- All sections
- B - Performing operations; transporting
- B65D - Containers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers; accessories, closures, or fittings therefor; packaging elements; packages
- B65D 88/70 - Large containers characterised by means facilitating filling or emptying preventing bridge formation using fluid jets
Patent holdings for IPC class B65D 88/70
Total number of patents in this class: 68
10-year publication summary
2
|
5
|
6
|
11
|
4
|
5
|
6
|
2
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dynamic Air, Inc. | 33 |
6 |
Sandbox Enterprises LLC | 133 |
6 |
Martin Engineering Company | 110 |
4 |
Societe Financiere de Gestion | 8 |
3 |
Schlumberger Canada Limited | 6913 |
2 |
Allerion Oilfield Services Inc. | 22 |
2 |
Control Concepts, Inc. | 15 |
2 |
Kanto Denka Kogyo Co., Ltd. | 137 |
2 |
OLI S.p.A. | 18 |
2 |
Paul Wurth S.A. | 392 |
2 |
Yoshikawa Corporation | 40 |
2 |
The Young Industries, Inc. | 20 |
2 |
Thejo Engineering Limited | 9 |
2 |
NRS Corporation | 6 |
2 |
Oitech S. de R.L. de C.V. | 2 |
2 |
Schlumberger Technology B.v. | 4951 |
1 |
Schlumberger Holdings Limited | 2947 |
1 |
Hewlett-Packard Development Company, L.P. | 28538 |
1 |
Akatake Engineering Company, Limited | 1 |
1 |
Changexplorer Production | 3 |
1 |
Other owners | 22 |