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Hardening in an atmosphere of increased relative humidity

Hardening in an atmosphere of increased relative humidity · 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 codeC04B40/0281
Official title{Hardening in an atmosphere of increased relative humidity}
Display labelHardening in an atmosphere of increased relative humidity
Total patents16

Filing trend

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

Filing activity over the last five years is rapidly growing.

Patents filed per year
YearPatents
20171
20191
20212
20222
20244
20254
20262

Representative patents

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