Esters containing sulfur

Esters containing sulfur · 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 codeC08F120/38
Official titleEsters containing sulfur
Display labelEsters containing sulfur
Total patents43

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
20164
20175
20182
20191
20202
20215
20221
20234
202410
20259

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 C08F120/38?
CPC C08F120/38 is the Cooperative Patent Classification code for “Esters containing sulfur.”
How many patents are filed under CPC C08F120/38 (Esters containing sulfur)?
Our database includes 43 publications tagged with this CPC code.
Is patent activity under CPC C08F120/38 growing?
Publication counts under this code: 10 in 2024 vs 9 in 2025 (latest complete years).