tethered Moieties10 Dec 2015US 2015/0352217 A1RJS Biologics
- Method for preparing alizarin derivative compound, novel alizarin derivative compound, surface modification method, photoelectric conversion film, photoelectric conversion element, and electrophotographic photoreceptor27 Sep 2012US 2012/0244462 A1FUJIFILM Corporation
- Direct hair dyes and use thereof28 Apr 2005US 2005/0086746 A1
Most cited
By later US patents
- Anthraquinone and anthracene derivatives as inhibitors of the cell-adhesion molecules of the immune system43US 5,412,123 AGlycomed Incorporated · 1995
- Liquid crystal coupled dichroic dyes24US 5,389,285 AHercules Incorporated · 1995
- Anthraquinone dyestuffs3US 3,963,763 ABayer Aktiengesellschaft · 1976
- Direct hair dyes and use thereof3US 6,835,211 B1Henkel Kommanditgesellschaft auf Aktien · 2004
- Anthraquinone disperse dyes2US 3,980,678 ASumitomo Chemical Company, Limited · 1976