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Injecting gas through perforated or porous area

Injecting gas through perforated or porous area · 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 codeB03D1/245
Official title{Injecting gas through perforated or porous area}
Display labelInjecting gas through perforated or porous area
Total patents15

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
20181
20201
20213
20224
20231
20243
20252

Representative patents

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