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containing the structure -C(=X)-P(=X)(R)(XR), (X = O, S, Se)

containing the structure -C(=X)-P(=X)(R)(XR), (X = O, S, Se) · 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 codeC07F9/3252
Official title{containing the structure -C(=X)-P(=X)(R)(XR), (X = O, S, Se)}
Display labelcontaining the structure -C(=X)-P(=X)(R)(XR), (X = O, S, Se)
Total patents14

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
20161
20183
20191
20202
20213
20222
20241
20251

Representative patents

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