- All sections
- C - Chemistrymetallurgy
- C08J - Working-upgeneral processes of compoundingafter-treatment not covered by subclasses , , , or
- C08J 11/04 - Recovery or working-up of waste materials of polymers
Patent holdings for IPC class C08J 11/04
Total number of patents in this class: 692
10-year publication summary
|
33
|
33
|
30
|
38
|
44
|
51
|
70
|
55
|
60
|
50
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aladdin Manufacturing Corporation | 224 |
41 |
| Columbia Insurance Company | 1523 |
18 |
| Chevron U.S.A. Inc. | 3966 |
16 |
| SHPP Global Technologies B.V. | 1090 |
11 |
| Borealis AG | 2811 |
10 |
| RISE Building Products LLC | 28 |
10 |
| BASF SE | 20915 |
9 |
| Eastman Chemical Company | 2218 |
9 |
| Equistar Chemicals, LP | 346 |
9 |
| Dow Global Technologies LLC | 10349 |
8 |
| International Business Machines Corporation | 61287 |
7 |
| Zynnovation LLC | 13 |
7 |
| Uop LLC | 4238 |
6 |
| INEOS Styrolution Group GmbH | 344 |
6 |
| SABIC Global Technologies B.V. | 4347 |
6 |
| Huntsman International LLC | 718 |
5 |
| Centre National de La Recherche Scientifique | 10442 |
4 |
| Arkema France | 4149 |
4 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 823 |
4 |
| GreenMantra Recycling Technologies Ltd. | 67 |
4 |
| Other owners | 498 |