What is CPC F24C15/101?

CPC F24C15/101 is the Cooperative Patent Classification code for “provisions for circulation of air.”

How many patents are filed under CPC F24C15/101 (provisions for circulation of air)?

Our database includes 95 publications tagged with this CPC code.

Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).

provisions for circulation of air · Cooperative Patent Classification (CPC)

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

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	F24C15/101
Official title	{provisions for circulation of air}
Display label	provisions for circulation of air
Total patents	95

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

Filing activity over the last five years is rapidly declining.

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

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

What is CPC F24C15/101?: CPC F24C15/101 is the Cooperative Patent Classification code for “provisions for circulation of air.”
How many patents are filed under CPC F24C15/101 (provisions for circulation of air)?: Our database includes 95 publications tagged with this CPC code.
Is patent activity under CPC F24C15/101 growing?: Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).