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Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium

Aspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium · 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 codeC23C2222/00
Official titleAspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
Display labelAspects relating to chemical surface treatment of metallic material by reaction of the surface with a reactive medium
Total patents14

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
20153
20172
20191
20201
20212
20222
20231
20241
20251

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.