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provided with liquid material between double walls

provided with liquid material between double walls · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB65D81/382
Official title{provided with liquid material between double walls}
Display labelprovided with liquid material between double walls
Total patents9

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20161
20212
20222
20231
20241
20252

Representative patents

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