What is CPC F16L27/0804?

CPC F16L27/0804 is the Cooperative Patent Classification code for “the fluid passing axially from one joint element to another.”

How many patents are filed under CPC F16L27/0804 (the fluid passing axially from one joint element to another)?

Our database includes 68 publications tagged with this CPC code.

Publication counts under this code: 8 in 2024 vs 10 in 2025 (latest complete years).

the fluid passing axially from one joint element to another · 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	F16L27/0804
Official title	{the fluid passing axially from one joint element to another}
Display label	the fluid passing axially from one joint element to another
Total patents	68

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 F16L27/0804?: CPC F16L27/0804 is the Cooperative Patent Classification code for “the fluid passing axially from one joint element to another.”
How many patents are filed under CPC F16L27/0804 (the fluid passing axially from one joint element to another)?: Our database includes 68 publications tagged with this CPC code.
Is patent activity under CPC F16L27/0804 growing?: Publication counts under this code: 8 in 2024 vs 10 in 2025 (latest complete years).