System and method for controlling dual starter air valve
US-11795880-B2 · Oct 24, 2023 · US
Centrifugal governers directly linked to valves · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F01D17/205 |
| Official title | {Centrifugal governers directly linked to valves} |
| Display label | Centrifugal governers directly linked to valves |
| Total patents | 14 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11795880-B2 · Oct 24, 2023 · US
US-2022349348-A1 · Nov 3, 2022 · US
US-11401868-B2 · Aug 2, 2022 · US
US-11008979-B2 · May 18, 2021 · US
US-10934885-B2 · Mar 2, 2021 · US
US-2020408104-A1 · Dec 31, 2020 · US
US-2020378343-A1 · Dec 3, 2020 · US
US-2020309160-A1 · Oct 1, 2020 · US
US-10767666-B1 · Sep 8, 2020 · US
US-10458529-B2 · Oct 29, 2019 · US
US-10167732-B2 · Jan 1, 2019 · US
US-2018230852-A1 · Aug 16, 2018 · US
US-2017356532-A1 · Dec 14, 2017 · US
US-2016312652-A1 · Oct 27, 2016 · US