Exhaust valve assembly for a two-stroke internal combustion engine and method for cleaning same
US-10371021-B2 · Aug 6, 2019 · US
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for cleaning the valves
for cleaning the valves · 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 | F02D2013/0288 |
| Official title | {for cleaning the valves} |
| Display label | for cleaning the valves |
| Total patents | 3 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.