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for releasing a normally applied brake

for releasing a normally applied brake · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	F16D2121/30
Official title	for releasing a normally applied brake
Display label	for releasing a normally applied brake
Total patents	7

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.