What is CPC E05C7/00?

CPC E05C7/00 is the Cooperative Patent Classification code for “Fastening devices specially adapted for two wings.”

How many patents are filed under CPC E05C7/00 (Fastening devices specially adapted for two wings)?

Our database includes 31 publications tagged with this CPC code.

Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).

Fastening devices specially adapted for two wings · Cooperative Patent Classification (CPC)

Building, mining, and civil engineering structures.

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	E05C7/00
Official title	Fastening devices specially adapted for two wings
Display label	Fastening devices specially adapted for two wings
Total patents	31

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

Filing activity over the last five years is declining.

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

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

What is CPC E05C7/00?: CPC E05C7/00 is the Cooperative Patent Classification code for “Fastening devices specially adapted for two wings.”
How many patents are filed under CPC E05C7/00 (Fastening devices specially adapted for two wings)?: Our database includes 31 publications tagged with this CPC code.
Is patent activity under CPC E05C7/00 growing?: Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).