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attached in position 5

attached in position 5 · 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 codeC07D307/71
Official titleattached in position 5
Display labelattached in position 5
Total patents20

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20152
20163
20175
20181
20192
20202
20221
20232
20252

Representative patents

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