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the acyl groups being residues of an aromatic carboxylic acid

the acyl groups being residues of an aromatic carboxylic acid · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

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Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC09B1/42
Official titlethe acyl groups being residues of an aromatic carboxylic acid
Display labelthe acyl groups being residues of an aromatic carboxylic acid
Total patents4

Filing trend

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

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20151
20171
20221
20251

Representative patents

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