C09B 33/048
The coupling component being a bis-naphthol
Official title: the coupling component being a bis-naphthol
C09B33/048 (The coupling component being a bis-naphthol) appears on 6 US grants and 5 published applications in this corpus.
Search patents in C09B- Granted patents
- 6
- Published applications
- 5
- Assignees
- 4
- Inventors
- 19
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 2 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 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 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Reactive dyes and preparation methods thereof17 Sep 2024US 12,091,552 B2Nantong University
- Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter9 Sep 2014US 8,828,132 B2FUJIFILM Corporation
- Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording23 Oct 2012US 8,293,148 B2FUJIFILM Corporation
- Azo compound, azo pigment, pigment dispersion, coloring composition, ink for inkjet recording, coloring composition for color filter, color filter, and process for preparing a coloring composition for color filter24 Jul 2012US 8,226,734 B2FUJIFILM Corporation
- 6-azo-5,5′-dihydroxy-7,7′-disulfo-2-2′ dinaphthylamine derivatives12 May 2009US 7,531,009 B2Ciba Specialty Chemicals Corporation
- Reactive dyes and preparation methods thereof14 Mar 2024US 2024/0084144 A1Nantong University
- Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter3 Jan 2013US 2013/0000511 A1FUJIFILM Corporation
- Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording7 Jul 2011US 2011/0163283 A1FUJIFILM Corporation
- Azo compound, azo pigment, pigment dispersion, coloring composition, ink for inkjet recording, coloring composition for color filter, color filter, and process for preparing a coloring composition for color filter16 Jun 2011US 2011/0143270 A1FUJIFILM Corporation
- 6-Azo-5,5'-Dihydroxy-7,7'-Disulfo-2-2' Dinaphthylamine Derivatives21 Aug 2008US 2008/0196180 A1Ciba Specialty Chemicals Corporation
Most cited
By later US patents
- 6-azo-5,5′-dihydroxy-7,7′-disulfo-2-2′ dinaphthylamine derivatives1US 7,531,009 B2Ciba Specialty Chemicals Corporation · 2009
- Azo compound, azo pigment, pigment dispersion, coloring composition, ink for inkjet recording, coloring composition for color filter, color filter, and process for preparing a coloring composition for color filter1US 8,226,734 B2FUJIFILM Corporation · 2012
- Azo compounds, azo pigments, pigment dispersion, coloring composition, and ink for inkjet recording1US 8,293,148 B2FUJIFILM Corporation · 2012
- Pigment composition, ink for inkjet recording, coloring composition for color filter, and color filter1US 8,828,132 B2FUJIFILM Corporation · 2014