having unsaturation outside the six-membered aromatic rings

having unsaturation outside the six-membered aromatic rings · 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 codeC07C43/215
Official titlehaving unsaturation outside the six-membered aromatic rings
Display labelhaving unsaturation outside the six-membered aromatic rings
Total patents203

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
201513
201625
201731
201826
201934
202012
202117
202214
20237
202413
202510
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 C07C43/215?
CPC C07C43/215 is the Cooperative Patent Classification code for “having unsaturation outside the six-membered aromatic rings.”
How many patents are filed under CPC C07C43/215 (having unsaturation outside the six-membered aromatic rings)?
Our database includes 203 publications tagged with this CPC code.
Is patent activity under CPC C07C43/215 growing?
Publication counts under this code: 13 in 2024 vs 10 in 2025 (latest complete years).