C09B 62/0088
With heterocyclic compound as coupling component
Official title: {with heterocyclic compound as coupling component}
C09B62/0088 (With heterocyclic compound as coupling component) appears on 9 US grants and 2 published applications in this corpus.
Search patents in C09B- Granted patents
- 9
- Published applications
- 2
- Assignees
- 6
- Inventors
- 19
- Latest grant
- 25 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 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 | 1 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Chromophores for photochromic compositions useful for three dimensional display applications25 Aug 2020US 10,752,780 B2Nitto Denko Corporation
- Chromophores for photochromic compositions useful for three dimensional display applications18 Sep 2018US 10,077,362 B2Nitto Denko Corporation
- Monoazo compounds containing a fiber-reactive group and an oxazolopyridone or oxazinopyridone coupling component14 Aug 1990US 4,948,879 AHoechst Aktiengesellschaft
- Azo reactive dyestuffs10 Nov 1981US 4,299,764 ABayer Aktiengesellschaft
- Water-soluble pyrazolone-imide containing azo dyestuffs1 Jul 1980US 4,210,582 ACiba-Geigy Corporation
Most cited
By later US patents
- 3-Nitro-5-azopyridine dyestuffs17US 4,068,085 ACiba-Geigy Corporation · 1978
- 3-Sulfoalkyl-6-hydroxy-pyrid-(2)-one-containing azo dyestuffs13US 4,039,523 ACiba-Geigy Corporation · 1977
- Azo reactive dyestuffs8US 4,299,764 ABayer Aktiengesellschaft · 1981
- 3-Sulphoalkyl-6-hydroxy-pyrid-(2)-ones7US 3,994,906 ACiba-Geigy Corporation · 1976
- Water-soluble pyrazolone-imide containing azo dyestuffs6US 4,210,582 ACiba-Geigy Corporation · 1980