C09B 29/0011
From diazotized anilines directly substituted by a heterocyclic ring
Official title: {from diazotized anilines directly substituted by a heterocyclic ring (not condensed)}
C09B29/0011 (From diazotized anilines directly substituted by a heterocyclic ring) appears on 46 US grants and 12 published applications in this corpus.
Search patents in C09B- Granted patents
- 46
- Published applications
- 12
- Assignees
- 25
- Inventors
- 99
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 3 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Isomeric mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials18 Nov 2025US 12,473,432 B2Archroma (Switzerland) GmbH
- Pigment dispersing agent, pigment composition, and pigment coloring agent30 Mar 2021US 10,961,227 B2Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Chromophores for photochromic compositions useful for three dimensional display applications25 Aug 2020US 10,752,780 B2Nitto Denko Corporation
- Storage-stable dye solutions27 Aug 2019US 10,392,514 B2Archroma IP GmbH
- Chromophores for photochromic compositions useful for three dimensional display applications18 Sep 2018US 10,077,362 B2Nitto Denko Corporation
- Isomeric mixture of reactive dyes and their use for the dyeing or printing of textile fibre materials8 May 2025US 2025/0145831 A1Archroma (Switzerland) GmbH
- Pigment dispersing agent, pigment composition, and pigment coloring agent3 Dec 2020US 2020/0377480 A1Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Chromophores for photochromic compositions useful for three dimensional display applications11 Oct 2018US 2018/0291207 A1Nitto Denko Corporation
- Chromophores for photochromic compositions useful for three dimensional display applications16 Feb 2017US 2017/0044373 A1Nitto Denko Corporation
- Storage-stable dye solutions26 Jan 2017US 2017/0022366 A1Archroma IP GmbH
Most cited
By later US patents
- Near-infrared reflecting composite pigments76US 6,521,038 B2Dainichiseika Color & Chemicals Mfg. Co., Ltd. · 2003
- Amyloidosis and Alzheimer's disease diagnostic assay and reagents therefor27US 4,933,156 ASalutar, Inc. · 1990
- Amyloidosis and alzheimer's disease diagnostic assay and reagents therefor27US 5,039,511 ASalutar, Inc. · 1991
- Liquid crystal composition22US 4,588,517 AHitachi, Ltd. · 1986
- Green-yellow to orange monoazo paper dyes18US 4,071,312 AE. I. Du Pont de Nemours and Company · 1978