Patent · US Expired

Uninterruptible power supply

USD440937S · kind S · design

20Cited by
36References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 14, 2000
Grant dateApr 24, 2001
Priority date
Expiry dateApr 24, 2015

Classification

  • Technology area (CPC —)General

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