What is CPC F25D19/04?

CPC F25D19/04 is the Cooperative Patent Classification code for “with more than one refrigeration unit.”

How many patents are filed under CPC F25D19/04 (with more than one refrigeration unit)?

Our database includes 126 publications tagged with this CPC code.

Publication counts under this code: 14 in 2024 vs 18 in 2025 (latest complete years).

with more than one refrigeration unit · 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	F25D19/04
Official title	with more than one refrigeration unit
Display label	with more than one refrigeration unit
Total patents	126

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

Filing activity over the last five years is growing.

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 F25D19/04?: CPC F25D19/04 is the Cooperative Patent Classification code for “with more than one refrigeration unit.”
How many patents are filed under CPC F25D19/04 (with more than one refrigeration unit)?: Our database includes 126 publications tagged with this CPC code.
Is patent activity under CPC F25D19/04 growing?: Publication counts under this code: 14 in 2024 vs 18 in 2025 (latest complete years).