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containing dissolved additives or active agents, i.e. aqueous solutions used as gauging water (C04B22/0026 takes precedence)

containing dissolved additives or active agents, i.e. aqueous solutions used as gauging water (C04B22/0026 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 codeC04B22/004
Official title{containing dissolved additives or active agents, i.e. aqueous solutions used as gauging water (C04B22/0026 takes precedence)}
Display labelcontaining dissolved additives or active agents, i.e. aqueous solutions used as gauging water (C04B22/0026 takes precedence)
Total patents4

Filing trend

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

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20151
20161
20191
20241

Representative patents

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