Ink ribbons having coatings other than impression-material coatings

Ink ribbons having coatings other than impression-material coatings · 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 codeB41J31/05
Official titleInk ribbons having coatings other than impression-material coatings
Display labelInk ribbons having coatings other than impression-material coatings
Total patents26

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20155
20161
20173
20184
20204
20211
20223
20232
20242
20251

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 B41J31/05?
CPC B41J31/05 is the Cooperative Patent Classification code for “Ink ribbons having coatings other than impression-material coatings.”
How many patents are filed under CPC B41J31/05 (Ink ribbons having coatings other than impression-material coatings)?
Our database includes 26 publications tagged with this CPC code.
Is patent activity under CPC B41J31/05 growing?
Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).