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Water filters (water filters for coffee machines A47J31/605)

Water filters (water filters for coffee machines A47J31/605) · Cooperative Patent Classification (CPC)

Agriculture, food, personal care, health, and life sciences.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	A47J27/21183
Official title	{Water filters (water filters for coffee machines A47J31/605)}
Display label	Water filters (water filters for coffee machines A47J31/605)
Total patents	6

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

Filing activity over the last five years is declining.

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