- 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 47/50 - using at least two screws, one after the other, e.g. multi-stage plasticisers
Patent holdings for IPC class B29C 47/50
Total number of patents in this class: 56
10-year publication summary
|
7
|
7
|
2
|
1
|
0
|
0
|
0
|
0
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0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aladdin Manufacturing Corporation | 224 |
9 |
| U.S. Bank National Association | 712 |
5 |
| Entex Rust & Mitschke GmbH | 35 |
3 |
| Univation Technologies, LLC | 638 |
3 |
| Michelin Recherche et Technique S.A. | 2163 |
2 |
| Henkel AG & Co. KGaA | 10601 |
2 |
| The Bonnot Company | 4 |
2 |
| King Abdulaziz City for Science and Technology | 142 |
2 |
| Novo-Tech GmbH & Co. KG | 30 |
2 |
| Compagnie générale des établissements Michelin SCA | 2577 |
1 |
| Arlanxeo Deutschland GmbH | 277 |
1 |
| Asahi Fiber Glass Company, Limited | 48 |
1 |
| Coperion GmbH | 151 |
1 |
| Covestro Deutschland AG | 2765 |
1 |
| Gneuss GmbH | 59 |
1 |
| Intertape Polymer Corp. | 200 |
1 |
| Inxel Trademark & Patents Sagl | 5 |
1 |
| KraussMaffei Technologies GmbH | 341 |
1 |
| Lanxess International SA | 20 |
1 |
| Maag Pump Systems Textron GmbH | 2 |
1 |
| Other owners | 15 |