- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 297/08 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
Patent holdings for IPC class C08F 297/08
Total number of patents in this class: 411
10-year publication summary
|
24
|
12
|
10
|
19
|
18
|
15
|
13
|
14
|
9
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10147 |
52 |
| Borealis AG | 2558 |
42 |
| Dow Global Technologies Inc. | 1055 |
38 |
| Basell Poliolefine Italia S.r.l. | 867 |
26 |
| Borealis Technology Oy | 275 |
22 |
| LG Chem, Ltd. | 17205 |
19 |
| ExxonMobil Chemical Patents Inc. | 4286 |
17 |
| Japan Polypropylene Corporation | 132 |
15 |
| Sumitomo Chemical Company, Limited | 8808 |
13 |
| Mitsui Chemicals, Inc. | 3134 |
13 |
| Basell Polyolefine GmbH | 575 |
11 |
| Prime Polymer Co., Ltd. | 179 |
9 |
| Toho Titanium Co., Ltd. | 249 |
9 |
| Centre National de La Recherche Scientifique | 9632 |
8 |
| Ecole Superieure de Chimie Physique Electronique de Lyon | 71 |
8 |
| Universite Claude Bernard Lyon 1 | 921 |
8 |
| Compagnie Generale des Etablissements Michelin | 4450 |
8 |
| Compagnie générale des établissements Michelin SCA | 2477 |
5 |
| Equistar Chemicals, LP | 342 |
4 |
| Hanwha Total Petrochemical Co., Ltd. | 27 |
4 |
| Other owners | 80 |