Nitrogen atoms not forming part of a nitro radical

Nitrogen atoms not forming part of a nitro radical · 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 codeC07D309/14
Official titleNitrogen atoms not forming part of a nitro radical
Display labelNitrogen atoms not forming part of a nitro radical
Total patents319

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
201543
201639
201753
201830
201939
202023
202116
202220
202313
202427
202515
20261

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 C07D309/14?
CPC C07D309/14 is the Cooperative Patent Classification code for “Nitrogen atoms not forming part of a nitro radical.”
How many patents are filed under CPC C07D309/14 (Nitrogen atoms not forming part of a nitro radical)?
Our database includes 319 publications tagged with this CPC code.
Is patent activity under CPC C07D309/14 growing?
Publication counts under this code: 27 in 2024 vs 15 in 2025 (latest complete years).