What is CPC B65D71/42?

CPC B65D71/42 is the Cooperative Patent Classification code for “formed by folding a single blank into a single layer element.”

How many patents are filed under CPC B65D71/42 (formed by folding a single blank into a single layer element)?

Our database includes 165 publications tagged with this CPC code.

Publication counts under this code: 28 in 2024 vs 30 in 2025 (latest complete years).

formed by folding a single blank into a single layer element · Cooperative Patent Classification (CPC)

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

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B65D71/42
Official title	formed by folding a single blank into a single layer element
Display label	formed by folding a single blank into a single layer element
Total patents	165

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

Filing activity over the last five years is rapidly growing.

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

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

What is CPC B65D71/42?: CPC B65D71/42 is the Cooperative Patent Classification code for “formed by folding a single blank into a single layer element.”
How many patents are filed under CPC B65D71/42 (formed by folding a single blank into a single layer element)?: Our database includes 165 publications tagged with this CPC code.
Is patent activity under CPC B65D71/42 growing?: Publication counts under this code: 28 in 2024 vs 30 in 2025 (latest complete years).