Patent · US Expired

Key matrix area for a handset

USD447474S · kind S · design

28Cited by
19References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 2000
Grant dateSep 4, 2001
Priority date
Expiry dateSep 4, 2015

Classification

  • Technology area (CPC —)General

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