Coating with nickel, cobalt or mixtures thereof with phosphorus or boron (C23C18/50 takes precedence)

Coating with nickel, cobalt or mixtures thereof with phosphorus or boron (C23C18/50 takes precedence) · 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 codeC23C18/32
Official titleCoating with nickel, cobalt or mixtures thereof with phosphorus or boron (C23C18/50 takes precedence)
Display labelCoating with nickel, cobalt or mixtures thereof with phosphorus or boron (C23C18/50 takes precedence)
Total patents684

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
201539
201685
201773
201862
201995
202067
202160
202264
202346
202450
202535
20268

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 C23C18/32?
CPC C23C18/32 is the Cooperative Patent Classification code for “Coating with nickel, cobalt or mixtures thereof with phosphorus or boron (C23C18/50 takes precedence).”
How many patents are filed under CPC C23C18/32 (Coating with nickel, cobalt or mixtures thereof with phosphorus or boron (C23C18/50 takes precedence))?
Our database includes 684 publications tagged with this CPC code.
Is patent activity under CPC C23C18/32 growing?
Publication counts under this code: 50 in 2024 vs 35 in 2025 (latest complete years).