Radicals substituted by singly-bound nitrogen atoms (nitro radicals C07D213/26)

Radicals substituted by singly-bound nitrogen atoms (nitro radicals C07D213/26) · 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 codeC07D213/36
Official titleRadicals substituted by singly-bound nitrogen atoms (nitro radicals C07D213/26)
Display labelRadicals substituted by singly-bound nitrogen atoms (nitro radicals C07D213/26)
Total patents177

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
201615
201720
201820
201929
202019
202115
202212
20239
20248
202511
20262

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 C07D213/36?
CPC C07D213/36 is the Cooperative Patent Classification code for “Radicals substituted by singly-bound nitrogen atoms (nitro radicals C07D213/26).”
How many patents are filed under CPC C07D213/36 (Radicals substituted by singly-bound nitrogen atoms (nitro radicals C07D213/26))?
Our database includes 177 publications tagged with this CPC code.
Is patent activity under CPC C07D213/36 growing?
Publication counts under this code: 8 in 2024 vs 11 in 2025 (latest complete years).