C09B 62/523
The reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl amido or
Official title: the reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl amido or hydroxyalkyl amino sulfonyl group, a quaternised or non-quaternised amino alkyl sulfonyl amido group, or a substituted alkyl amino sulfonyl group, or a halogen alkyl sulfonyl amido or halogen alkyl amino sulfonyl group or a vinyl sulfonylamido or a substituted vinyl sulfonamido group
C09B62/523 (The reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl amido or) appears on 12 US grants and 2 published applications in this corpus.
Search patents in C09B- Granted patents
- 12
- Published applications
- 2
- Assignees
- 8
- Inventors
- 26
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 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 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dyes undergoing changes in color and fluorescence upon binding of organic oxo compounds18 Aug 2026US 12,710,366 B2Bundesrepublik Deutschland, vertreten durch den Bundesminister für Wirtschaft und Energie, dieser vertreten durch den Präsidenten der Bundesanstalt für Materialforschung und -prüfung, (BAM)
- .beta.-phenoxyethylamines and their use for the preparation of dyestuffs30 Jun 1992US 5,126,481 ABayer Aktiengesellschaft
- Beta-phenoxyethylamines and their use for the preparation of dyestuffs20 Aug 1991US 5,041,629 ABayer Aktiengesellschaft
- N-alkyl-N-(aminophenylsulfonyl)-aminoalkylphosphonic acids25 Jul 1989US 4,851,158 ACrompton & Knowles Corporation
- Water-soluble azaphthalocyanines and their use as photoactivators in bleaching14 Apr 1987US 4,657,554 ACiba-Geigy Corporation
- Dyes undergoing changes in color and fluorescence upon binding of organic oxo compounds2 May 2024US 2024/0142377 A1Bundesrepublik Deutschland, Vertreten Durch Den Bundesminister FüR Wirtschaft Und Energie, Dieser Ve
- Mixtures of Reactive Dyes and Their Use26 Jun 2014US 2014/0173835 A1Huntsman International LLC
Most cited
By later US patents
- Water-soluble azaphthalocyanines and their use as photoactivators in bleaching18US 4,657,554 ACiba-Geigy Corporation · 1987
- Acid disazo dyestuffs containing a substituted thiophene middle component11US 4,180,503 ABayer Aktiengesellschaft · 1979
- Water soluble monoazo dyes for nylon5US 4,330,468 AImperial Chemical Industries PLC · 1982
- Aminosulfonylphenyl-azo-indolyl dyestuffs4US 4,000,123 ABayer Aktiengesellschaft · 1976
- Disazo dyestuff sulphuric acid ester3US 4,247,460 ABayer Aktiengesellschaft · 1981