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using colloidal silica sols

using colloidal silica sols · 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 codeC03C2203/22
Official titleusing colloidal silica sols
Display labelusing colloidal silica sols
Total patents11

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
20161
20171
20182
20203
20211
20222
20251

Representative patents

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