Compounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence)

Compounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence) · 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 codeC01B21/082
Official titleCompounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence)
Display labelCompounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence)
Total patents48

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20154
20165
20173
20185
20194
20205
20214
20224
20237
20243
20254

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 C01B21/082?
CPC C01B21/082 is the Cooperative Patent Classification code for “Compounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence).”
How many patents are filed under CPC C01B21/082 (Compounds containing nitrogen and non-metals {and optionally metals}(C01B21/06, C01B21/08 take precedence))?
Our database includes 48 publications tagged with this CPC code.
Is patent activity under CPC C01B21/082 growing?
Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).