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Leaching with heterocyclic compounds

Leaching with heterocyclic compounds · 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 codeC22B3/1666
Official title{Leaching with heterocyclic compounds}
Display labelLeaching with heterocyclic compounds
Total patents13

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
20161
20171
20182
20192
20201
20221
20242
20252

Representative patents

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