Distinguishing marks, e.g. colour coding

Distinguishing marks, e.g. colour coding · 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 codeH01H71/06
Official titleDistinguishing marks, e.g. colour coding
Display labelDistinguishing marks, e.g. colour coding
Total patents34

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
20152
20163
20175
20185
20193
20201
20213
20222
20235
20243
20252

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 H01H71/06?
CPC H01H71/06 is the Cooperative Patent Classification code for “Distinguishing marks, e.g. colour coding.”
How many patents are filed under CPC H01H71/06 (Distinguishing marks, e.g. colour coding)?
Our database includes 34 publications tagged with this CPC code.
Is patent activity under CPC H01H71/06 growing?
Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).