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with at least one of the esterifying carboxyl groups bound to a carbon atom of a six-membered aromatic ring

with at least one of the esterifying carboxyl groups bound to a carbon atom of a six-membered aromatic ring · 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 codeC07C251/68
Official titlewith at least one of the esterifying carboxyl groups bound to a carbon atom of a six-membered aromatic ring
Display labelwith at least one of the esterifying carboxyl groups bound to a carbon atom of a six-membered aromatic ring
Total patents14

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
20153
20161
20173
20192
20203
20211
20221

Representative patents

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