What is CPC F16J3/046?

CPC F16J3/046 is the Cooperative Patent Classification code for “Lubrication or venting arrangements.”

How many patents are filed under CPC F16J3/046 (Lubrication or venting arrangements)?

Our database includes 39 publications tagged with this CPC code.

Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).

Lubrication or venting arrangements · 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	F16J3/046
Official title	{Lubrication or venting arrangements}
Display label	Lubrication or venting arrangements
Total patents	39

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

Filing activity over the last five years is rapidly 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 F16J3/046?: CPC F16J3/046 is the Cooperative Patent Classification code for “Lubrication or venting arrangements.”
How many patents are filed under CPC F16J3/046 (Lubrication or venting arrangements)?: Our database includes 39 publications tagged with this CPC code.
Is patent activity under CPC F16J3/046 growing?: Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).