Patent · US Expired

Method and apparatus for secure instant messaging utilizing server-supervised publication

US7558955B2 · kind B2 · utility

11Cited by
12References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 2003
Grant dateJul 7, 2009
Priority date
Expiry dateApr 3, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L63/0823
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Digitally signed and encrypted synchronous online messages are conducted between prescribed online messaging service subscribers.

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