Sulfur; Selenium; Tellurium; Compounds thereof

Sulfur; Selenium; Tellurium; Compounds thereof · 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 codeA01N59/02
Official titleSulfur; Selenium; Tellurium; Compounds thereof
Display labelSulfur; Selenium; Tellurium; Compounds thereof
Total patents214

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
201517
201623
201730
201823
201911
202021
202128
202217
202313
202414
202514
20263

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 A01N59/02?
CPC A01N59/02 is the Cooperative Patent Classification code for “Sulfur; Selenium; Tellurium; Compounds thereof.”
How many patents are filed under CPC A01N59/02 (Sulfur; Selenium; Tellurium; Compounds thereof)?
Our database includes 214 publications tagged with this CPC code.
Is patent activity under CPC A01N59/02 growing?
Publication counts under this code: 14 in 2024 vs 14 in 2025 (latest complete years).