Details of the method used

Details of the method used · 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 codeH04N1/042
Official title{Details of the method used}
Display labelDetails of the method used
Total patents27

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20151
20162
20182
20195
20205
20217
20242
20252
20261

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 H04N1/042?
CPC H04N1/042 is the Cooperative Patent Classification code for “Details of the method used.”
How many patents are filed under CPC H04N1/042 (Details of the method used)?
Our database includes 27 publications tagged with this CPC code.
Is patent activity under CPC H04N1/042 growing?
Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).