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of oil shale and/or or bituminous rocks

of oil shale and/or or bituminous rocks · 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 codeC10B53/06
Official titleof oil shale and/or or bituminous rocks
Display labelof oil shale and/or or bituminous rocks
Total patents22

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20151
20163
20172
20184
20192
20203
20211
20221
20233
20241
20261

Representative patents

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