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Electric, magnetic or electromagnetic fields

Electric, magnetic or electromagnetic fields · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	C04B40/0209
Official title	{Electric, magnetic or electromagnetic fields}
Display label	Electric, magnetic or electromagnetic fields
Total patents	5

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

Filing activity over the last five years is stable.

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