Patent · US Expired

Air purifier

USD556310S1 · kind S1 · design

1Cited by
24References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 2006
Grant dateNov 27, 2007
Priority date
Expiry dateNov 27, 2021

Classification

  • Technology area (CPC —)General

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