Fuel injection valve
US-10385813-B2 · Aug 20, 2019 · US
Arrangements of springs for valves used in fuel injectors or fuel injection pumps
Arrangements of springs for valves used in fuel injectors or fuel injection pumps · 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 | F02M2200/50 |
| Official title | Arrangements of springs for valves used in fuel injectors or fuel injection pumps |
| Display label | Arrangements of springs for valves used in fuel injectors or fuel injection pumps |
| Total patents | 104 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 13 |
| 2017 | 16 |
| 2018 | 16 |
| 2019 | 13 |
| 2020 | 13 |
| 2021 | 7 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Coil assembly
US-2019242344-A1 · Aug 8, 2019 · US
Check Valve, High-Pressure Component, and High-Pressure Fuel Pump
US-2019211789-A1 · Jul 11, 2019 · US
Fuel injector
US-10197028-B2 · Feb 5, 2019 · US
Fuel Injection System For An Internal Combustion Engine
US-2019017481-A1 · Jan 17, 2019 · US
High-pressure fuel supply pump including an electromagnetically driven intake valve
US-2018363590-A1 · Dec 20, 2018 · US
Fuel injector
US-2018340500-A1 · Nov 29, 2018 · US
Fuel injector
US-2018313316-A1 · Nov 1, 2018 · US
Valve Assembly For An Injection Valve
US-2018306156-A1 · Oct 25, 2018 · US
Fuel injector
US-10100797-B2 · Oct 16, 2018 · US
Fuel pump system of hybrid vehicle
US-2018290648-A1 · Oct 11, 2018 · US
Fuel pump system of hybrid vehicle
US-2018290649-A1 · Oct 11, 2018 · US
Injection valve
US-10094350-B2 · Oct 9, 2018 · US
Valve Assembly for an Injection Valve and Injection Valve
US-2018283334-A1 · Oct 4, 2018 · US
High-pressure fuel supply pump including an electromagnetically driven intake valve
US-10087889-B2 · Oct 2, 2018 · US
Method and systems for a multi-needle fuel injector
US-2018223784-A1 · Aug 9, 2018 · US
Fuel pump system of hybrid vehicle
US-10023185-B2 · Jul 17, 2018 · US
Valve device and device for manufacturing valve device
US-2018100478-A1 · Apr 12, 2018 · US
Fuel injection valve
US-2018080421-A1 · Mar 22, 2018 · US
Fuel injection valve
US-9885328-B2 · Feb 6, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M2200/50?
- CPC F02M2200/50 is the Cooperative Patent Classification code for “Arrangements of springs for valves used in fuel injectors or fuel injection pumps.”
- How many patents are filed under CPC F02M2200/50 (Arrangements of springs for valves used in fuel injectors or fuel injection pumps)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC F02M2200/50 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).