- 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 48/41 - Intermeshing counter-rotating screws
Patent holdings for IPC class B29C 48/41
Total number of patents in this class: 37
10-year publication summary
|
0
|
0
|
3
|
1
|
3
|
7
|
5
|
10
|
6
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| POMINI RUBBER & PLASTICS S.r.l. | 8 |
4 |
| Holcim Technology Ltd. | 991 |
3 |
| Tekalen Holding Verwaltungs GmbH | 3 |
3 |
| Outside The Box Materials, LLC | 3 |
3 |
| Buss AG | 49 |
2 |
| F.a.p. S.r.l. | 5 |
2 |
| Starlinger & Co Gesellschaft m.b.H. | 109 |
2 |
| U.b.q. Materials Ltd. | 33 |
2 |
| Wuyi University | 344 |
2 |
| Dow Global Technologies LLC | 10332 |
1 |
| Compagnie générale des établissements Michelin SCA | 2570 |
1 |
| Mitsubishi Chemical Corporation | 4514 |
1 |
| Armor | 60 |
1 |
| Borealis AG | 2808 |
1 |
| Costruzioni Meccaniche Luigi Bandera S.p.A. | 62 |
1 |
| Covestro Deutschland AG | 2748 |
1 |
| HELIX GmbH | 7 |
1 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2874 |
1 |
| Dow Silicones Corporation | 1929 |
1 |
| Moon Creative Lab Inc. | 25 |
1 |
| Other owners | 3 |