C09B 29/0059
The heterocyclic ring containing only sulfur as heteroatom
Official title: {the heterocyclic ring containing only sulfur as heteroatom}
C09B29/0059 (The heterocyclic ring containing only sulfur as heteroatom) appears on 96 US grants and 37 published applications in this corpus.
Search patents in C09B- Granted patents
- 96
- Published applications
- 37
- Assignees
- 36
- Inventors
- 135
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 3 |
| 2011 | 3 | 5 |
| 2012 | 4 | 7 |
| 2013 | 4 | 3 |
| 2014 | 5 | 3 |
| 2015 | 3 | 8 |
| 2016 | 3 | 1 |
| 2017 | 4 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Composition comprising hueing agent14 Jan 2025US 12,195,703 B2Milliken & Company
- Direct dyes and composition comprising the dyes5 Feb 2019US 10,196,520 B2Kao Germany GmbH
- Laundry care composition comprising carboxylate dye5 Dec 2017US 9,834,682 B2Milliken & Company
- Small molecules that covalently modify transthyretin26 Sep 2017US 9,771,321 B2The Scripps Research Institute
- Thiophene AZO carboxylate dyes and laundry care compositions containing the same5 Sep 2017US 9,752,104 B2The Procter & Gamble Company
- Composition Comprising Hueing Agent21 Dec 2023US 2023/0407207 A1Milliken & Company
- Laundry detergent31 Mar 2022US 2022/0098520 A1Conopco, Inc., d/b/a UNILEVER
- Composition Comprising Hueing Agent2 Sep 2021US 2021/0269747 A1Milliken & Company
- Direct dyes and composition comprising the dyes21 Dec 2017US 2017/0362436 A1Kao Germany GmbH
- Small Molecules That Covalently Modify Transthyretin6 Jul 2017US 2017/0190660 A9The Scripps Research Institute
Most cited
By later US patents
- Thiophene base colorants useful for coloring thermoset resins60US 4,912,203 AMilliken Research Corporation · 1990
- 2-Thienyl azo dyestuff compounds34US 4,264,495 AEastman Kodak Company · 1981
- Reactive colorants33US 4,775,748 AMilliken Research Corporation · 1988
- Azo dyes containing thienothiophene radicals as radicals of the diazo component26US 4,843,153 ABASF SE · 1989
- Heterocyclic azo dyes containing cyanothiophene derivatives as diazo components and diaminopyridines as coupling components22US 4,855,413 ABASF SE · 1989