- 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 49/04 - Weighted valves
Patent holdings for IPC class B65D 49/04
Total number of patents in this class: 55
10-year publication summary
|
11
|
1
|
5
|
1
|
1
|
2
|
2
|
3
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Guala Closures S.p.A. | 168 |
8 |
| Obrist Closures Switzerland GmbH | 269 |
6 |
| Owens-Brockway Glass Container Inc. | 799 |
6 |
| Société des Produits Nestlé S.A. | 10042 |
3 |
| Krallmann Kunststoffverarbeitung GmbH | 18 |
3 |
| Compania de Tapones Irrellenables, S.A. | 8 |
2 |
| Gefit S.p.A. | 10 |
2 |
| Hsil Limited | 3 |
2 |
| Laboratoires Thea | 285 |
2 |
| Poura Ltd | 5 |
2 |
| The Geneva Foundation | 8 |
2 |
| Torrent Innova, S.L. | 7 |
2 |
| ALCAN Packaging Capsules | 10 |
1 |
| Closurelogic GmbH | 3 |
1 |
| Nissei ASB Machine Co., Ltd. | 402 |
1 |
| TAPÌ s.p.a. | 12 |
1 |
| Estal Packaging, S.A. | 17 |
1 |
| Ataturk Universitesi Bilimsel Arastirma Projeleri Birimi | 85 |
1 |
| Labrenta S.r.l. | 2 |
1 |
| Guala Closures Patents B.V. | 6 |
1 |
| Other owners | 7 |