C09B 31/26
From other coupling components "d"
Official title: from other coupling components "D"
C09B31/26 (From other coupling components "d") appears on 32 US grants and 28 published applications in this corpus.
Search patents in C09B- Granted patents
- 32
- Published applications
- 28
- Assignees
- 17
- Inventors
- 81
- Latest grant
- 22 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 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 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 2 | 3 |
| 2010 | 0 | 2 |
| 2011 | 3 | 4 |
| 2012 | 1 | 2 |
| 2013 | 3 | 3 |
| 2014 | 2 | 3 |
| 2015 | 5 | 0 |
| 2016 | 2 | 1 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 2 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Dichroic azo-azomethine dyes for liquid crystal compositions22 Oct 2024US 12,122,919 B2BASF SE
- Color polarizing film, antireflective film and display device18 Jun 2019US 10,324,333 B2Samsung Electronics Co., Ltd.
- Black trisazo dyes, their preparation and their use16 Apr 2019US 10,259,942 B2DFI Chem GmbH
- Polarizing film and display device including the polarizing film10 May 2016US 9,335,442 B1Samsung Electronics Co., Ltd.
- Composition for polarizing film, polarizing film, and display device including the polarizing film23 Feb 2016US 9,268,065 B1Samsung Electronics Co., Ltd.
- Dichroic azo-azomethine dyes for liquid crystal compositions31 Mar 2022US 2022/0098412 A1BASF SE
- Ink set, ink cartridge, ink jet printer, and ink jet recording method9 Jul 2020US 2020/0216701 A1FUJIFILM Corporation
- Composition, dichroic substance, light absorption anisotropic film, laminate, and image display device19 Dec 2019US 2019/0382586 A1FUJIFILM Corporation
- Black Trisazo Dyes, Their Preparation And Their Use23 Nov 2017US 2017/0335110 A1DFI Chem GmbH
- Color polarizing film, antireflective film and display device24 Aug 2017US 2017/0242296 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Ink set, inkjet recording method and recorded material9US 8,372,190 B2FUJIFILM Corporation · 2013
- Trisazo dyes for ink jet printing7US 7,052,538 B2Avecia Limited · 2006
- Trisazo compound, ink composition, recording method, and colored article7US 8,167,991 B2Nippon Kayaku Kabushiki Kaisha · 2012
- Dichroic liquid crystal compositions made with asymmetric tris-azo dyes6US 4,411,812 AGeneral Electric Company · 1983
- Process for preparing 2,3-dihydro-1,3-dialkyl-2,3-dialkyl perimidines and N,N-'-dialkyl-1,8-naphthalene diamines6US 5,097,029 AHercules Incorporated · 1992