- All sections
- B - Performing operationstransporting
- B29C - Shaping or joining of plasticsshaping of material in a plastic state, not otherwise provided forafter-treatment of the shaped products, e.g. repairing
- B29C 48/385 - Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
Patent holdings for IPC class B29C 48/385
Total number of patents in this class: 124
10-year publication summary
|
8
|
8
|
18
|
18
|
13
|
15
|
14
|
11
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aladdin Manufacturing Corporation | 244 |
31 |
| HSP Technologies Inc. | 21 |
9 |
| Shibaura Machine Co., Ltd. | 259 |
7 |
| SABIC Global Technologies B.V. | 4597 |
6 |
| Buss AG | 50 |
4 |
| PureLoop GesmbH | 13 |
3 |
| Toshiba Kikai Kabushiki Kaisha | 258 |
3 |
| Amrize Technology Switzerland LLC | 717 |
3 |
| The Boeing Company | 20160 |
2 |
| Continental Reifen Deutschland GmbH | 2538 |
2 |
| Kaneka Corporation | 4703 |
2 |
| Coperion GmbH | 165 |
2 |
| Covestro Deutschland AG | 2833 |
2 |
| Entex Rust & Mitschke GmbH | 35 |
2 |
| f.lli Maris S.p.A. | 6 |
2 |
| Gamma Meccanica S.p.A. | 11 |
2 |
| Nationwide 5, LLC | 8 |
2 |
| Next Generation Recyclingmaschinen GmbH | 41 |
2 |
| Pirelli Tyre S.p.A. | 1961 |
2 |
| Sacmi Cooperativa Meccanici Imola Societa' Cooperativa | 589 |
2 |
| Other owners | 34 |