Patent · US Expired

Board eraser

USD478351S1 · kind S1 · design

18Cited by
24References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 12, 2002
Grant dateAug 12, 2003
Priority date
Expiry dateAug 12, 2017

Classification

  • Technology area (CPC —)General

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