of program code stored in read-only memory [ROM]

of program code stored in read-only memory [ROM] · Cooperative Patent Classification (CPC)

Computing, optics, measurement, and control technologies.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeG06F8/66
Official title{of program code stored in read-only memory [ROM]}
Display labelof program code stored in read-only memory [ROM]
Total patents438

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
201524
201625
201735
201837
201953
202062
202159
202246
202336
202435
202519
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 G06F8/66?
CPC G06F8/66 is the Cooperative Patent Classification code for “of program code stored in read-only memory [ROM].”
How many patents are filed under CPC G06F8/66 (of program code stored in read-only memory [ROM])?
Our database includes 438 publications tagged with this CPC code.
Is patent activity under CPC G06F8/66 growing?
Publication counts under this code: 35 in 2024 vs 19 in 2025 (latest complete years).