Controlling delivery of fuel or combustion-air, not otherwise provided for {(using exhaust gas sensors F02D35/0023, F02D35/0046)}

Controlling delivery of fuel or combustion-air, not otherwise provided for {(using exhaust gas sensors F02D35/0023, F02D35/0046)} · 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 codeF02D33/00
Official titleControlling delivery of fuel or combustion-air, not otherwise provided for {(using exhaust gas sensors F02D35/0023, F02D35/0046)}
Display labelControlling delivery of fuel or combustion-air, not otherwise provided for {(using exhaust gas sensors F02D35/0023, F02D35/0046)}
Total patents42

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20154
20164
20179
20184
20194
20203
20215
20224
20232
20241
20252

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC F02D33/00?
CPC F02D33/00 is the Cooperative Patent Classification code for “Controlling delivery of fuel or combustion-air, not otherwise provided for {(using exhaust gas sensors F02D35/0023, F02D35/0046)}.”
How many patents are filed under CPC F02D33/00 (Controlling delivery of fuel or combustion-air, not otherwise provided for {(using exhaust gas sensors F02D35/0023, F02D35/0046)})?
Our database includes 42 publications tagged with this CPC code.
Is patent activity under CPC F02D33/00 growing?
Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).