Lift valves, e.g. operated by push action (non-reclosable valves B65D83/50)

Lift valves, e.g. operated by push action (non-reclosable valves B65D83/50) · 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 codeB65D83/48
Official titleLift valves, e.g. operated by push action (non-reclosable valves B65D83/50)
Display labelLift valves, e.g. operated by push action (non-reclosable valves B65D83/50)
Total patents140

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
201517
201615
201710
201818
201913
202011
202122
20226
202313
20249
20253
20263

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 B65D83/48?
CPC B65D83/48 is the Cooperative Patent Classification code for “Lift valves, e.g. operated by push action (non-reclosable valves B65D83/50).”
How many patents are filed under CPC B65D83/48 (Lift valves, e.g. operated by push action (non-reclosable valves B65D83/50))?
Our database includes 140 publications tagged with this CPC code.
Is patent activity under CPC B65D83/48 growing?
Publication counts under this code: 9 in 2024 vs 3 in 2025 (latest complete years).