related to allowing or preventing testing or assessing

related to allowing or preventing testing or assessing · 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 codeH04K3/94
Official title{related to allowing or preventing testing or assessing}
Display labelrelated to allowing or preventing testing or assessing
Total patents60

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20155
20165
20175
20185
20197
20207
20218
20227
20234
20243
20254

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 H04K3/94?
CPC H04K3/94 is the Cooperative Patent Classification code for “related to allowing or preventing testing or assessing.”
How many patents are filed under CPC H04K3/94 (related to allowing or preventing testing or assessing)?
Our database includes 60 publications tagged with this CPC code.
Is patent activity under CPC H04K3/94 growing?
Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).