Patent · US Expired

Headset

USD539787S1 · kind S1 · design

92Cited by
12References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 2006
Grant dateApr 3, 2007
Priority date
Expiry dateApr 3, 2021

Classification

  • Technology area (CPC —)General

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