- All sections
- E - Fixed constructions
- E03B - Installations or methods for obtaining, collecting, or distributing water
- E03B 9/02 - HydrantsArrangement of valves thereinKeys for hydrants
Patent holdings for IPC class E03B 9/02
Total number of patents in this class: 238
10-year publication summary
|
24
|
26
|
26
|
28
|
24
|
23
|
20
|
17
|
18
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mueller International, LLC | 711 |
87 |
| WCM Industries, Inc. | 228 |
27 |
| Sigelock Systems, L.L.C. | 15 |
10 |
| Vonroll InfraTec (Investment) AG | 31 |
9 |
| McWane, Inc. | 107 |
8 |
| AVK Holding A/S | 96 |
7 |
| Prier Products, Inc. | 15 |
5 |
| CPI Excavating Inc. | 3 |
3 |
| Kennedy Valve Company | 39 |
3 |
| Sakura Rubber Co., Ltd. | 18 |
3 |
| Silversmith, Inc. | 22 |
3 |
| Aquor Water Systems, Incorporated | 15 |
3 |
| AMI Investments, LLC | 7 |
2 |
| Merrill Manufacturing Company | 11 |
2 |
| No-des, Inc. | 14 |
2 |
| Sensus Spectrum LLC | 267 |
2 |
| Mirae Industries Co., Ltd | 7 |
2 |
| ThinkPod, Inc. | 3 |
2 |
| Trakker Industries, LLC | 2 |
2 |
| The Mosack Group, Inc. | 5 |
2 |
| Other owners | 54 |