C09B 68/4257
Carboxylic acid groups
Official title: {Carboxylic acid groups}
C09B68/4257 (Carboxylic acid groups) appears on 21 US grants and 25 published applications in this corpus.
Search patents in C09B- Granted patents
- 21
- Published applications
- 25
- Assignees
- 12
- Inventors
- 50
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 0 | 2 |
| 2002 | 3 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 1 |
| 2008 | 1 | 5 |
| 2009 | 2 | 2 |
| 2010 | 3 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 5 |
| 2013 | 2 | 0 |
| 2014 | 2 | 2 |
| 2015 | 2 | 1 |
| 2016 | 2 | 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.
Recent patents
- Hybrid pigments and methods of making same23 Jul 2024US 12,043,745 B2Day-Glo Color Corp.
- Production process for self-dispersible pigment, self-dispersible pigment, ink, ink cartridge and ink jet recording method4 Oct 2016US 9,458,323 B2Canon Kabushiki Kaisha
- Synthesis method for self-dispersible pigment, self-dispersible pigment, ink jet ink, ink cartridge, and ink jet recording method16 Feb 2016US 9,260,611 B2Canon Kabushiki Kaisha
- Surface modified pigments and non-aqueous inks therewith13 Oct 2015US 9,156,989 B2Agfa Graphics NV
- Sulfonate modified nanocrystals23 Jun 2015US 9,061,903 B2Life Technologies Corporation
- Hybrid pigments and methods of making same15 Dec 2022US 2022/0396701 A1Day-Glo Color Corp.
- Production process for self-dispersible pigment, self-dispersible pigment, ink, ink cartridge and ink jet recording method31 Dec 2015US 2015/0376413 A1Canon Kabushiki Kaisha
- Surface modified pigments and non-aqueous inks therewith6 Nov 2014US 2014/0326164 A1Agfa Graphics NV
- Water-Based Ink for Ink-Jet Recording, Ink Cartridge, Ink-Jet Recording Apparatus, and Ink-Jet Recording Method15 May 2014US 2014/0132680 A1Brother Kogyo Kabushiki Kaisha
- Modified colored pigments15 Nov 2012US 2012/0285347 A1Cabot Corporation
Most cited
By later US patents
- Modified pigments having improved dispersing properties46US 6,336,965 B12002
- Modified pigments having improved dispersing properties45US 6,478,863 B2Cabot Corporation · 2002
- Method of attaching a group to a pigment37US 6,432,194 B1Cabot Corporation · 2002
- Modified pigments having improved dispersing properties24US 7,056,962 B2Cabot Corporation · 2006
- Aqueous ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus and image forming method24US 7,267,717 B2Canon Kabushiki Kaisha · 2007