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with an oxygen atom in position 1

with an oxygen atom in position 1 · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	C07D209/64
Official title	with an oxygen atom in position 1
Display label	with an oxygen atom in position 1
Total patents	6

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

Filing activity appears to be declining based on the most recent years.

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