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Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms

Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms · 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 codeC07D249/00
Official titleHeterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
Display labelHeterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
Total patents18

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
20161
20184
20191
20202
20213
20222
20232
20243

Representative patents

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