Valve arrangement
US-10233794-B2 · Mar 19, 2019 · US
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Pneumatic arrangements
Pneumatic arrangements · 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 | F01L1/465 |
| Official title | {Pneumatic arrangements} |
| Display label | Pneumatic arrangements |
| Total patents | 4 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lash compensator spring end cap
US-10072535-B2 · Sep 11, 2018 · US
Lash compensator spring end cap
US-2018195420-A1 · Jul 12, 2018 · US
A valve arrangement
US-2017241304-A1 · Aug 24, 2017 · US