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with several wings opening vertically towards the same side of the opening and each closing a separate part of the opening (E06B3/921 and E06B3/928 take precedence)

with several wings opening vertically towards the same side of the opening and each closing a separate part of the opening (E06B3/921 and E06B3/928 take precedence) · 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 codeE06B3/925
Official title{with several wings opening vertically towards the same side of the opening and each closing a separate part of the opening (E06B3/921 and E06B3/928 take precedence)}
Display labelwith several wings opening vertically towards the same side of the opening and each closing a separate part of the opening (E06B3/921 and E06B3/928 take precedence)
Total patents3

Filing trend

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

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

Patents filed per year
YearPatents
20191
20212

Representative patents

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