Patent · US Expired

Portable loudspeaker

USD498471S1 · kind S1 · design

25Cited by
6References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 2003
Grant dateNov 16, 2004
Priority date
Expiry dateNov 16, 2018

Classification

  • Technology area (CPC —)General

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