- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 62/44 - Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
Patent holdings for IPC class C09B 62/44
Total number of patents in this class: 40
10-year publication summary
|
3
|
1
|
6
|
0
|
1
|
3
|
1
|
0
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huntsman Advanced Materials (Switzerland) GmbH | 181 |
10 |
| DyStar Colours Deutschland GmbH | 25 |
4 |
| DyStar Colours Distribution GmbH | 168 |
4 |
| Milliken & Company | 1194 |
4 |
| Colourtex Industries Limited | 8 |
3 |
| Huntsman International LLC | 721 |
3 |
| Johnson & Johnson Vision Care, Inc. | 1186 |
2 |
| Archroma IP GmbH | 461 |
2 |
| DyStar Textilfarben GmbH & Co. Deutschland KG | 35 |
2 |
| Dalian University of Technology | 1521 |
1 |
| Morgan State University | 80 |
1 |
| The Regents of the University of Colorado, a body corporate | 2649 |
1 |
| Bezema AG | 1 |
1 |
| Archroma (Switzerland) GmbH | 17 |
1 |
| Hyprskn Inc. | 8 |
1 |
| Other owners | 0 |