with substituted hydrocarbon radicals attached to ring nitrogen atoms

with substituted hydrocarbon radicals attached to ring nitrogen 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 codeC07D295/04
Official titlewith substituted hydrocarbon radicals attached to ring nitrogen atoms
Display labelwith substituted hydrocarbon radicals attached to ring nitrogen atoms
Total patents64

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
201511
20165
20174
20186
20197
20208
20217
20223
20235
20245
20252
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 C07D295/04?
CPC C07D295/04 is the Cooperative Patent Classification code for “with substituted hydrocarbon radicals attached to ring nitrogen atoms.”
How many patents are filed under CPC C07D295/04 (with substituted hydrocarbon radicals attached to ring nitrogen atoms)?
Our database includes 64 publications tagged with this CPC code.
Is patent activity under CPC C07D295/04 growing?
Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).