Patent · US Expired

Credit based telephony service facilitation

US6298056A · kind A · utility

65Cited by
3References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 19, 2000
Grant dateOct 2, 2001
Priority date
Expiry dateMay 19, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M2215/32
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Advertisement consumption activities of a user are monitored. The user is credited with telephony service credits in accordance with observed advertisement consumption activities. In turn, telephony service for the user is facilitated. The facilitation is based at least in part on the amount of telephony service credits credited to the user.

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