by compression or extension of coil springs

by compression or extension of coil springs · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeH01H5/06
Official titleby compression or extension of coil springs
Display labelby compression or extension of coil springs
Total patents53

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20156
20168
20173
20186
20196
20205
20214
20227
20232
20241
20255

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 H01H5/06?
CPC H01H5/06 is the Cooperative Patent Classification code for “by compression or extension of coil springs.”
How many patents are filed under CPC H01H5/06 (by compression or extension of coil springs)?
Our database includes 53 publications tagged with this CPC code.
Is patent activity under CPC H01H5/06 growing?
Publication counts under this code: 1 in 2024 vs 5 in 2025 (latest complete years).