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Manganese dioxide; Lead dioxide

Manganese dioxide; Lead dioxide · 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 codeC25B11/079
Official titleManganese dioxide; Lead dioxide
Display labelManganese dioxide; Lead dioxide
Total patents9

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
20212
20221
20232
20242
20252

Representative patents

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