- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16L - Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general
- F16L 37/35 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the valves having an axial bore communicating with lateral apertures
Patent holdings for IPC class F16L 37/35
Total number of patents in this class: 116
10-year publication summary
|
3
|
4
|
9
|
10
|
9
|
11
|
8
|
17
|
18
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Colder Products Company | 225 |
20 |
| Staubli Faverges | 162 |
7 |
| Self-energising Coupling Company Limited | 25 |
6 |
| ICU Medical, Inc. | 856 |
5 |
| Diversey, Inc. | 961 |
4 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3515 |
3 |
| Parker-Hannifin Corporation | 999 |
3 |
| Tatsumi Corporation | 52 |
3 |
| Danfoss A/S | 1259 |
3 |
| Danfoss Power Solutions II | 8 |
3 |
| Schaeffler Technologies AG & Co. KG | 8880 |
2 |
| Hewlett Packard Enterprise Development LP | 10702 |
2 |
| Engineered Controls International, LLC | 122 |
2 |
| Faster S.p.A. | 27 |
2 |
| Ipn IP B.V. | 23 |
2 |
| Parker Intangibles LLC | 1237 |
2 |
| Rototilt Group AB | 37 |
2 |
| Stucchi S.p.A. | 29 |
2 |
| Vetco Gray Scandinavia AS | 177 |
2 |
| Baker Hughes Incorporated | 5689 |
1 |
| Other owners | 40 |