Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems

Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems · 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 codeC07D215/00
Official titleHeterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
Display labelHeterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
Total patents49

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
20157
20163
20175
20185
201910
20203
20215
20222
20231
20245
20253

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC C07D215/00?
CPC C07D215/00 is the Cooperative Patent Classification code for “Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems.”
How many patents are filed under CPC C07D215/00 (Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems)?
Our database includes 49 publications tagged with this CPC code.
Is patent activity under CPC C07D215/00 growing?
Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).