- All sections
- B - Performing operationstransporting
- B29B - Preparation or pretreatment of the material to be shapedmaking granules or preformsrecovery of plastics or other constituents of waste material containing plastics
- B29B 7/84 - Venting or degassing
Patent holdings for IPC class B29B 7/84
Total number of patents in this class: 284
10-year publication summary
|
23
|
18
|
24
|
19
|
19
|
18
|
17
|
36
|
15
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Japan Steel Works, Ltd. | 858 |
13 |
| HSP Technologies Inc. | 21 |
11 |
| Shibaura Machine Co., Ltd. | 261 |
9 |
| Coperion GmbH | 165 |
8 |
| Gneuss GmbH | 67 |
8 |
| Arlanxeo Deutschland GmbH | 278 |
7 |
| INEOS Styrolution Group GmbH | 361 |
7 |
| Tesa SE | 1130 |
7 |
| Sumitomo Chemical Company, Limited | 8968 |
5 |
| Buss AG | 50 |
5 |
| Starlinger & Co Gesellschaft m.b.H. | 114 |
5 |
| Toshiba Kikai Kabushiki Kaisha | 258 |
5 |
| Encore Medical, L.P. (d/b/a/ DJO Surgical) | 92 |
4 |
| Gamma Meccanica S.p.A. | 11 |
4 |
| Next Generation Recyclingmaschinen GmbH | 41 |
4 |
| Compagnie Generale des Etablissements Michelin | 4975 |
4 |
| Dow Global Technologies LLC | 10994 |
3 |
| Borealis AG | 2740 |
3 |
| Bostik SA | 682 |
3 |
| Bruckner Maschinenbau GmbH | 74 |
3 |
| Other owners | 166 |