Calibration of instruments, e.g. setting initial or reference parameters; Testing of instruments, e.g. detecting malfunction

Calibration of instruments, e.g. setting initial or reference parameters; Testing of instruments, e.g. detecting malfunction · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB60K35/90
Official titleCalibration of instruments, e.g. setting initial or reference parameters; Testing of instruments, e.g. detecting malfunction
Display labelCalibration of instruments, e.g. setting initial or reference parameters; Testing of instruments, e.g. detecting malfunction
Total patents655

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
201539
201641
201748
201838
201972
202054
202172
202261
202369
202477
202572
202612

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 B60K35/90?
CPC B60K35/90 is the Cooperative Patent Classification code for “Calibration of instruments, e.g. setting initial or reference parameters; Testing of instruments, e.g. detecting malfunction.”
How many patents are filed under CPC B60K35/90 (Calibration of instruments, e.g. setting initial or reference parameters; Testing of instruments, e.g. detecting malfunction)?
Our database includes 655 publications tagged with this CPC code.
Is patent activity under CPC B60K35/90 growing?
Publication counts under this code: 77 in 2024 vs 72 in 2025 (latest complete years).