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having three nitrogen atoms in the ring

having three nitrogen atoms in the ring · 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 codeC08G59/508
Official title{having three nitrogen atoms in the ring}
Display labelhaving three nitrogen atoms in the ring
Total patents22

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
20173
20183
20194
20204
20212
20223
20241
20252

Representative patents

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