containing only one hetero ring

containing only one hetero ring · 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 codeC07D295/027
Official titlecontaining only one hetero ring
Display labelcontaining only one hetero ring
Total patents76

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20159
20169
20178
20188
20199
20209
20215
20224
20235
20242
20257
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 C07D295/027?
CPC C07D295/027 is the Cooperative Patent Classification code for “containing only one hetero ring.”
How many patents are filed under CPC C07D295/027 (containing only one hetero ring)?
Our database includes 76 publications tagged with this CPC code.
Is patent activity under CPC C07D295/027 growing?
Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).