Patent · US Expired

Writing instrument

USD592248S1 · kind S1 · design

6Cited by
27References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 2008
Grant dateMay 12, 2009
Priority date
Expiry dateMay 12, 2023

Classification

  • Technology area (CPC —)General

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