containing seven-membered rings

containing seven-membered 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 codeC07C2603/78
Official titlecontaining seven-membered rings
Display labelcontaining seven-membered rings
Total patents37

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
20151
20175
20182
20193
20203
20215
20224
20235
20245
20254

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 C07C2603/78?
CPC C07C2603/78 is the Cooperative Patent Classification code for “containing seven-membered rings.”
How many patents are filed under CPC C07C2603/78 (containing seven-membered rings)?
Our database includes 37 publications tagged with this CPC code.
Is patent activity under CPC C07C2603/78 growing?
Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).