Patent · US Expired

Key head

USD548570S1 · kind S1 · design

2Cited by
5References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 2007
Grant dateAug 14, 2007
Priority date
Expiry dateAug 14, 2021

Classification

  • Technology area (CPC —)General

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