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Manhole covers specially adapted for armoured or fighting vehicles

Manhole covers specially adapted for armoured or fighting vehicles · 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	F41H5/223
Official title	{Manhole covers specially adapted for armoured or fighting vehicles}
Display label	Manhole covers specially adapted for armoured or fighting vehicles
Total patents	3

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

Filing activity appears to be declining based on the most recent years.

Patents filed per year
Year	Patents
2020	2
2022	1

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