- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 11/16 - 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 inorganic material
Patent holdings for IPC class C08J 11/16
Total number of patents in this class: 749
10-year publication summary
|
26
|
30
|
36
|
35
|
29
|
68
|
71
|
107
|
102
|
102
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Basell Poliolefine Italia S.r.l. | 922 |
29 |
| GreenMantra Recycling Technologies Ltd. | 68 |
25 |
| LG Chem, Ltd. | 17656 |
18 |
| Unicharm Corporation | 2883 |
17 |
| The Procter & Gamble Company | 21998 |
15 |
| Evonik Operations GmbH | 4166 |
13 |
| Centre National de La Recherche Scientifique | 10531 |
11 |
| BASF SE | 20991 |
10 |
| Ioniqa Technologies B.V. | 43 |
10 |
| Equistar Chemicals, LP | 348 |
9 |
| Korea Research Institute of Chemical Technology | 1401 |
9 |
| Hitachi Chemical Company, Ltd. | 2339 |
8 |
| Uni-Charm Corporation | 603 |
8 |
| Oxford University Innovation Limited | 1553 |
8 |
| Covestro Deutschland AG | 2768 |
7 |
| Inter IKEA Systems B.V. | 432 |
7 |
| Asahi Kasei Kabushiki Kaisha | 2686 |
6 |
| IFP Energies Nouvelles | 2957 |
6 |
| SABIC Global Technologies B.V. | 4366 |
6 |
| Novoloop, Inc. | 12 |
6 |
| Other owners | 521 |