- 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: 273
10-year publication summary
|
23
|
18
|
20
|
19
|
18
|
17
|
16
|
33
|
13
|
1
|
| 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. | 772 |
12 |
| HSP Technologies Inc. | 21 |
11 |
| Shibaura Machine Co., Ltd. | 245 |
9 |
| Gneuss GmbH | 60 |
8 |
| Arlanxeo Deutschland GmbH | 276 |
7 |
| Coperion GmbH | 154 |
7 |
| INEOS Styrolution Group GmbH | 352 |
7 |
| Tesa SE | 1074 |
7 |
| Sumitomo Chemical Company, Limited | 9120 |
5 |
| Buss AG | 49 |
5 |
| Starlinger & Co Gesellschaft m.b.H. | 112 |
5 |
| Toshiba Kikai Kabushiki Kaisha | 271 |
5 |
| Encore Medical, L.P. (d/b/a/ DJO Surgical) | 92 |
4 |
| Gamma Meccanica S.p.A. | 10 |
4 |
| Next Generation Recyclingmaschinen GmbH | 32 |
4 |
| Compagnie Generale des Etablissements Michelin | 4842 |
4 |
| Dow Global Technologies LLC | 10655 |
3 |
| Borealis AG | 2765 |
3 |
| Bostik SA | 662 |
3 |
| Bruckner Maschinenbau GmbH | 68 |
3 |
| Other owners | 157 |