Connections of necks to shafts

Connections of necks to shafts · Cooperative Patent Classification (CPC)

Agriculture, food, personal care, health, and life sciences.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeA61F2002/3652
Official title{Connections of necks to shafts}
Display labelConnections of necks to shafts
Total patents128

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20158
201613
201718
201813
201918
202013
20216
202215
20238
20249
20256
20261

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC A61F2002/3652?
CPC A61F2002/3652 is the Cooperative Patent Classification code for “Connections of necks to shafts.”
How many patents are filed under CPC A61F2002/3652 (Connections of necks to shafts)?
Our database includes 128 publications tagged with this CPC code.
Is patent activity under CPC A61F2002/3652 growing?
Publication counts under this code: 9 in 2024 vs 6 in 2025 (latest complete years).