Patent · US Expired

Step stool

USD501683S1 · kind S1 · design

39Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 22, 2004
Grant dateFeb 8, 2005
Priority date
Expiry dateFeb 8, 2019

Classification

  • Technology area (CPC —)General

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