- 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 48/41 - Intermeshing counter-rotating screws
Patent holdings for IPC class B29C 48/41
Total number of patents in this class: 32
10-year publication summary
0
|
0
|
0
|
3
|
1
|
3
|
7
|
5
|
9
|
4
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
POMINI RUBBER & PLASTICS S.r.l. | 8 |
4 |
Holcim Technology Ltd. | 868 |
3 |
Tekalen Holding Verwaltungs GmbH | 3 |
3 |
F.a.p. S.r.l. | 5 |
2 |
Starlinger & Co Gesellschaft m.b.H. | 102 |
2 |
U.b.q. Materials Ltd. | 26 |
2 |
Wuyi University | 307 |
2 |
Outside The Box Materials, LLC | 2 |
2 |
Dow Global Technologies LLC | 10147 |
1 |
Compagnie générale des établissements Michelin SCA | 2477 |
1 |
Mitsubishi Chemical Corporation | 4313 |
1 |
Armor | 58 |
1 |
Borealis AG | 2558 |
1 |
Buss AG | 49 |
1 |
Costruzioni Meccaniche Luigi Bandera S.p.A. | 63 |
1 |
Covestro Deutschland AG | 2429 |
1 |
HELIX GmbH | 7 |
1 |
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
1 |
KraussMaffei Extrusion GmbH | 49 |
1 |
REHAU Industries SE & Co. KG | 359 |
1 |
Other owners | 0 |