Patent · US Expired

Microphone

USD508691S1 · kind S1 · design

9Cited by
21References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 12, 2004
Grant dateAug 23, 2005
Priority date
Expiry dateAug 23, 2019

Classification

  • Technology area (CPC —)General

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