Global Patent Index - EP 1425878 A1

EP 1425878 A1 20040609 - METHOD FOR EXCHANGING MESSAGES IN A CHAT GROUP

Title (en)

METHOD FOR EXCHANGING MESSAGES IN A CHAT GROUP

Title (de)

VERFAHREN ZUM AUSTAUSCH VON NACHRICHTEN IN EINER CHATGRUPPE

Title (fr)

PROCEDE D'ECHANGE DE MESSAGES DANS UN GROUPE DE DISCUSSION

Publication

EP 1425878 A1 20040609 (DE)

Application

EP 02760142 A 20020830

Priority

  • DE 0203206 W 20020830
  • DE 10145490 A 20010914

Abstract (en)

[origin: WO03026205A1] The invention relates to a method for exchanging messages (NAR) among the users (C, D, E, F) of at least one chat group (GR1) of a telecommunication system (SYS), according to which at least one chat message (NAR) from a mobile radio device (TE1-TE4) associated with one user (C, D, E, F) of a chat group (GR1) is transmitted to a chat service center (SER) via at least one telecommunication network (NET). Said chat service center forwards the chat message (NAR) via the at least one telecommunication network (NET) to a mobile radio device (TE1-TE4) of at least one further user (C, D, E, F) of the chat group (GR1).

IPC 1-7

H04L 12/18; H04L 29/08

IPC 8 full level

H04L 12/18 (2006.01); H04L 12/58 (2006.01); H04L 29/06 (2006.01); H04L 29/08 (2006.01); H04Q 7/22 (2006.01)

CPC (source: EP US)

H04L 9/40 (2022.05 - US); H04L 12/1813 (2013.01 - EP US); H04L 12/189 (2013.01 - EP US); H04L 67/52 (2022.05 - EP US); H04L 67/564 (2022.05 - EP US); H04L 67/563 (2022.05 - EP US); H04L 69/329 (2013.01 - EP US)

Citation (search report)

See references of WO 03026205A1

Citation (examination)

WO 0076231 A1 20001214 - ELISA COMM OYJ [FI], et al

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

WO 03026205 A1 20030327; BR 0212472 A 20040824; CN 100385856 C 20080430; CN 1555632 A 20041215; DE 10145490 A1 20030410; DE 10145490 B4 20060831; EP 1425878 A1 20040609; US 2005037809 A1 20050217

DOCDB simple family (application)

DE 0203206 W 20020830; BR 0212472 A 20020830; CN 02818047 A 20020830; DE 10145490 A 20010914; EP 02760142 A 20020830; US 48942404 A 20041004