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the heat-exchange media both being gases or vapours

the heat-exchange media both being gases or vapours · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF28C3/02
Official titlethe heat-exchange media both being gases or vapours
Display labelthe heat-exchange media both being gases or vapours
Total patents14

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20151
20162
20171
20182
20192
20202
20211
20221
20242

Representative patents

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