Oxygen atoms

Oxygen atoms · 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 codeC07D211/40
Official titleOxygen atoms
Display labelOxygen atoms
Total patents96

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
201510
201610
201710
201810
20198
202010
202112
20229
20238
20248
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 C07D211/40?
CPC C07D211/40 is the Cooperative Patent Classification code for “Oxygen atoms.”
How many patents are filed under CPC C07D211/40 (Oxygen atoms)?
Our database includes 96 publications tagged with this CPC code.
Is patent activity under CPC C07D211/40 growing?
Publication counts under this code: 8 in 2023 vs 8 in 2024 (latest complete years).