Patent · US Expired

Portion of a keyboard

USD442590S · kind S · design

31Cited by
8References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 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.