Guiding surfaces within slots or grooves

Guiding surfaces within slots or grooves · 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 codeB65H57/04
Official titleGuiding surfaces within slots or grooves
Display labelGuiding surfaces within slots or grooves
Total patents64

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
20153
20162
201710
20185
201911
202014
20212
20228
20234
20242
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 B65H57/04?
CPC B65H57/04 is the Cooperative Patent Classification code for “Guiding surfaces within slots or grooves.”
How many patents are filed under CPC B65H57/04 (Guiding surfaces within slots or grooves)?
Our database includes 64 publications tagged with this CPC code.
Is patent activity under CPC B65H57/04 growing?
Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).