Rail vehicle and a method for operation of a rail vehicle
US-11091177-B2 · Aug 17, 2021 · US
hydraulic · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B61C9/42 |
| Official title | hydraulic |
| Display label | hydraulic |
| Total patents | 2 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2021 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11091177-B2 · Aug 17, 2021 · US
US-2019144008-A1 · May 16, 2019 · US