Patent · US Expired

Portion of mask assembly

USD492992S1 · kind S1 · design

125Cited by
13References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 25, 2003
Grant dateJul 13, 2004
Priority date
Expiry dateJul 13, 2018

Classification

  • Technology area (CPC —)General

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