What is CPC C07D487/12?

CPC C07D487/12 is the Cooperative Patent Classification code for “in which the condensed system contains three hetero rings.”

How many patents are filed under CPC C07D487/12 (in which the condensed system contains three hetero rings)?

Our database includes 55 publications tagged with this CPC code.

Publication counts under this code: 3 in 2024 vs 10 in 2025 (latest complete years).

in which the condensed system contains three hetero rings · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	C07D487/12
Official title	in which the condensed system contains three hetero rings
Display label	in which the condensed system contains three hetero rings
Total patents	55

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

Filing activity over the last five years is rapidly growing.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Answers are generated from the same data shown on this page.

What is CPC C07D487/12?: CPC C07D487/12 is the Cooperative Patent Classification code for “in which the condensed system contains three hetero rings.”
How many patents are filed under CPC C07D487/12 (in which the condensed system contains three hetero rings)?: Our database includes 55 publications tagged with this CPC code.
Is patent activity under CPC C07D487/12 growing?: Publication counts under this code: 3 in 2024 vs 10 in 2025 (latest complete years).