What is CPC A61F7/032?

CPC A61F7/032 is the Cooperative Patent Classification code for “using oxygen from the air, e.g. pocket-stoves.”

How many patents are filed under CPC A61F7/032 (using oxygen from the air, e.g. pocket-stoves)?

Our database includes 29 publications tagged with this CPC code.

Publication counts under this code: 7 in 2024 vs 1 in 2025 (latest complete years).

using oxygen from the air, e.g. pocket-stoves · Cooperative Patent Classification (CPC)

Agriculture, food, personal care, health, and life sciences.

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	A61F7/032
Official title	{using oxygen from the air, e.g. pocket-stoves}
Display label	using oxygen from the air, e.g. pocket-stoves
Total patents	29

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

Filing activity over the last five years is stable.

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 A61F7/032?: CPC A61F7/032 is the Cooperative Patent Classification code for “using oxygen from the air, e.g. pocket-stoves.”
How many patents are filed under CPC A61F7/032 (using oxygen from the air, e.g. pocket-stoves)?: Our database includes 29 publications tagged with this CPC code.
Is patent activity under CPC A61F7/032 growing?: Publication counts under this code: 7 in 2024 vs 1 in 2025 (latest complete years).