the multilayer coating containing a metal layer

the multilayer coating containing a metal layer · 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 codeC03C17/3642
Official title{the multilayer coating containing a metal layer}
Display labelthe multilayer coating containing a metal layer
Total patents311

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
201519
201632
201739
201836
201936
202039
202125
202229
202318
202418
202511
20269

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 C03C17/3642?
CPC C03C17/3642 is the Cooperative Patent Classification code for “the multilayer coating containing a metal layer.”
How many patents are filed under CPC C03C17/3642 (the multilayer coating containing a metal layer)?
Our database includes 311 publications tagged with this CPC code.
Is patent activity under CPC C03C17/3642 growing?
Publication counts under this code: 18 in 2024 vs 11 in 2025 (latest complete years).