Arrangement in connection with combustion air intake or gas exhaust of propulsion units

Arrangement in connection with combustion air intake or gas exhaust of propulsion units · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB60K13/00
Official titleArrangement in connection with combustion air intake or gas exhaust of propulsion units
Display labelArrangement in connection with combustion air intake or gas exhaust of propulsion units
Total patents31

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20152
20162
20173
20183
20194
20202
20215
20223
20233
20241
20253

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 B60K13/00?
CPC B60K13/00 is the Cooperative Patent Classification code for “Arrangement in connection with combustion air intake or gas exhaust of propulsion units.”
How many patents are filed under CPC B60K13/00 (Arrangement in connection with combustion air intake or gas exhaust of propulsion units)?
Our database includes 31 publications tagged with this CPC code.
Is patent activity under CPC B60K13/00 growing?
Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).