indicating different degrees of lining wear

indicating different degrees of lining wear · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF16D66/026
Official title{indicating different degrees of lining wear}
Display labelindicating different degrees of lining wear
Total patents131

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
20153
201610
201710
201811
201916
202016
20218
202214
202312
202415
20259
20267

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 F16D66/026?
CPC F16D66/026 is the Cooperative Patent Classification code for “indicating different degrees of lining wear.”
How many patents are filed under CPC F16D66/026 (indicating different degrees of lining wear)?
Our database includes 131 publications tagged with this CPC code.
Is patent activity under CPC F16D66/026 growing?
Publication counts under this code: 15 in 2024 vs 9 in 2025 (latest complete years).