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not condensed with other rings

not condensed with other rings · 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 codeC07D231/02
Official titlenot condensed with other rings
Display labelnot condensed with other rings
Total patents20

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
20153
20173
20184
20192
20202
20223
20231
20241
20261

Representative patents

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