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to carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms

to carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms · 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 codeC07C271/50
Official titleto carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms
Display labelto carbon atoms of hydrocarbon radicals substituted by doubly-bound oxygen atoms
Total patents9

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20151
20164
20191
20201
20221
20241

Representative patents

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