Patent · US Expired

Step stool

USD576291S1 · kind S1 · design

30Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 2007
Grant dateSep 2, 2008
Priority date
Expiry dateSep 2, 2022

Classification

  • Technology area (CPC —)General

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