collapsible, i.e. with walls hinged together or detachably connected

collapsible, i.e. with walls hinged together or detachably connected · 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 codeB65D11/18
Official title{collapsible, i.e. with walls hinged together or detachably connected}
Display labelcollapsible, i.e. with walls hinged together or detachably connected
Total patents26

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
20153
20164
20182
20191
20201
20211
20225
20233
20242
20253
20261

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC B65D11/18?
CPC B65D11/18 is the Cooperative Patent Classification code for “collapsible, i.e. with walls hinged together or detachably connected.”
How many patents are filed under CPC B65D11/18 (collapsible, i.e. with walls hinged together or detachably connected)?
Our database includes 26 publications tagged with this CPC code.
Is patent activity under CPC B65D11/18 growing?
Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).