- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04F - Pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped; siphons
- F04F 10/02 - Gravity-actuated siphons
Patent holdings for IPC class F04F 10/02
Total number of patents in this class: 18
10-year publication summary
|
0
|
1
|
5
|
6
|
2
|
2
|
0
|
3
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| W&e International (Canada) Corp. | 19 |
4 |
| Bradley Fixtures Corporation | 182 |
3 |
| AECI Mining Limited | 12 |
2 |
| AEL Mining Services Limited | 25 |
1 |
| Jarala AS | 9 |
1 |
| Nijhuis Pompen B.V. | 1 |
1 |
| FLSmidth A/S | 859 |
1 |
| Jet Line Infrastructure Ltd. | 2 |
1 |
| Gex Corporation | 9 |
1 |
| KNIGHT, Bradford G. | 1 |
1 |
| Frank L Bullard, IV | 1 |
1 |
| Viscon Group Holding B.V. | 30 |
1 |
| Other owners | 0 |