C09B 33/06
In which the coupling component is a diamine or polyamine
Official title: in which the coupling component is a diamine or polyamine
C09B33/06 (In which the coupling component is a diamine or polyamine) appears on 8 US grants and 3 published applications in this corpus.
Search patents in C09B- Granted patents
- 8
- Published applications
- 3
- Assignees
- 8
- Inventors
- 23
- Latest grant
- 15 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 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 | 1 | 0 |
| 1997 | 1 | 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 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Sensor dyes for real-time sensing of metal ions in aqueous environments15 Mar 2022US 11,275,071 B2UWM Research Foundation, Inc.
- Metal free acid dyes, methods for the production thereof and their use17 Mar 2015US 8,979,947 B2DyStar Colours Distribution GmbH
- Azo dyes24 Feb 2015US 8,961,621 B2Huntsman International LLC
- Dye diffusion thermal transfer printing2 Dec 1997US 5,693,766 AZeneca Limited
- Cationic thiadiazole dyestuffs3 Dec 1996US 5,580,964 ABayer Aktiengesellschaft
- Sensor dyes for real-time sensing of metal ions in aqueous environments30 Jan 2020US 2020/0033314 A1AquaMetals, LLC
- Azo Dyes16 Oct 2014US 2014/0304926 A1Huntsman International LLC
- Metal free acid dyes, methods for the production thereof and their use3 Oct 2013US 2013/0255010 A1DyStar Colours Distribution GmbH
Most cited
By later US patents
- Bis(4-((chloro substituted phenyl)azo)anilino methylenes12US 4,562,249 ACiba-Geigy Corporation · 1985
- Cationic thiadiazole dyestuffs10US 5,580,964 ABayer Aktiengesellschaft · 1996
- Dye diffusion thermal transfer printing6US 5,693,766 AZeneca Limited · 1997
- Sensor dyes for real-time sensing of metal ions in aqueous environments1US 11,275,071 B2UWM Research Foundation, Inc. · 2022
- Sulfoethylaminosulfonyl substituted disazo dyes1US 4,558,121 ACiba-Geigy Corporation · 1985