with poppet valves {or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat}

with poppet valves {or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat} · 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 codeB65D47/24
Official titlewith poppet valves {or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat}
Display labelwith poppet valves {or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat}
Total patents49

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
20152
20165
20173
20186
20198
20208
20216
20224
20233
20241
20253

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 B65D47/24?
CPC B65D47/24 is the Cooperative Patent Classification code for “with poppet valves {or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat}.”
How many patents are filed under CPC B65D47/24 (with poppet valves {or lift valves, i.e. valves opening or closing a passageway by a relative motion substantially perpendicular to the plane of the seat})?
Our database includes 49 publications tagged with this CPC code.
Is patent activity under CPC B65D47/24 growing?
Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).