- All sections
- E - Fixed constructions
- E03F - Sewerscesspools
- E03F 5/14 - Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Patent holdings for IPC class E03F 5/14
Total number of patents in this class: 408
10-year publication summary
|
20
|
30
|
26
|
46
|
32
|
37
|
40
|
34
|
17
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Advanced Drainage Systems, Inc. | 353 |
31 |
| Contech Engineered Solutions LLC | 277 |
20 |
| Oldcastle Infrastructure, Inc. | 102 |
15 |
| Hydro International plc | 32 |
13 |
| Huber SE | 103 |
8 |
| Smith & Loveless, Inc. | 112 |
7 |
| Fabco Industries, Inc. | 9 |
6 |
| StormTrap LLC | 33 |
6 |
| Utsunomiya Kogyo Co., Ltd. | 14 |
6 |
| Hydro Component Systems, LLC | 8 |
5 |
| Upstream Technologies, Inc. | 14 |
5 |
| Landroad Inc | 8 |
5 |
| Stormwater360 Group Limited | 13 |
5 |
| Chongqing University | 277 |
4 |
| KSB SE & Co. KGaA | 702 |
4 |
| Rockwool A/S | 806 |
4 |
| Wuhan Shengyu Drainage System Co., Ltd. | 19 |
4 |
| Decast Ltd. | 15 |
3 |
| Ehl Limited | 3 |
3 |
| Epic Cleantec Inc. | 15 |
3 |
| Other owners | 251 |