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Amides or imides

Amides or imides · 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 codeC08F20/52
Official titleAmides or imides
Display labelAmides or imides
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
20153
20161
20171
20183
20201
20213
20231
20242

Representative patents

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