Oxygen or sulfur atoms

Oxygen or sulfur 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 codeC07D213/62
Official titleOxygen or sulfur atoms
Display labelOxygen or sulfur atoms
Total patents43

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
20158
20164
20175
20183
20193
20208
20212
20222
20234
20243
20251

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 C07D213/62?
CPC C07D213/62 is the Cooperative Patent Classification code for “Oxygen or sulfur atoms.”
How many patents are filed under CPC C07D213/62 (Oxygen or sulfur atoms)?
Our database includes 43 publications tagged with this CPC code.
Is patent activity under CPC C07D213/62 growing?
Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).