Delivery valves permitting filling or charging

Delivery valves permitting filling or charging · 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 codeB65D83/425
Official title{Delivery valves permitting filling or charging}
Display labelDelivery valves permitting filling or charging
Total patents45

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20154
20166
20175
20182
20197
20204
20213
20225
20234
20241
20254

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 B65D83/425?
CPC B65D83/425 is the Cooperative Patent Classification code for “Delivery valves permitting filling or charging.”
How many patents are filed under CPC B65D83/425 (Delivery valves permitting filling or charging)?
Our database includes 45 publications tagged with this CPC code.
Is patent activity under CPC B65D83/425 growing?
Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).