- All sections
- B - Performing operationstransporting
- B65D - Containers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containersaccessories, closures, or fittings thereforpackaging elementspackages
- B65D 51/20 - Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing
Patent holdings for IPC class B65D 51/20
Total number of patents in this class: 521
10-year publication summary
|
36
|
39
|
47
|
50
|
36
|
56
|
20
|
25
|
27
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Selig Sealing Products, Inc. | 123 |
44 |
| N.V. Nutricia | 1042 |
31 |
| Sonoco Development, Inc. | 774 |
25 |
| GPI Systems AB | 54 |
15 |
| Tekni-Plex, Inc. | 153 |
12 |
| Abbott Laboratories | 2464 |
9 |
| Alfelder Kunststoffwerke Herm. Meyer GmbH | 26 |
9 |
| CSP Technologies, Inc. | 331 |
7 |
| Nestec S.A. | 2707 |
6 |
| Toppan Printing Co., Ltd. | 2158 |
6 |
| Å&R Carton Lund Aktiebolag | 34 |
6 |
| Rieke LLC | 113 |
6 |
| Becton, Dickinson and Company | 7071 |
5 |
| Ardagh MP Group Netherlands B.V. | 86 |
5 |
| Compagnie Gervais Danone | 880 |
5 |
| Crown Packaging Technology, Inc. | 502 |
5 |
| Manufacture Generale de Joints | 8 |
5 |
| SA des Eaux Minerales d'Evian Saeme | 21 |
5 |
| Aragonesa de Desarrollos e Innovaciones, S.L. | 7 |
4 |
| Seal and Pack Co., Ltd. | 15 |
4 |
| Other owners | 307 |