What is CPC B66D5/02?

CPC B66D5/02 is the Cooperative Patent Classification code for “Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes.”

How many patents are filed under CPC B66D5/02 (Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes)?

Our database includes 43 publications tagged with this CPC code.

Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).

Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes · Cooperative Patent Classification (CPC)

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

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B66D5/02
Official title	Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
Display label	Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes
Total patents	43

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

Filing activity over the last five years is growing.

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

Answers are generated from the same data shown on this page.

What is CPC B66D5/02?: CPC B66D5/02 is the Cooperative Patent Classification code for “Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes.”
How many patents are filed under CPC B66D5/02 (Crane, lift hoist, or winch brakes operating on drums, barrels, or ropes)?: Our database includes 43 publications tagged with this CPC code.
Is patent activity under CPC B66D5/02 growing?: Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).