Multiple coating on one surface

Multiple coating on one surface · 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 codeB32B2255/28
Official titleMultiple coating on one surface
Display labelMultiple coating on one surface
Total patents2,568

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
201542
201699
2017145
2018263
2019229
2020291
2021270
2022313
2023275
2024323
2025260
202658

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 B32B2255/28?
CPC B32B2255/28 is the Cooperative Patent Classification code for “Multiple coating on one surface.”
How many patents are filed under CPC B32B2255/28 (Multiple coating on one surface)?
Our database includes 2,568 publications tagged with this CPC code.
Is patent activity under CPC B32B2255/28 growing?
Publication counts under this code: 323 in 2024 vs 260 in 2025 (latest complete years).