- 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 48/39 - Plasticisers, homogenisers or feeders comprising two or more stages a first extruder feeding the melt into an intermediate location of a second extruder
Patent holdings for IPC class B29C 48/39
Total number of patents in this class: 35
10-year publication summary
|
1
|
3
|
6
|
1
|
6
|
2
|
5
|
0
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Coperion GmbH | 165 |
3 |
| PureLoop GesmbH | 13 |
3 |
| Amrize Technology Switzerland LLC | 717 |
3 |
| Next Generation Recyclingmaschinen GmbH | 41 |
2 |
| Universite de Montpellier | 1042 |
2 |
| NXP USA, Inc. | 4394 |
2 |
| Ecole Nationale Superieure de Chimie de Montpellier - Enscm | 19 |
2 |
| Ecole des Mines D'ales | 3 |
2 |
| Centre National de La Recherche Scientifique | 11016 |
1 |
| Compagnie générale des établissements Michelin SCA | 2715 |
1 |
| Mitsubishi Chemical Corporation | 4721 |
1 |
| Association pour La Recherche et le Developpement de Methodes et Processus Industriels-armines | 72 |
1 |
| Association pour La Recherche et le Developpement des Methodes et Processus Industriels “armines” | 25 |
1 |
| Borealis AG | 2735 |
1 |
| Changwon National University Industry Academy Cooperation Corps | 103 |
1 |
| ColorMatrix Holdings, Inc. | 125 |
1 |
| Entex Rust & Mitschke GmbH | 35 |
1 |
| The Japan Steel Works, Ltd. | 818 |
1 |
| KraussMaffei Technologies GmbH | 327 |
1 |
| Agc, Inc. | 5502 |
1 |
| Other owners | 4 |