Patent · US Expired

Location-specific messaging system

US6879835B2 · kind B2 · utility

133Cited by
8References
43Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 2001
Grant dateApr 12, 2005
Priority date
Expiry dateMay 28, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W4/18
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method of transferring data includes reception of a message from a first mobile device operated by a user, storage of the message according to a location of the first mobile device, reception of an indication that a second mobile device operated by a second user is located proximate to the location, and transmission of the message to the second mobile device.

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