What is CPC F16L29/00?

CPC F16L29/00 is the Cooperative Patent Classification code for “Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28).”

How many patents are filed under CPC F16L29/00 (Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28))?

Our database includes 64 publications tagged with this CPC code.

Publication counts under this code: 6 in 2024 vs 9 in 2025 (latest complete years).

Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28) · 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	F16L29/00
Official title	Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28)
Display label	Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28)
Total patents	64

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 F16L29/00?: CPC F16L29/00 is the Cooperative Patent Classification code for “Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28).”
How many patents are filed under CPC F16L29/00 (Joints with fluid cut-off means (quick-acting joints with cut-off means F16L37/28))?: Our database includes 64 publications tagged with this CPC code.
Is patent activity under CPC F16L29/00 growing?: Publication counts under this code: 6 in 2024 vs 9 in 2025 (latest complete years).