- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 23/20 - Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
Patent holdings for IPC class C08L 23/20
Total number of patents in this class: 472
10-year publication summary
|
21
|
36
|
36
|
45
|
45
|
60
|
40
|
31
|
37
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsui Chemicals, Inc. | 3134 |
69 |
| Basell Poliolefine Italia S.r.l. | 867 |
51 |
| NOVA Chemicals (International) S.A. | 717 |
22 |
| Dow Global Technologies LLC | 10147 |
20 |
| Borealis AG | 2558 |
16 |
| ExxonMobil Chemical Patents Inc. | 4286 |
14 |
| Bridgestone Corporation | 7067 |
10 |
| 3m Innovative Properties Company | 18406 |
9 |
| The Procter & Gamble Company | 22178 |
8 |
| Basell Polyolefine GmbH | 575 |
6 |
| SABIC Global Technologies B.V. | 4044 |
6 |
| Synthomer Adhesive Technologies LLC | 101 |
6 |
| LG Chem, Ltd. | 17205 |
5 |
| Cooper-Standard Automotive Inc. | 261 |
5 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
5 |
| Kuraray Co., Ltd. | 3392 |
5 |
| Silgan Holdings Inc. | 67 |
5 |
| Dai Nippon Printing Co., Ltd. | 3891 |
4 |
| The Yokohama Rubber Co., Ltd. | 3929 |
4 |
| Bank of America, N.A. | 274 |
4 |
| Other owners | 198 |