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using membranes, e.g. selective permeation

using membranes, e.g. selective permeation · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC10G70/045
Official title{using membranes, e.g. selective permeation}
Display labelusing membranes, e.g. selective permeation
Total patents11

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20151
20171
20181
20193
20211
20243
20251

Representative patents

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