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using ion-exchange materials

using ion-exchange materials · 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 codeC13B20/14
Official titleusing ion-exchange materials
Display labelusing ion-exchange materials
Total patents10

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
20152
20161
20174
20182
20231

Representative patents

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

using ion-exchange materials | PatentsDB