- All sections
- B - Performing operations; transporting
- B29C - Shaping or joining of plastics; shaping of material in a plastic state, not otherwise provided for; after-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: 59
10-year publication summary
11
|
7
|
7
|
2
|
1
|
0
|
0
|
0
|
0
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Aladdin Manufacturing Corporation | 194 |
9 |
U.S. Bank National Association | 728 |
5 |
Entex Rust & Mitschke GmbH | 34 |
3 |
Univation Technologies, LLC | 667 |
3 |
Michelin Recherche et Technique S.A. | 2328 |
2 |
Henkel AG & Co. KGaA | 10129 |
2 |
The Bonnot Company | 4 |
2 |
King Abdulaziz City for Science and Technology | 151 |
2 |
Novo-Tech GmbH & Co. KG | 29 |
2 |
Evonik Röhm GmbH | 452 |
1 |
Compagnie générale des établissements Michelin SCA | 2477 |
1 |
Arlanxeo Deutschland GmbH | 302 |
1 |
Asahi Fiber Glass Company, Limited | 52 |
1 |
Coperion GmbH | 131 |
1 |
Covestro Deutschland AG | 2429 |
1 |
Gneuss GmbH | 54 |
1 |
Intertape Polymer Corp. | 181 |
1 |
Inxel Trademark & Patents Sagl | 7 |
1 |
KraussMaffei Technologies GmbH | 354 |
1 |
Lanxess International SA | 20 |
1 |
Other owners | 18 |