- 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 48/33 - Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
Patent holdings for IPC class B29C 48/33
Total number of patents in this class: 18
10-year publication summary
|
1
|
2
|
3
|
3
|
4
|
1
|
5
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clextral | 35 |
3 |
| battenfeld-cincinnati Germany GmbH | 55 |
2 |
| Continuous Composites Inc. | 201 |
2 |
| CertainTeed LLC | 570 |
2 |
| Wisconsin Alumni Research Foundation | 3877 |
1 |
| Guill Tool & Engineering Co., Inc. | 46 |
1 |
| KraussMaffei Berstorff GmbH | 30 |
1 |
| Reading Bakery Systems, Inc. | 8 |
1 |
| Teknologian Tutkimuskeskus VTT Oy | 531 |
1 |
| Reliefed AB | 29 |
1 |
| Signify Holding B.V. | 7551 |
1 |
| Pruven Technologies, LLC | 1 |
1 |
| Hc-kunststoffwerk Rülzheim GmbH | 2 |
1 |
| Other owners | 0 |