C09B 62/0067
With heterocyclic compound as coupling component
Official title: {with heterocyclic compound as coupling component}
C09B62/0067 (With heterocyclic compound as coupling component) appears on 11 US grants and 0 published applications in this corpus.
Search patents in C09B- Granted patents
- 11
- Published applications
- 0
- Assignees
- 4
- Inventors
- 19
- Latest grant
- 9 Dec 1997
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 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 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sulfonated quinolone compound and method of preparation9 Dec 1997US 5,696,241 ADystar, L.P.
- Azo dyes, their preparation and use11 Aug 1981US 4,283,331 ACiba-Geigy Corporation
- Process for the dyeing and printing of paper materials in different hues using a single coupling component23 Sep 1980US 4,224,025 ACiba-Geigy Corporation
- Fiber-reactive 2-hydroxy-pyrid-6-on-(3)-yl azo dyestuffs10 Jan 1978US 4,067,864 ACiba-Geigy Corporation
- 3-Sulfoalkyl-6-hydroxy-pyrid-(2)-one-containing azo dyestuffs2 Aug 1977US 4,039,523 ACiba-Geigy Corporation
No published applications in this class yet.
Most cited
By later US patents
- 3-Sulfoalkyl-6-hydroxy-pyrid-(2)-one-containing azo dyestuffs13US 4,039,523 ACiba-Geigy Corporation · 1977
- Fiber reactive water soluble 2,4,6-triamino, 3-cyano pyridine-(5) azo dyestuffs9US 4,033,943 ACiba-Geigy Corporation · 1977
- Fiber-reactive 2-hydroxy-pyrid-6-on-(3)-yl azo dyestuffs8US 4,067,864 ACiba-Geigy Corporation · 1978
- 3-Sulphoalkyl-6-hydroxy-pyrid-(2)-ones7US 3,994,906 ACiba-Geigy Corporation · 1976
- Azo dyes, their preparation and use7US 4,283,331 ACiba-Geigy Corporation · 1981