- 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 48/49 - Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
Patent holdings for IPC class B29C 48/49
Total number of patents in this class: 148
10-year publication summary
|
1
|
5
|
11
|
18
|
29
|
25
|
28
|
20
|
11
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Compagnie Generale des Etablissements Michelin | 4450 |
15 |
| International Business Machines Corporation | 60644 |
11 |
| Compagnie générale des établissements Michelin SCA | 2477 |
11 |
| 3m Innovative Properties Company | 18406 |
9 |
| Giesecke+Devrient Mobile Security GmbH | 586 |
5 |
| BBS Corporation | 17 |
4 |
| KraussMaffei Berstorff GmbH | 30 |
4 |
| PLA Giken Co., Ltd. | 15 |
4 |
| Continental Reifen Deutschland GmbH | 2324 |
3 |
| The Goodyear Tire & Rubber Company | 2569 |
3 |
| Gimac di Maccagnan Giorgio | 17 |
3 |
| Guill Tool & Engineering Co., Inc. | 43 |
3 |
| Technische Universitat Berlin | 343 |
3 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
2 |
| HSP Technologies Inc. | 21 |
2 |
| Nordson Corporation | 1246 |
2 |
| Pelican International Inc. | 54 |
2 |
| Pirelli Tyre S.p.A. | 1832 |
2 |
| Reifenhauser GmbH & Co. KG Maschinenfabrik | 168 |
2 |
| Sikora AG | 60 |
2 |
| Other owners | 56 |