having the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring

having the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic 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 codeC07C237/40
Official titlehaving the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring
Display labelhaving the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring
Total patents139

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
201516
201621
201713
201814
201917
20209
202116
20228
202312
20246
20257

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 C07C237/40?
CPC C07C237/40 is the Cooperative Patent Classification code for “having the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring.”
How many patents are filed under CPC C07C237/40 (having the nitrogen atom of the carboxamide group bound to a carbon atom of a six-membered aromatic ring)?
Our database includes 139 publications tagged with this CPC code.
Is patent activity under CPC C07C237/40 growing?
Publication counts under this code: 6 in 2024 vs 7 in 2025 (latest complete years).