Patent · US Expired

Pen

USD549775S1 · kind S1 · design

36Cited by
46References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 2006
Grant dateAug 28, 2007
Priority date
Expiry dateAug 28, 2021

Classification

  • Technology area (CPC —)General

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