with combined cross flow and parallel flow

with combined cross flow and parallel flow · 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 codeF28F2250/108
Official titlewith combined cross flow and parallel flow
Display labelwith combined cross flow and parallel flow
Total patents34

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
20162
20173
20182
20193
20209
20213
20221
20234
20245
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 F28F2250/108?
CPC F28F2250/108 is the Cooperative Patent Classification code for “with combined cross flow and parallel flow.”
How many patents are filed under CPC F28F2250/108 (with combined cross flow and parallel flow)?
Our database includes 34 publications tagged with this CPC code.
Is patent activity under CPC F28F2250/108 growing?
Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).