Uncoated paper (paper making D21)

Uncoated paper (paper making D21) · 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 codeB41M5/0035
Official title{Uncoated paper (paper making D21)}
Display labelUncoated paper (paper making D21)
Total patents46

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
20156
20165
20175
20185
20196
20206
20213
20223
20234
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 B41M5/0035?
CPC B41M5/0035 is the Cooperative Patent Classification code for “Uncoated paper (paper making D21).”
How many patents are filed under CPC B41M5/0035 (Uncoated paper (paper making D21))?
Our database includes 46 publications tagged with this CPC code.
Is patent activity under CPC B41M5/0035 growing?
Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).