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Substances or derivates of cellulose

Substances or derivates of cellulose · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeH01B3/185
Official title{Substances or derivates of cellulose}
Display labelSubstances or derivates of cellulose
Total patents15

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
20162
20172
20181
20194
20201
20211
20242
20252

Representative patents

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