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the slip-rings being made of carbon

the slip-rings being made of carbon · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	H01R39/085
Official title	{the slip-rings being made of carbon}
Display label	the slip-rings being made of carbon
Total patents	2

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

Filing activity appears stable based on the most recent years.

Patents filed per year
Year	Patents
2018	1
2021	1

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