- All sections
- C - Chemistry; metallurgy
- C09B - Organic dyes or closely-related compounds for producing dyes; mordants; lakes
- C09B 29/01 - Monoazo dyes prepared by diazotising and coupling characterised by the diazo component
Patent holdings for IPC class C09B 29/01
Total number of patents in this class: 79
10-year publication summary
|
17
|
8
|
5
|
5
|
3
|
2
|
3
|
2
|
6
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huntsman Advanced Materials (Switzerland) GmbH | 131 |
6 |
| Canon Inc. | 36841 |
5 |
| Milliken & Company | 1253 |
5 |
| The Procter & Gamble Company | 22178 |
3 |
| Huntsman International LLC | 708 |
3 |
| Clariant Plastics & Coatings Ltd | 85 |
3 |
| FUJIFILM Corporation | 27102 |
2 |
| Nitto Denko Corporation | 7879 |
2 |
| Amazon Technologies, Inc. | 24422 |
2 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
2 |
| Mitsubishi Chemical Corporation | 4313 |
2 |
| Alcon, Inc. | 4899 |
2 |
| Archroma IP GmbH | 460 |
2 |
| Clariant Finance (BVI) Limited | 427 |
2 |
| Colourtex Industries Limited | 8 |
2 |
| DyStar Textilfarben GmbH & Co. Deutschland KG | 60 |
2 |
| Living Proof, Inc. | 129 |
2 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
2 |
| BASF SE | 19740 |
1 |
| LG Chem, Ltd. | 17205 |
1 |
| Other owners | 28 |