Fixed Constructions

Fixed Constructions · Cooperative Patent Classification (CPC)

Building, mining, and civil engineering structures.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeE02F3/308
Official title
Display labelFixed Constructions (mapped technology topic)
Total patents260

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
201528
201623
201736
201835
201922
202025
202122
202218
202319
202417
202515

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Next steps

Free tools are coming soon. Tell us what you want to track and we'll notify you.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC E02F3/308?
CPC E02F3/308 is the Cooperative Patent Classification code for “Fixed Constructions.”
How many patents are filed under CPC E02F3/308 (Fixed Constructions)?
Our database includes 260 publications tagged with this CPC code.
Is patent activity under CPC E02F3/308 growing?
Publication counts under this code: 17 in 2024 vs 15 in 2025 (latest complete years).