- 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: 878
10-year publication summary
|
33
|
40
|
41
|
31
|
73
|
88
|
114
|
107
|
151
|
87
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Basell Poliolefine Italia S.r.l. | 933 |
30 |
| GreenMantra Recycling Technologies Ltd. | 72 |
26 |
| LG Chem, Ltd. | 17921 |
20 |
| Unicharm Corporation | 2968 |
18 |
| Evonik Operations GmbH | 4362 |
16 |
| The Procter & Gamble Company | 21855 |
15 |
| BASF SE | 21303 |
13 |
| Korea Research Institute of Chemical Technology | 1469 |
12 |
| Centre National de La Recherche Scientifique | 11023 |
11 |
| Covestro Deutschland AG | 2833 |
10 |
| Ioniqa Technologies B.V. | 43 |
10 |
| Asahi Kasei Kabushiki Kaisha | 2833 |
9 |
| Equistar Chemicals, LP | 347 |
9 |
| Hitachi Chemical Company, Ltd. | 2241 |
8 |
| Uni-Charm Corporation | 599 |
8 |
| Nan Ya Plastics Corporation | 500 |
8 |
| Oxford University Innovation Limited | 1663 |
8 |
| SABIC Global Technologies B.V. | 4597 |
8 |
| Inter IKEA Systems B.V. | 475 |
7 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
6 |
| Other owners | 626 |