Nova Patents
AT272928T

Telephone call control system and method for the public switched telephone network

Abstract

This record has no abstract on file.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

35 members in 5 offices

This recordMember, by publication datePriority claim

Priority claims2

Priority claims
DocumentOfficeKindDate
56556500United States of AmericaA
0114065United States of AmericaW

Members35

Family members, oldest first
DocumentOfficeKind
WO0184859A2World Intellectual Property Organization (WIPO)A2
WO0184859A3World Intellectual Property Organization (WIPO)A3
EP1279299A2European Patent Office (EPO)A2
US6574328B1United States of AmericaB1
US2003194078A1United States of AmericaA1
EP1279299B1European Patent Office (EPO)B1
AT272928TThis recordAustriaT
ATE272928T1AustriaT1
DE60104673D1GermanyD1
EP1473947A2European Patent Office (EPO)A2
EP1473947A3European Patent Office (EPO)A3
DE60104673T2GermanyT2
US2006239436A1United States of AmericaA1
US2006239437A1United States of AmericaA1
US2006239438A1United States of AmericaA1
EP1473947B1European Patent Office (EPO)B1
DE602004007712D1GermanyD1
US7324635B2United States of AmericaB2
US2008075262A1United States of AmericaA1
US7587036B2United States of AmericaB2
US7764777B2United States of AmericaB2
US2010254376A1United States of AmericaA1
US8155298B2United States of AmericaB2
US8175240B2United States of AmericaB2
US2012120853A1United States of AmericaA1
US2012236762A1United States of AmericaA1
US8457113B2United States of AmericaB2
US2013322431A1United States of AmericaA1
US8718252B2United States of AmericaB2
US8848894B2United States of AmericaB2
US9083719B2United States of AmericaB2
US2015312420A1United States of AmericaA1
US9386158B2United States of AmericaB2
US2016366282A1United States of AmericaA1
US9942410B2United States of AmericaB2