containing oxygen or sulfur

containing oxygen or sulfur · Cooperative Patent Classification (CPC)

Agriculture, food, personal care, health, and life sciences.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeA01N33/08
Official titlecontaining oxygen or sulfur
Display labelcontaining oxygen or sulfur
Total patents134

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
201518
201614
201714
201814
201910
202013
202117
20227
20239
202411
20256
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 A01N33/08?
CPC A01N33/08 is the Cooperative Patent Classification code for “containing oxygen or sulfur.”
How many patents are filed under CPC A01N33/08 (containing oxygen or sulfur)?
Our database includes 134 publications tagged with this CPC code.
Is patent activity under CPC A01N33/08 growing?
Publication counts under this code: 11 in 2024 vs 6 in 2025 (latest complete years).