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for slewing and hoisting by means of derricks

for slewing and hoisting by means of derricks · 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	B66D1/82
Official title	for slewing and hoisting by means of derricks
Display label	for slewing and hoisting by means of derricks
Total patents	8

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

Filing activity over the last five years is rapidly declining.

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