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by gases, e.g. hydrogen or hydrogen sulfide

by gases, e.g. hydrogen or hydrogen sulfide · 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 codeC22B15/0093
Official title{by gases, e.g. hydrogen or hydrogen sulfide}
Display labelby gases, e.g. hydrogen or hydrogen sulfide
Total patents24

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
20151
20161
20171
20182
20203
20212
20222
20232
20244
20255
20261

Representative patents

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