- 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 88/28 - Construction or shape of discharge section
Patent holdings for IPC class B65D 88/28
Total number of patents in this class: 163
10-year publication summary
|
23
|
16
|
14
|
11
|
14
|
10
|
10
|
5
|
5
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sandbox Enterprises LLC | 137 |
18 |
| LPW Technology Ltd. | 57 |
8 |
| Quickthree Technology, LLC | 28 |
7 |
| Valmet AB | 514 |
6 |
| National Steel Car Limited | 151 |
5 |
| Halliburton Energy Services, Inc. | 20944 |
4 |
| Danieli & C. Officine Meccaniche S.p.A. | 718 |
4 |
| HYL Technologies, S.A. de C.V. | 43 |
4 |
| Ishida Co., Ltd. | 535 |
4 |
| Oren Technologies, LLC | 32 |
3 |
| SCE | 3 |
3 |
| S.c.e. NV | 3 |
3 |
| LG Electronics Inc. | 73531 |
2 |
| Bulk Tank, Inc. | 51 |
2 |
| Dryair Manufacturing Corp. | 19 |
2 |
| Enviro Production Systems Inc. | 4 |
2 |
| Jenike & Johanson, Inc. | 4 |
2 |
| RDP Technologies, Inc. | 34 |
2 |
| ThyssenKrupp Uhde GmbH | 336 |
2 |
| TMSA - Tecnologia EM Movimentacao S.A. | 14 |
2 |
| Other owners | 78 |