Nova Patents
DE2861957D1

Multiple domain data communication

Abstract

This record has no abstract on file.

Term

Term ended

Expired 5 December 1998, 27.8 years ago.

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

7 members in 5 offices

This recordMember, by publication datePriority claim

Priority claims3

Priority claims
DocumentOfficeKindDate
85753177United States of AmericaA
77857531
US19770857531

Members7

Family members, oldest first
DocumentOfficeKind
EP0002389A1European Patent Office (EPO)A1
JPS5493937AJapanA
US4227253AUnited States of AmericaA
CA1124812ACanadaA
EP0002389B1European Patent Office (EPO)B1
DE2861957D1This recordGermanyD1
JPS6145833B2JapanB2