Surface topography of the layers, e.g. rough, dendritic or nodular layers

Surface topography of the layers, e.g. rough, dendritic or nodular layers · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC25D5/605
Official title{Surface topography of the layers, e.g. rough, dendritic or nodular layers}
Display labelSurface topography of the layers, e.g. rough, dendritic or nodular layers
Total patents382

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201541
201629
201733
201842
201941
202025
202135
202237
202331
202437
202527
20264

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 C25D5/605?
CPC C25D5/605 is the Cooperative Patent Classification code for “Surface topography of the layers, e.g. rough, dendritic or nodular layers.”
How many patents are filed under CPC C25D5/605 (Surface topography of the layers, e.g. rough, dendritic or nodular layers)?
Our database includes 382 publications tagged with this CPC code.
Is patent activity under CPC C25D5/605 growing?
Publication counts under this code: 37 in 2024 vs 27 in 2025 (latest complete years).