- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 29/033 - Monoazo dyes prepared by diazotising and coupling characterised by the diazo component from diazotised amines containing a heterocyclic ring
Patent holdings for IPC class C09B 29/033
Total number of patents in this class: 60
10-year publication summary
|
5
|
2
|
3
|
1
|
4
|
2
|
1
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29992 |
7 |
| Milliken & Company | 1177 |
7 |
| The Procter & Gamble Company | 21993 |
6 |
| 3m Innovative Properties Company | 17608 |
5 |
| Conopco, Inc. | 4947 |
2 |
| Mitsubishi Rayon Co., Ltd. | 884 |
2 |
| Mitsubishi Chemical Corporation | 4648 |
2 |
| DyStar Colours Deutschland GmbH | 25 |
2 |
| FUJIFILM Imaging Colorants Limited | 203 |
2 |
| Huntsman International LLC | 702 |
2 |
| Kao Germany GmbH | 277 |
2 |
| Samsung Display Co., Ltd. | 36963 |
1 |
| Unilever PLC | 3099 |
1 |
| Unilever N.V. | 3008 |
1 |
| LG Chem, Ltd. | 17706 |
1 |
| Sony Corporation | 30680 |
1 |
| Merck Patent GmbH | 5731 |
1 |
| Kao Corporation | 5020 |
1 |
| Archroma IP GmbH | 460 |
1 |
| DyStar Colours Distribution GmbH | 167 |
1 |
| Other owners | 12 |