- 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 48/33 - 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: 19
10-year publication summary
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0
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1
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2
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3
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3
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4
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1
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5
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3
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1
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clextral | 34 |
3 |
| Continuous Composites Inc. | 201 |
3 |
| battenfeld-cincinnati Germany GmbH | 53 |
2 |
| CertainTeed LLC | 511 |
2 |
| Wisconsin Alumni Research Foundation | 3774 |
1 |
| Guill Tool & Engineering Co., Inc. | 43 |
1 |
| KraussMaffei Berstorff GmbH | 30 |
1 |
| Reading Bakery Systems, Inc. | 8 |
1 |
| Teknologian Tutkimuskeskus VTT Oy | 471 |
1 |
| Reliefed AB | 25 |
1 |
| Signify Holding B.V. | 6837 |
1 |
| Pruven Technologies, LLC | 1 |
1 |
| Hc-kunststoffwerk Rülzheim GmbH | 2 |
1 |
| Other owners | 0 |