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Purification {(C01D5/145 takes precedence)}

Purification {(C01D5/145 takes precedence)} · 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 codeC01D5/16
Official titlePurification {(C01D5/145 takes precedence)}
Display labelPurification {(C01D5/145 takes precedence)}
Total patents18

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
20151
20161
20172
20182
20191
20201
20211
20222
20231
20242
20253
20261

Representative patents

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