- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/40 - Preparations of disperse dyes in liquid form
Patent holdings for IPC class C09B 67/40
Total number of patents in this class: 39
10-year publication summary
|
5
|
4
|
3
|
0
|
4
|
1
|
4
|
1
|
0
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United Color Manufacturing, Inc. | 23 |
4 |
| Nantong Textile & Silk Industrial Technology Research Institute | 80 |
3 |
| Covestro Deutschland AG | 2856 |
2 |
| Milliken & Company | 1144 |
2 |
| Milliken Industrials Limited | 15 |
2 |
| Soochow University | 1795 |
2 |
| Spectronics Corporation | 37 |
2 |
| Coloris Global Coloring Concept | 5 |
2 |
| Milliken Europe BV | 5 |
2 |
| Becton, Dickinson and Company | 7591 |
1 |
| Dai Nippon Printing Co., Ltd. | 4282 |
1 |
| China Tobacco Yunnan Industrial Co., Ltd. | 280 |
1 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 386 |
1 |
| DyStar Colours Distribution GmbH | 160 |
1 |
| Firmenich SA | 1784 |
1 |
| Fluoron GmbH | 20 |
1 |
| Hinoman Ltd. | 19 |
1 |
| Huntsman Advanced Materials (Switzerland) GmbH | 170 |
1 |
| Jiangnan University | 1648 |
1 |
| Nippon Kayaku Kabushiki Kaisha | 1475 |
1 |
| Other owners | 7 |