Patent · US Expired

Microphone

USD448758S · kind S · design

1Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 25, 2000
Grant dateOct 2, 2001
Priority date
Expiry dateOct 2, 2015

Classification

  • Technology area (CPC —)General

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