Patent · US Expired

Data projector

USD472570S1 · kind S1 · design

38Cited by
8References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 13, 2001
Grant dateApr 1, 2003
Priority date
Expiry dateApr 1, 2017

Classification

  • Technology area (CPC —)General

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