and having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters

and having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters · 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 codeC07D209/49
Official titleand having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters
Display labeland having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters
Total patents48

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
20154
20165
20177
20184
20196
20202
20215
20222
20234
20242
20257

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 C07D209/49?
CPC C07D209/49 is the Cooperative Patent Classification code for “and having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters.”
How many patents are filed under CPC C07D209/49 (and having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters)?
Our database includes 48 publications tagged with this CPC code.
Is patent activity under CPC C07D209/49 growing?
Publication counts under this code: 2 in 2024 vs 7 in 2025 (latest complete years).