Patent · US Expired

Earplug

USD427304S · kind S · design

78Cited by
16References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1998
Grant dateJun 27, 2000
Priority date
Expiry dateJun 27, 2014

Classification

  • Technology area (CPC —)General

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