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the external piece comprising segments hingedly connected to an interior part

the external piece comprising segments hingedly connected to an interior part · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF16L33/221
Official title{the external piece comprising segments hingedly connected to an interior part}
Display labelthe external piece comprising segments hingedly connected to an interior part
Total patents6

Filing trend

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

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20151
20163
20191
20201

Representative patents

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