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in which the condensed system contains three hetero rings

in which the condensed system contains three hetero 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 codeC07D513/12
Official titlein which the condensed system contains three hetero rings
Display labelin which the condensed system contains three hetero rings
Total patents14

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
20172
20182
20191
20202
20211
20221
20231
20242
20252

Representative patents

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