- 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: 115
10-year publication summary
|
3
|
8
|
8
|
18
|
18
|
13
|
15
|
14
|
8
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aladdin Manufacturing Corporation | 220 |
30 |
| HSP Technologies Inc. | 21 |
9 |
| Shibaura Machine Co., Ltd. | 222 |
6 |
| SABIC Global Technologies B.V. | 4318 |
5 |
| Buss AG | 49 |
4 |
| Holcim Technology Ltd. | 985 |
3 |
| PureLoop GesmbH | 12 |
3 |
| Toshiba Kikai Kabushiki Kaisha | 286 |
3 |
| The Boeing Company | 20031 |
2 |
| Continental Reifen Deutschland GmbH | 2450 |
2 |
| Coperion GmbH | 153 |
2 |
| Covestro Deutschland AG | 2742 |
2 |
| Entex Rust & Mitschke GmbH | 35 |
2 |
| f.lli Maris S.p.A. | 6 |
2 |
| Nationwide 5, LLC | 8 |
2 |
| Next Generation Recyclingmaschinen GmbH | 27 |
2 |
| Pirelli Tyre S.p.A. | 1904 |
2 |
| Chtc Bio-Based Material Engineering & Technology(ningbo) Co., Ltd. | 2 |
2 |
| VB Soluzioni e Tecnologie S.r.l. | 5 |
2 |
| Rubbergreen Industrie | 18 |
2 |
| Other owners | 28 |