What is CPC F04D29/063?

CPC F04D29/063 is the Cooperative Patent Classification code for “specially adapted for elastic fluid pumps.”

How many patents are filed under CPC F04D29/063 (specially adapted for elastic fluid pumps)?

Our database includes 540 publications tagged with this CPC code.

Publication counts under this code: 38 in 2024 vs 24 in 2025 (latest complete years).

specially adapted for elastic fluid 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	F04D29/063
Official title	specially adapted for elastic fluid pumps
Display label	specially adapted for elastic fluid pumps
Total patents	540

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 F04D29/063?: CPC F04D29/063 is the Cooperative Patent Classification code for “specially adapted for elastic fluid pumps.”
How many patents are filed under CPC F04D29/063 (specially adapted for elastic fluid pumps)?: Our database includes 540 publications tagged with this CPC code.
Is patent activity under CPC F04D29/063 growing?: Publication counts under this code: 38 in 2024 vs 24 in 2025 (latest complete years).