C09B 43/10
With formation of a new azo or an azoxy bridge
Official title: with formation of a new azo or an azoxy bridge
C09B43/10 (With formation of a new azo or an azoxy bridge) appears on 12 US grants and 2 published applications in this corpus.
Search patents in C09B- Granted patents
- 12
- Published applications
- 2
- Assignees
- 9
- Inventors
- 21
- Latest grant
- 16 Oct 2007
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 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 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Dichroic azo dyestuff and the polarizing film making from the same16 Oct 2007US 7,282,574 B1Everlight USA, Inc.
- Azoxy dyes and copper complexes thereof7 Jun 2005US 6,903,197 B2BASF SE
- Azoxy dyes and their Cu complexes27 Apr 2004US 6,727,351 B1BASF SE
- Dye containing polarizing film11 Mar 1997US 5,609,796 ASumitomo Chemical Company, Limited
- Azo-stibene condensates as leather dyes3 May 1988US 4,742,162 ACiba-Geigy Corporation
Most cited
By later US patents
- Liquid crystal composition7US 4,600,527 AHitachi, Ltd. · 1986
- Dye containing polarizing film6US 5,609,796 ASumitomo Chemical Company, Limited · 1997
- Azoxy dyes and copper complexes thereof6US 6,903,197 B2BASF SE · 2005
- Liquid crystal composition containing azo dyes5US 4,737,310 AHitachi, Ltd. · 1988
- Pentakis-and heptakis-azoxy dyestuffs4US 4,297,278 ABayer Aktiengesellschaft · 1981