- All sections
- C - Chemistrymetallurgy
- 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: 502
10-year publication summary
|
35
|
44
|
45
|
55
|
38
|
33
|
37
|
29
|
23
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsui Chemicals, Inc. | 3290 |
72 |
| Basell Poliolefine Italia S.r.l. | 948 |
51 |
| Dow Global Technologies LLC | 11106 |
23 |
| NOVA Chemicals (International) S.A. | 810 |
22 |
| Borealis AG | 2731 |
20 |
| ExxonMobil Chemical Patents Inc. | 3760 |
13 |
| Bridgestone Corporation | 7283 |
12 |
| Kuraray Co., Ltd. | 3619 |
10 |
| The Procter & Gamble Company | 21892 |
8 |
| 3m Innovative Properties Company | 17463 |
8 |
| SABIC Global Technologies B.V. | 4636 |
8 |
| Silgan Holdings Inc. | 74 |
8 |
| Daikin Industries, Ltd. | 10546 |
6 |
| Synthomer Adhesive Technologies LLC | 116 |
6 |
| LG Chem, Ltd. | 18005 |
5 |
| Cooper-Standard Automotive Inc. | 255 |
5 |
| Kingfa SCI & Tech Co. Ltd. | 736 |
5 |
| Dai Nippon Printing Co., Ltd. | 4298 |
4 |
| The Yokohama Rubber Co., Ltd. | 4126 |
4 |
| Bank of America, N.A. | 272 |
4 |
| Other owners | 208 |