Patent · US Active

Apparatus, and an associated method, for providing and using opaque presence indications in a presence service

US8386769B2 · kind B2 · utility

3Cited by
20References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 18, 2009
Grant dateFeb 26, 2013
Priority date
Expiry dateAug 8, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L63/0428
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

An apparatus, and an associated method, enables presence information of a presentity to be retrieved by a watcher. Elements, or portions, of the presence information may be made selectively opaque (unreadable) to any but authorized watchers or other consumers of the presentity information.

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