the components being pressed through porous bodies, e.g. flat plates, blocks or cylinders, which obstruct the whole diameter of the tube (B01F25/45243 takes precedence)

the components being pressed through porous bodies, e.g. flat plates, blocks or cylinders, which obstruct the whole diameter of the tube (B01F25/45243 takes precedence) · 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 codeB01F25/4522
Official title{the components being pressed through porous bodies, e.g. flat plates, blocks or cylinders, which obstruct the whole diameter of the tube (B01F25/45243 takes precedence)}
Display labelthe components being pressed through porous bodies, e.g. flat plates, blocks or cylinders, which obstruct the whole diameter of the tube (B01F25/45243 takes precedence)
Total patents45

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
20164
20172
20185
20197
20203
20216
20226
20232
20244
20253
20261

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 B01F25/4522?
CPC B01F25/4522 is the Cooperative Patent Classification code for “the components being pressed through porous bodies, e.g. flat plates, blocks or cylinders, which obstruct the whole diameter of the tube (B01F25/45243 takes precedence).”
How many patents are filed under CPC B01F25/4522 (the components being pressed through porous bodies, e.g. flat plates, blocks or cylinders, which obstruct the whole diameter of the tube (B01F25/45243 takes precedence))?
Our database includes 45 publications tagged with this CPC code.
Is patent activity under CPC B01F25/4522 growing?
Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).