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having the capability of expansion {, e.g. in case of fire}

having the capability of expansion {, e.g. in case of fire} · Cooperative Patent Classification (CPC)

Building, mining, and civil engineering structures.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeE04B9/08
Official titlehaving the capability of expansion {, e.g. in case of fire}
Display labelhaving the capability of expansion {, e.g. in case of fire}
Total patents10

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
20202
20213
20221
20232
20241
20251

Representative patents

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