C09B 29/0018
From diazotized aminopolycyclic rings
Official title: {from diazotized aminopolycyclic rings}
C09B29/0018 (From diazotized aminopolycyclic rings) appears on 25 US grants and 9 published applications in this corpus.
Search patents in C09B- Granted patents
- 25
- Published applications
- 9
- Assignees
- 17
- Inventors
- 58
- Latest grant
- 2 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Disperse azo dyes, a process for the preparation thereof and the use thereof2 Apr 2024US 11,946,198 B2Huntsman Textile Effects (Switzerland) GmbH
- Naphthol as-pigments25 Aug 2020US 10,752,779 B2Clariant Plastics & Coatings Ltd
- Anthraquinone azo dyes17 Jan 2017US 9,546,279 B2Huntsman International LLC
- Azopyridone disperse dyes, their preparation and use15 Apr 2014US 8,696,766 B2DyStar Colours Deutschland GmbH
- Gallium phthalocyanine compound, gallium phthalocyanine composite pigment, method for preparing gallium phthalocyanine composite pigment, and electrophotographic photoconductor15 Oct 2013US 8,557,489 B2Ricoh Company, Ltd.
- Disperse azo dyes, a process for the preparation thereof and the use thereof16 Mar 2023US 2023/0082859 A1Huntsman Advanced Materials (Switzerland) GmbH
- Agent for modifying pigment to dye, and colorant composition comprising the dye15 Sep 2022US 2022/0287939 A1Amorepacific Corporation
- Dyeing composition, dyed product, and azo coloring agent12 Nov 2020US 2020/0354576 A1FUJIFILM Corporation
- Novel naphthol as-pigments28 Jun 2018US 2018/0179387 A1Clariant Plastics & Coatings Ltd
- Anthraquinone Azo Dyes9 Apr 2015US 2015/0096132 A1Huntsman International LLC
Most cited
By later US patents
- Heterocyclic azo dyes and pigments containing 4-quinazolinone moieties40US 4,225,489 ABayer Aktiengesellschaft · 1980
- Azo dyes having a 3-cyano- or 3-carbamoyl-2,6-diamino-pyridine coupling component9US 4,146,535 ABASF SE · 1979
- Uniformly dyed water-swellable cellulosic fibers5US 4,150,943 ABASF SE · 1979
- Azo dye pigments containing 4-quinazolinone moieties5US 4,260,540 ABayer Aktiengesellschaft · 1981
- Azo dyestuffs derived from polycyclo-hetercyclic coupler components5US 4,377,518 ABayer Aktiengesellschaft · 1983