- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 2/42 - Polymerisation using regulators, e.g. chain terminating agents using short-stopping agents
Patent holdings for IPC class C08F 2/42
Total number of patents in this class: 113
10-year publication summary
|
4
|
10
|
9
|
5
|
6
|
0
|
2
|
2
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ExxonMobil Chemical Patents Inc. | 3759 |
9 |
| Dow Global Technologies LLC | 11090 |
6 |
| Chevron Phillips Chemical Company LP | 1880 |
6 |
| SABIC Global Technologies B.V. | 4633 |
6 |
| ExxonMobil Research And Engineering Company | 2386 |
4 |
| INEOS Europe AG | 218 |
4 |
| INEOS Styrolution Group GmbH | 364 |
4 |
| BASF SE | 21334 |
3 |
| Arkema France | 4237 |
3 |
| Bostik SA | 690 |
3 |
| Unilever PLC | 2972 |
2 |
| California Institute of Technology | 4048 |
2 |
| Allessa GmbH | 7 |
2 |
| Angus Chemical Company | 96 |
2 |
| Basell Polyolefine GmbH | 516 |
2 |
| Rhodia Operations | 1477 |
2 |
| Total Petrochemicals Research Feluy | 168 |
2 |
| Chambroad Chemical Industry Research Institute Co., Ltd. | 5 |
2 |
| Qingdao University of Science and Technology | 115 |
2 |
| Shandong Huaju Polymer Materials Co., Ltd. | 2 |
2 |
| Other owners | 45 |