- All sections
- C - Chemistry; metallurgy
- C08J - Working-up; general processes of compounding; after-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: 623
10-year publication summary
|
32
|
33
|
33
|
30
|
38
|
44
|
53
|
70
|
45
|
22
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aladdin Manufacturing Corporation | 194 |
40 |
| Columbia Insurance Company | 1569 |
16 |
| SHPP Global Technologies B.V. | 1045 |
11 |
| Borealis AG | 2558 |
9 |
| RISE Building Products LLC | 16 |
9 |
| Chevron U.S.A. Inc. | 3774 |
8 |
| Eastman Chemical Company | 2239 |
8 |
| BASF SE | 19740 |
7 |
| International Business Machines Corporation | 60644 |
7 |
| Uop LLC | 4083 |
6 |
| Zynnovation LLC | 11 |
6 |
| Huntsman International LLC | 708 |
5 |
| INEOS Styrolution Group GmbH | 325 |
5 |
| Krones AG | 2037 |
5 |
| SABIC Global Technologies B.V. | 4044 |
5 |
| U.b.q. Materials Ltd. | 26 |
5 |
| Dow Global Technologies LLC | 10147 |
4 |
| Arkema France | 3790 |
4 |
| Board of Supervisors of Louisiana State University and Agricultural and Mechanical College | 786 |
4 |
| GreenMantra Recycling Technologies Ltd. | 63 |
4 |
| Other owners | 455 |