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of crystalline silica-polymorphs having molecular sieve properties, e.g. silicalites

of crystalline silica-polymorphs having molecular sieve properties, e.g. silicalites · 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 codeC01B33/185
Official title{of crystalline silica-polymorphs having molecular sieve properties, e.g. silicalites}
Display labelof crystalline silica-polymorphs having molecular sieve properties, e.g. silicalites
Total patents10

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20171
20182
20194
20211
20242

Representative patents

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