containing six-membered aromatic rings and other rings

containing six-membered aromatic rings and other 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 codeC07C59/72
Official titlecontaining six-membered aromatic rings and other rings
Display labelcontaining six-membered aromatic rings and other rings
Total patents119

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
201515
201612
201719
20189
201917
202012
202110
20228
20237
20248
20252

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 C07C59/72?
CPC C07C59/72 is the Cooperative Patent Classification code for “containing six-membered aromatic rings and other rings.”
How many patents are filed under CPC C07C59/72 (containing six-membered aromatic rings and other rings)?
Our database includes 119 publications tagged with this CPC code.
Is patent activity under CPC C07C59/72 growing?
Publication counts under this code: 8 in 2024 vs 2 in 2025 (latest complete years).