Patent · US Expired

Headset

USD442575S · kind S · design

8Cited by
4References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 2000
Grant dateMay 22, 2001
Priority date
Expiry dateMay 22, 2015

Classification

  • Technology area (CPC —)General

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