What is CPC B65D1/46?

CPC B65D1/46 is the Cooperative Patent Classification code for “Local reinforcements, e.g. adjacent closures.”

How many patents are filed under CPC B65D1/46 (Local reinforcements, e.g. adjacent closures)?

Our database includes 130 publications tagged with this CPC code.

Publication counts under this code: 18 in 2024 vs 11 in 2025 (latest complete years).

Local reinforcements, e.g. adjacent closures · 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	B65D1/46
Official title	Local reinforcements, e.g. adjacent closures
Display label	Local reinforcements, e.g. adjacent closures
Total patents	130

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

Filing activity over the last five years is 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 B65D1/46?: CPC B65D1/46 is the Cooperative Patent Classification code for “Local reinforcements, e.g. adjacent closures.”
How many patents are filed under CPC B65D1/46 (Local reinforcements, e.g. adjacent closures)?: Our database includes 130 publications tagged with this CPC code.
Is patent activity under CPC B65D1/46 growing?: Publication counts under this code: 18 in 2024 vs 11 in 2025 (latest complete years).