- All sections
- D - Textilespaper
- D21J - Fibreboardmanufacture of articles from cellulosic fibrous suspensions or from papier-mâché
- D21J 3/10 - Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds of hollow bodies
Patent holdings for IPC class D21J 3/10
Total number of patents in this class: 252
10-year publication summary
|
3
|
7
|
10
|
8
|
19
|
21
|
29
|
50
|
60
|
39
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pulpex Limited | 66 |
53 |
| Krones AG | 2286 |
20 |
| Alpla Werke Alwin Lehner GmbH & Co. KG | 430 |
17 |
| PAPACKS SALES GmbH | 61 |
16 |
| Société des Produits Nestlé S.A. | 10042 |
11 |
| Eco.logic Brands Inc. | 43 |
5 |
| KIEFEL GmbH | 155 |
5 |
| Lgab LLC | 14 |
5 |
| PulPac AB | 122 |
5 |
| Celwise AB | 27 |
4 |
| Huhtamaki Molded Fiber Technology B.V. | 63 |
4 |
| SIG Technology AG | 300 |
4 |
| Varden Process Pty Ltd | 33 |
4 |
| Acorn West LLC | 10 |
4 |
| Natural Resources (2000) Limited | 4 |
4 |
| Marine Innovation, Inc. | 13 |
4 |
| Blue Ocean Closures AB | 31 |
4 |
| Hewlett-Packard Development Company, L.P. | 25170 |
3 |
| Billerudkorsnas AB | 88 |
3 |
| Stora Enso Oyj | 1657 |
3 |
| Other owners | 74 |