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Temperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface

Temperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface · 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 codeF02M31/083
Official titleTemperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface
Display labelTemperature-responsive control of the amount of exhaust gas or combustion air directed to the heat exchange surface
Total patents9

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
20164
20171
20181
20191
20201
20211

Representative patents

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