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between bolsterless bogies and underframes (B61F5/142 - B61F5/146 take precedence)

between bolsterless bogies and underframes (B61F5/142 - B61F5/146 take precedence) · Cooperative Patent Classification (CPC)

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

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B61F5/148
Official title	{between bolsterless bogies and underframes (B61F5/142 - B61F5/146 take precedence)}
Display label	between bolsterless bogies and underframes (B61F5/142 - B61F5/146 take precedence)
Total patents	10

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

Filing activity over the last five years is declining.

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