Patent · US Expired

Earphone

USD654056S1 · kind S1 · design

126Cited by
20References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 2010
Grant dateFeb 14, 2012
Priority date
Expiry dateFeb 14, 2026

Classification

  • Technology area (CPC —)General

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