- All sections
- C - Chemistry; metallurgy
- C08J - Working-up; general processes of compounding; after-treatment not covered by subclasses , , , or
- C08J 3/205 - Compounding polymers with additives, e.g. colouring in the presence of a liquid phase
Patent holdings for IPC class C08J 3/205
Total number of patents in this class: 374
10-year publication summary
|
24
|
25
|
29
|
42
|
30
|
34
|
26
|
18
|
36
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10149 |
12 |
| ColorMatrix Holdings, Inc. | 122 |
11 |
| Rohm and Haas Company | 2850 |
10 |
| Arkema France | 3889 |
7 |
| Zeon Corporation | 3993 |
7 |
| E. I. du Pont de Nemours and Company | 4251 |
6 |
| Xerox Corporation | 7075 |
5 |
| Mitsubishi Chemical Corporation | 4446 |
5 |
| Beyond Lotus LLC | 24 |
5 |
| LG Chem, Ltd. | 17637 |
4 |
| Bridgestone Corporation | 7144 |
4 |
| Compagnie générale des établissements Michelin SCA | 2516 |
4 |
| Cabot Corporation | 554 |
4 |
| Carbios | 130 |
4 |
| DIC Corporation | 3663 |
4 |
| Omya International AG | 810 |
4 |
| Coronado Aesthetics, LLC | 26 |
4 |
| BASF SE | 20403 |
3 |
| The Boeing Company | 19909 |
3 |
| Danmarks Tekniske Universitet | 934 |
3 |
| Other owners | 265 |