Patent · US Expired

Ruler

USD447068S · kind S · design

2Cited by
45References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 2000
Grant dateAug 28, 2001
Priority date
Expiry dateAug 28, 2015

Classification

  • Technology area (CPC —)General

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