with substituted hydrocarbon radicals, directly attached to ring carbon atoms

with substituted hydrocarbon radicals, directly attached to ring carbon 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 codeC07D207/33
Official titlewith substituted hydrocarbon radicals, directly attached to ring carbon atoms
Display labelwith substituted hydrocarbon radicals, directly attached to ring carbon atoms
Total patents37

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
20152
20163
20176
20184
20195
20206
20216
20222
20241
20251
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 C07D207/33?
CPC C07D207/33 is the Cooperative Patent Classification code for “with substituted hydrocarbon radicals, directly attached to ring carbon atoms.”
How many patents are filed under CPC C07D207/33 (with substituted hydrocarbon radicals, directly attached to ring carbon atoms)?
Our database includes 37 publications tagged with this CPC code.
Is patent activity under CPC C07D207/33 growing?
Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).