Internal combustion engine including through-bolt aperture and single through-bolt
US-12480438-B2 · Nov 25, 2025 · US
Crankcases of opposed piston engines · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02F7/0009 |
| Official title | {Crankcases of opposed piston engines} |
| Display label | Crankcases of opposed piston engines |
| Total patents | 5 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2020 | 1 |
| 2025 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12480438-B2 · Nov 25, 2025 · US
US-2025314197-A1 · Oct 9, 2025 · US
US-10837357-B1 · Nov 17, 2020 · US
US-9435290-B2 · Sep 6, 2016 · US
US-2016032861-A1 · Feb 4, 2016 · US