What is CPC F04D29/486?

CPC F04D29/486 is the Cooperative Patent Classification code for “especially adapted for liquid pumps.”

How many patents are filed under CPC F04D29/486 (especially adapted for liquid pumps)?

Our database includes 52 publications tagged with this CPC code.

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

especially adapted for liquid pumps · 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	F04D29/486
Official title	{especially adapted for liquid pumps}
Display label	especially adapted for liquid pumps
Total patents	52

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

Filing activity over the last five years is 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 F04D29/486?: CPC F04D29/486 is the Cooperative Patent Classification code for “especially adapted for liquid pumps.”
How many patents are filed under CPC F04D29/486 (especially adapted for liquid pumps)?: Our database includes 52 publications tagged with this CPC code.
Is patent activity under CPC F04D29/486 growing?: Publication counts under this code: 4 in 2024 vs 4 in 2025 (latest complete years).