C09B 43/132
Having the carboxylic group directly attached to an aromatic carbocyclic ring
Official title: having the carboxylic group directly attached to an aromatic carbocyclic ring
C09B43/132 (Having the carboxylic group directly attached to an aromatic carbocyclic ring) appears on 6 US grants and 2 published applications in this corpus.
Search patents in C09B- Granted patents
- 6
- Published applications
- 2
- Assignees
- 5
- Inventors
- 9
- Latest grant
- 30 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 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 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 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 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compound and structural body for detecting hydrogen sulfide30 Jul 2024US 12,049,469 B2Canon Kabushiki Kaisha
- Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording23 Oct 2012US 8,293,148 B2FUJIFILM Corporation
- Light-fast disazo dyestuffs1 Dec 1998US 5,844,101 ABayer Aktiengesellschaft
- Aminomethylnaphthalenecarboxlic acid dyestuffs18 Aug 1998US 5,795,971 ABayer Aktiengesellschaft
- Process for the mass coloration of polymers18 Jun 1985US 4,524,168 ACiba-Geigy Corporation
Most cited
By later US patents
- Process for the mass coloration of polymers14US 4,524,168 ACiba-Geigy Corporation · 1985
- Water-soluble disazo dyestuffs and process for coloring synthetic polyamide fibres with them1US 4,194,883 AHoechst Aktiengesellschaft · 1980
- Aminomethylnaphthalenecarboxlic acid dyestuffs1US 5,795,971 ABayer Aktiengesellschaft · 1998
- Light-fast disazo dyestuffs1US 5,844,101 ABayer Aktiengesellschaft · 1998
- Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording1US 8,293,148 B2FUJIFILM Corporation · 2012