Nova Patents
DE3856423D1

Interactive call-handling

Abstract

This record has no abstract on file.

Term

Term ended

Expired 19 December 2008, 17.8 years ago.

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

116 members in 10 offices

This recordMember, by publication datePriority claim

Priority claims1

Priority claims
DocumentOfficeKindDate
19425888United States of AmericaA

Members116

Family members, oldest first
DocumentOfficeKind
WO8700375A1World Intellectual Property Organization (WIPO)A1
EP0229170A1European Patent Office (EPO)A1
JPS63500138AJapanA
US4792968AUnited States of AmericaA
EP0229170A4European Patent Office (EPO)A4
US4845739AUnited States of AmericaA
EP0342295A2European Patent Office (EPO)A2
GB9003765D0United KingdomD0
US4930150AUnited States of AmericaA
CA2009937A1CanadaA1
DE4005365A1GermanyA1
FR2643526A1FranceA1
GB2230403AUnited KingdomA
JPH02298158AJapanA
US5014298AUnited States of AmericaA
US5048075AUnited States of AmericaA
EP0342295A3European Patent Office (EPO)A3
US5073929AUnited States of AmericaA
US5109404AUnited States of AmericaA
US5128984AUnited States of AmericaA
WO9305483A1World Intellectual Property Organization (WIPO)A1
US5218631AUnited States of AmericaA
US5224153AUnited States of AmericaA
GB2230403BUnited KingdomB
US5251252AUnited States of AmericaA
US5255309AUnited States of AmericaA
US5259023AUnited States of AmericaA
EP0568114A2European Patent Office (EPO)A2
EP0568114A3European Patent Office (EPO)A3
EP0229170B1European Patent Office (EPO)B1
AT101770TAustriaT
ATE101770T1AustriaT1
DE3689652D1GermanyD1
DE3689652T2GermanyT2
US5349633AUnited States of AmericaA
US5351285AUnited States of AmericaA
EP0620669A1European Patent Office (EPO)A1
US5359645AUnited States of AmericaA
US5365575AUnited States of AmericaA
EP0342295B1European Patent Office (EPO)B1
DE3853420D1GermanyD1
DE3853420T2GermanyT2
CA2009937CCanadaC
FR2643526B1FranceB1
US5553120AUnited States of AmericaA
US5561707AUnited States of AmericaA
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US5815551AUnited States of AmericaA
US5828734AUnited States of AmericaA
US5835576AUnited States of AmericaA
US5898762AUnited States of AmericaA
EP0917335A2European Patent Office (EPO)A2
EP0917335A3European Patent Office (EPO)A3
US5917893AUnited States of AmericaA
JP2948253B2JapanB2
EP0568114B1European Patent Office (EPO)B1
US5974120AUnited States of AmericaA
DE3650732D1GermanyD1
US6016344AUnited States of AmericaA
US6035021AUnited States of AmericaA
US6044135AUnited States of AmericaA
EP0998107A2European Patent Office (EPO)A2
EP0620669B1European Patent Office (EPO)B1
EP0998107A3European Patent Office (EPO)A3
DE3856423D1This recordGermanyD1
US6148065AUnited States of AmericaA
DE3650732T2GermanyT2
US6151387AUnited States of AmericaA
HK1027928A1Hong Kong, ChinaA1
DE3856423T2GermanyT2
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EP1148699A2European Patent Office (EPO)A2
US6335965B1United States of AmericaB1
EP0917335B1European Patent Office (EPO)B1
EP1148699A3European Patent Office (EPO)A3
US6349134B1United States of AmericaB1
DE3650766D1GermanyD1
US2002025027A1United States of AmericaA1
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DE1148699T1GermanyT1
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