by pressing in moulds or between rollers

by pressing in moulds or between rollers · 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 codeB01J2/22
Official titleby pressing in moulds or between rollers
Display labelby pressing in moulds or between rollers
Total patents78

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
20158
20168
20177
201810
201912
20208
20213
20227
20233
20247
20254
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 B01J2/22?
CPC B01J2/22 is the Cooperative Patent Classification code for “by pressing in moulds or between rollers.”
How many patents are filed under CPC B01J2/22 (by pressing in moulds or between rollers)?
Our database includes 78 publications tagged with this CPC code.
Is patent activity under CPC B01J2/22 growing?
Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).