What is CPC F16F13/1409?

CPC F16F13/1409 is the Cooperative Patent Classification code for “characterised by buffering features or stoppers.”

How many patents are filed under CPC F16F13/1409 (characterised by buffering features or stoppers)?

Our database includes 36 publications tagged with this CPC code.

Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).

characterised by buffering features or stoppers · 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	F16F13/1409
Official title	{characterised by buffering features or stoppers}
Display label	characterised by buffering features or stoppers
Total patents	36

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 F16F13/1409?: CPC F16F13/1409 is the Cooperative Patent Classification code for “characterised by buffering features or stoppers.”
How many patents are filed under CPC F16F13/1409 (characterised by buffering features or stoppers)?: Our database includes 36 publications tagged with this CPC code.
Is patent activity under CPC F16F13/1409 growing?: Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).