C09B 35/362
D is benzene
C09B35/362 (D is benzene) appears on 4 US grants and 3 published applications in this corpus.
Search patents in C09B- Granted patents
- 4
- Published applications
- 3
- Assignees
- 5
- Inventors
- 9
- Latest grant
- 12 May 2009
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 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 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Trisazo dyes for inks for ink jet printing12 May 2009US 7,530,685 B2Fujifilm Imaging Colorants Limited
- Poly-azo compound, and polarization film having said compound2 Oct 2007US 7,276,268 B2Sumitomo Chemical Company, Limited
- Trisazo black dyes from 2-(4'-aminophenylazo)-7-amino-1-naphthol-3-sulfonic acid12 Apr 1988US 4,737,240 ACiba-Geigy Corporation
- Salicyl phenyl naphthyl trisazo di and trisulfonic developed direct black dyes21 Jul 1981US 4,279,814 ACrompton & Knowles Corporation
- Self-dispersible colorant and ink composition containing the same6 Apr 2006US 2006/0070549 A1Samsung Electronics Co., Ltd.
- Trisazo dyes for inks for ink jet printing16 Mar 2006US 2006/0054054 A1Fujifilm Imaging Colorants Limited
- Poly-azo compound, and polarization film having said compound16 Jun 2005US 2005/0127335 A1Sumitomo Chemical Company, Limited
Most cited
By later US patents
- Trisazo black dyes from 2-(4'-aminophenylazo)-7-amino-1-naphthol-3-sulfonic acid14US 4,737,240 ACiba-Geigy Corporation · 1988
- Salicyl phenyl naphthyl trisazo di and trisulfonic developed direct black dyes5US 4,279,814 ACrompton & Knowles Corporation · 1981
- Trisazo dyes for inks for ink jet printing2US 7,530,685 B2Fujifilm Imaging Colorants Limited · 2009