- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- 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: 117
10-year publication summary
|
12
|
5
|
4
|
7
|
8
|
8
|
7
|
8
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milliken & Company | 1146 |
11 |
| FUJIFILM Corporation | 30594 |
8 |
| ISP Investments LLC | 435 |
7 |
| Icrom S.R.L. | 10 |
6 |
| M. Technique Co., Ltd. | 252 |
5 |
| DIC Corporation | 3974 |
4 |
| Chemetall GmbH | 374 |
3 |
| The Procter & Gamble Company | 21852 |
2 |
| Givaudan SA | 1985 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1462 |
2 |
| Polatechno Co., Ltd. | 107 |
2 |
| Chromaflo Technologies Europe B.V. | 7 |
2 |
| Anomera Inc. | 40 |
2 |
| Diapath S.p.A. | 38 |
2 |
| Pili | 21 |
2 |
| Coloursmith Labs Inc. | 7 |
2 |
| Samsung Electronics Co., Ltd. | 158442 |
1 |
| 3m Innovative Properties Company | 17458 |
1 |
| Evonik Carbon Black GmbH | 29 |
1 |
| Hewlett-Packard Development Company, L.P. | 25170 |
1 |
| Other owners | 51 |