C09B 29/26
Amino phenols
C09B29/26 (Amino phenols) appears on 22 US grants and 11 published applications in this corpus.
Search patents in C09B- Granted patents
- 22
- Published applications
- 11
- Assignees
- 18
- Inventors
- 39
- Latest grant
- 3 Jan 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 3 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Azo dyes, a process for the preparation thereof and the use thereof3 Jan 2012US 8,088,182 B2Huntsman International LLC
- Diazenyl isothiazolo[3,4-B]pyridines as dyes24 May 2011US 7,947,815 B2FUJIFILM Corporation
- 1.3-thiazolyl azo dyes, their preparation and use22 Feb 2011US 7,892,295 B2DyStar Colours Deutschland GmbH
- Color developing agent, azo dye, silver halide photographic light-sensitive material, and image-forming method24 Jan 2006US 6,989,439 B2Fuji Photo Film Co., Ltd.
- Azo dyes and azo-metal complexes for atomic force microscope lithography6 Apr 2004US 6,716,563 B2Hanyang Hakwon Co., Ltd.
- Azoaryls as reversibly modulatable tubulin inhibitors23 Feb 2017US 2017/0051149 A1Centre National de la Recherche Scientifique (CNRS)
- Dye composition for electrowetting display and electrowetting display device10 Sep 2015US 2015/0253591 A1FUJIFILM Corporation
- Azo dyes, a process for the preparation thereof and the use thereof18 Aug 2011US 2011/0197377 A1Huntsman International LLC
- Azo dye2 Jun 2011US 2011/0130552 A1FUJIFILM Corporation
- Azo dye26 May 2011US 2011/0124849 A1FUJIFILM Corporation
Most cited
By later US patents
- Liquid crystal composition22US 4,588,517 AHitachi, Ltd. · 1986
- Detection of marked mineral oils and novel azo dyes14US 5,487,770 ABASF SE · 1996
- Black colored dye mixture for use according to thermal dye sublimation transfer9US 5,476,746 AAgfa-Gevaert · 1995
- Photographic products and processes employing novel nondiffusible bridged azoaminophenol magenta dye-releasing compounds and precursors thereof6US 4,357,412 AEastman Kodak Company · 1982
- Dye couplers6US 5,073,173 AClairol Incorporated · 1991