- All sections
- B - Performing operationstransporting
- B21C - Manufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rollingauxiliary operations used in connection with metal-working without essentially removing material
- B21C 33/02 - Feeding extrusion presses with metal to be extruded the metal being in liquid form
Patent holdings for IPC class B21C 33/02
Total number of patents in this class: 12
10-year publication summary
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0
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0
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2
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0
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1
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1
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1
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1
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0
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stratasys, Inc. | 719 |
3 |
| Robotic Research Opco, LLC | 114 |
2 |
| Alcoa Inc. | 295 |
1 |
| BRUNO PRESEZZI S.p.A. | 6 |
1 |
| Nexans | 613 |
1 |
| Yale University | 2363 |
1 |
| MELD Manufacturing Corporation | 46 |
1 |
| Tianqi Lithium Genesis Technology (Shenzhen) Ltd. | 10 |
1 |
| Chongqing Tianqi Lithium Co., Ltd. | 3 |
1 |
| Other owners | 0 |