Patent · US Expired

Loudspeaker

USD575271S1 · kind S1 · design

28Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 5, 2007
Grant dateAug 19, 2008
Priority date
Expiry dateAug 19, 2022

Classification

  • Technology area (CPC —)General

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