- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 3/02 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
Patent holdings for IPC class F16K 3/02
Total number of patents in this class: 1007
10-year publication summary
|
109
|
115
|
113
|
123
|
105
|
115
|
89
|
102
|
81
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VAT Holding AG | 197 |
54 |
| Cameron International Corporation | 1305 |
24 |
| Dayco IP Holdings, LLC | 396 |
16 |
| SRI Energy Inc. | 28 |
15 |
| Emerson Vulcan Holding LLC | 136 |
15 |
| Mueller International, LLC | 694 |
13 |
| Deltavalve, LLC | 52 |
12 |
| SMC Corporation | 1354 |
12 |
| z & J Technologies GmbH | 31 |
12 |
| DeZURIK, Inc. | 44 |
11 |
| FMC Technologies, Inc. | 603 |
11 |
| Kennedy Valve Company | 49 |
11 |
| GE Oil & Gas Pressure Control LP | 76 |
10 |
| Applied Materials, Inc. | 16587 |
9 |
| Halliburton Energy Services, Inc. | 20165 |
7 |
| Oil States Energy Services, L.L.C. | 79 |
7 |
| Worldwide Oilfield Machine, Inc. | 50 |
7 |
| Baker Hughes Oilfield Operations, LLC | 1885 |
7 |
| Emerson Automation Solutions Final Control US LP | 36 |
7 |
| Robert Bosch GmbH | 40953 |
6 |
| Other owners | 741 |