- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 67/42 - Preparations of dyes not provided for in a single one of groups
Patent holdings for IPC class C09B 67/42
Total number of patents in this class: 97
10-year publication summary
|
5
|
2
|
12
|
5
|
4
|
7
|
8
|
7
|
6
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milliken & Company | 1253 |
10 |
| FUJIFILM Corporation | 27102 |
8 |
| M. Technique Co., Ltd. | 237 |
5 |
| DIC Corporation | 3597 |
4 |
| Icrom S.R.L. | 5 |
4 |
| Chemetall GmbH | 382 |
3 |
| The Procter & Gamble Company | 22178 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
2 |
| Polatechno Co., Ltd. | 116 |
2 |
| Chromaflo Technologies Europe B.V. | 7 |
2 |
| Anomera Inc. | 45 |
2 |
| Coloursmith Labs Inc. | 6 |
2 |
| 3m Innovative Properties Company | 18406 |
1 |
| Evonik Carbon Black GmbH | 32 |
1 |
| Hewlett-Packard Development Company, L.P. | 28538 |
1 |
| Nitto Denko Corporation | 7879 |
1 |
| Board of Regents, The University of Texas System | 5370 |
1 |
| Applied Biosystems, LLC | 454 |
1 |
| PPG Industries Ohio, Inc. | 3430 |
1 |
| Empire Technology Development LLC | 1636 |
1 |
| Other owners | 43 |