Patent · US Expired

Portable delivery information acquisition device

USD490421S1 · kind S1 · design

49Cited by
3References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 7, 2003
Grant dateMay 25, 2004
Priority date
Expiry dateMay 25, 2018

Classification

  • Technology area (CPC —)General

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