The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 16, 1996

Filed:

May. 13, 1994
Applicant:
Inventors:

Walter Amereller, Munich, DE;

Mehmet Ersue, Munich, DE;

Franz Liebl, Moosburg, DE;

Gerald Maurer, Munich, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ; H04Q / ;
U.S. Cl.
CPC ...
379207 ; 379 89 ; 379225 ; 370 61 ;
Abstract

Messages that cannot be delivered into the mailbox of the message addressee in networked message memory units (for example, given malfunctions) are transmitted back into the mailbox of the message sender after a predetermined time. Each message is provided with message-associated information (for example, name of the message sender, time at which the message was generated). In order to avoid the same message from being repeatedly stored in the memory unit of the message sender given multiaddress transmission of one of the same message to a plurality of message addressees and given non-deliverability of the messages, the message-associated information of fed back messages are checked for identity and are not stored if identified.


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