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for numerical or alphabetical characters

for numerical or alphabetical characters · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB41K3/40
Official titlefor numerical or alphabetical characters
Display labelfor numerical or alphabetical characters
Total patents9

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20182
20203
20212
20221
20241

Representative patents

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