of six-membered aromatic rings substituted by alkyl groups

of six-membered aromatic rings substituted by alkyl groups · 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 codeC07C309/30
Official titleof six-membered aromatic rings substituted by alkyl groups
Display labelof six-membered aromatic rings substituted by alkyl groups
Total patents302

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
201515
201643
201733
201827
201922
202025
202129
202234
202320
202421
202525
20268

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 C07C309/30?
CPC C07C309/30 is the Cooperative Patent Classification code for “of six-membered aromatic rings substituted by alkyl groups.”
How many patents are filed under CPC C07C309/30 (of six-membered aromatic rings substituted by alkyl groups)?
Our database includes 302 publications tagged with this CPC code.
Is patent activity under CPC C07C309/30 growing?
Publication counts under this code: 21 in 2024 vs 25 in 2025 (latest complete years).