Patent · US Expired

Personal security and communications unit

USD434991S · kind S · design

9Cited by
4References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 4, 1999
Grant dateDec 12, 2000
Priority date
Expiry dateDec 12, 2014

Classification

  • Technology area (CPC —)General

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