C09B 17/04
Azine dyes: of the naphthalene series
Official title: of the naphthalene series
C09B17/04 (Azine dyes: of the naphthalene series) appears on 5 US grants and 2 published applications in this corpus.
Search patents in C09B- Granted patents
- 5
- Published applications
- 2
- Assignees
- 7
- Inventors
- 14
- Latest grant
- 19 Nov 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 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 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Epoxy resin system for making carbon fiber composites19 Nov 2019US 10,479,858 B2Dow Global Technologies LLC
- Semiconductors and electronic devices generated therefrom21 Jul 2009US 7,563,860 B2Xerox Corporation
- Process for the preparation of hydroxynapthalenes9 Nov 1999US 5,981,806 ABayer Aktiengesellschaft
- Triphendioxazine triazinyl dyes having phosphonic acid groups30 May 1978US 4,092,478 AImperial Chemical Industries PLC
- Process for the preparation of the .beta.-modification of tetrabromo-8,8'-dihydroxynapthazine in pigment form19 Oct 1976US 3,986,888 ABayer Aktiengesellschaft
Most cited
By later US patents