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Nitrates; Nitrites

Nitrates; Nitrites · 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 codeC07H11/02
Official titleNitrates; Nitrites
Display labelNitrates; Nitrites
Total patents4

Filing trend

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

Filing activity appears to be declining based on the most recent years.

Patents filed per year
YearPatents
20181
20202
20211

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.