C09B 62/405
Monoazo dyes
C09B62/405 (Monoazo dyes) appears on 4 US grants and 0 published applications in this corpus.
Search patents in C09B- Granted patents
- 4
- Published applications
- 0
- Assignees
- 2
- Inventors
- 10
- Latest grant
- 5 Sep 2000
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 2 | 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Water-soluble monoazo compounds, preparation thereof and use thereof as dyes5 Sep 2000US 6,114,511 ADyStar Textilfarben GmbH & Co.
- Reactive azo dyestuffs obtained by coupling diazotized acylamino-aminobenzene sulfonic acid compounds with pyridone derivatives18 May 1993US 5,212,289 ABayer Aktiengesellschaft
- Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates5 Jan 1982US 4,309,182 ABayer Aktiengesellschaft
- Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates5 Jan 1982US 4,309,183 ABayer Aktiengesellschaft
No published applications in this class yet.
Most cited
By later US patents
- Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates6US 4,309,182 ABayer Aktiengesellschaft · 1982
- Liquid crystal phase of an azo reactive dyestuff and its use for dyeing and printing natural and synthetic substrates6US 4,309,183 ABayer Aktiengesellschaft · 1982
- Water-soluble monoazo compounds, preparation thereof and use thereof as dyes4US 6,114,511 ADyStar Textilfarben GmbH & Co. · 2000