and operating to control, or to stop, the feed of such material, containers, or packages

and operating to control, or to stop, the feed of such material, containers, or packages · 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 codeB65B57/04
Official titleand operating to control, or to stop, the feed of such material, containers, or packages
Display labeland operating to control, or to stop, the feed of such material, containers, or packages
Total patents382

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201512
201617
201718
201838
201935
202043
202147
202237
202348
202446
202534
20267

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 B65B57/04?
CPC B65B57/04 is the Cooperative Patent Classification code for “and operating to control, or to stop, the feed of such material, containers, or packages.”
How many patents are filed under CPC B65B57/04 (and operating to control, or to stop, the feed of such material, containers, or packages)?
Our database includes 382 publications tagged with this CPC code.
Is patent activity under CPC B65B57/04 growing?
Publication counts under this code: 46 in 2024 vs 34 in 2025 (latest complete years).