Valve device
US-11920685-B2 · Mar 5, 2024 · US
Special flap shapes, ribs, bores or the like
Special flap shapes, ribs, bores or the like · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02D9/101 |
| Official title | {Special flap shapes, ribs, bores or the like} |
| Display label | Special flap shapes, ribs, bores or the like |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 13 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Throttle body with fluid flow control
US-11781493-B2 · Oct 10, 2023 · US
Exhaust restriction device for improved sensor signal
US-11746685-B2 · Sep 5, 2023 · US
Exhaust restriction device for improved sensor signal
US-2023235690-A1 · Jul 27, 2023 · US
Valve device
US-2023167907-A1 · Jun 1, 2023 · US
Throttle plate
US-11591988-B2 · Feb 28, 2023 · US
Annular ring mixer with vanes
US-11499489-B2 · Nov 15, 2022 · US
Annular ring mixer with vanes
US-2022307436-A1 · Sep 29, 2022 · US
Throttle body with fluid flow control
US-2022145812-A1 · May 12, 2022 · US
Throttle body with fluid flow control
US-11268455-B2 · Mar 8, 2022 · US
Exhaust system for an internal combustion engine
US-11174768-B2 · Nov 16, 2021 · US
Engine throttle body hydrocarbon emissions reduction system
US-11149656-B1 · Oct 19, 2021 · US
Throttle plate
US-2021285405-A1 · Sep 16, 2021 · US
Flap device for an internal combustion engine
US-10954866-B2 · Mar 23, 2021 · US
Control of combustion engine shut down
US-10954875-B2 · Mar 23, 2021 · US
Exhaust system for an internal combustion engine
US-2021033008-A1 · Feb 4, 2021 · US
Internal combustion engine and a method comprising control of the engine to provide a braking torque
US-10801419-B2 · Oct 13, 2020 · US
Regulating device for an internal combustion engine
US-10767570-B2 · Sep 8, 2020 · US
Valve device
US-10738715-B2 · Aug 11, 2020 · US
Turbine supercharger and two-stage supercharging system
US-10697377-B2 · Jun 30, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02D9/101?
- CPC F02D9/101 is the Cooperative Patent Classification code for “Special flap shapes, ribs, bores or the like.”
- How many patents are filed under CPC F02D9/101 (Special flap shapes, ribs, bores or the like)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC F02D9/101 growing?
- Publication counts under this code: 5 in 2023 vs 1 in 2024 (latest complete years).