Patent · US Expired

Headphone

USD510335S1 · kind S1 · design

110Cited by
15References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 30, 2004
Grant dateOct 4, 2005
Priority date
Expiry dateOct 4, 2019

Classification

  • Technology area (CPC —)General

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