Patent · US Expired

Microphone

USD444143S · kind S · design

14Cited by
14References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1999
Grant dateJun 26, 2001
Priority date
Expiry dateJun 26, 2015

Classification

  • Technology area (CPC —)General

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