with hetero atoms directly attached in position 2

with hetero atoms directly attached in position 2 · 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 codeC07D265/18
Official titlewith hetero atoms directly attached in position 2
Display labelwith hetero atoms directly attached in position 2
Total patents27

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
20154
20167
20173
20182
20194
20201
20212
20221
20232
20241

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 C07D265/18?
CPC C07D265/18 is the Cooperative Patent Classification code for “with hetero atoms directly attached in position 2.”
How many patents are filed under CPC C07D265/18 (with hetero atoms directly attached in position 2)?
Our database includes 27 publications tagged with this CPC code.
Is patent activity under CPC C07D265/18 growing?
Publication counts under this code: 2 in 2023 vs 1 in 2024 (latest complete years).