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Railway vehicles

Railway vehicles · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB61D3/185
Official title{Railway vehicles}
Display labelRailway vehicles
Total patents6

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20192
20202
20211
20221

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.