- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
Patent holdings for IPC class C08J 11/24
Total number of patents in this class: 738
10-year publication summary
|
26
|
25
|
23
|
24
|
22
|
56
|
60
|
103
|
127
|
132
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2208 |
52 |
| LG Chem, Ltd. | 17680 |
32 |
| IFP Energies Nouvelles | 2960 |
29 |
| Resinate Materials Group, Inc. | 45 |
26 |
| SABIC Global Technologies B.V. | 4374 |
26 |
| Ioniqa Technologies B.V. | 43 |
24 |
| SK Chemicals Co., Ltd. | 616 |
22 |
| Covestro Deutschland AG | 2774 |
20 |
| 9449710 Canada Inc. | 21 |
19 |
| BASF SE | 21039 |
16 |
| Evonik Operations GmbH | 4178 |
14 |
| Jeplan, Inc. | 40 |
12 |
| Nan Ya Plastics Corporation | 441 |
11 |
| Poseidon Plastics Limited | 26 |
9 |
| Korea Research Institute of Chemical Technology | 1400 |
8 |
| revalyu Resources GmbH | 28 |
8 |
| General Electric Company | 13859 |
7 |
| Saudi Basic Industries Corporation | 552 |
7 |
| Inter IKEA Systems B.V. | 431 |
7 |
| Mitsubishi Heavy Industries, Ltd. | 8813 |
6 |
| Other owners | 383 |