Patent · US Expired

Downspout elbow coupling

USD552219S1 · kind S1 · design

10Cited by
13References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 16, 2006
Grant dateOct 2, 2007
Priority date
Expiry dateOct 2, 2021

Classification

  • Technology area (CPC —)General

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.