Patent Assignment
Reel/Frame 013073/0470
Assignment of Assignor's Interest
Recorded: 2002-06-28
Pages: 3
Assignor
GILBERT, LEROY EDWIN
Executed: 2002-06-26
Assignee
SIEMENS INFORMATION AND COMMUNICATION NETWORKS, INC
900 BROKEN SOUND PARKWAY, BOCA RATON, FLORIDA, 33487
Covered Property
(1)
System and method for emulating ringback transparently
Application:
10/185,079 →
Publication:
US 2004/0001518
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 28, 2002
From: CALLAGHAN, ROBERT
To: SIEMENS INFORMATION AND COMMUNICATION NETWORKS, INC
Reel/Frame 013073/0409 →
Merger
Apr 22, 2010
From: SIEMENS INFORMATION AND COMMUNICATION NETWORKS, INC.
To: SIEMENS COMMUNICATIONS, INC.
Reel/Frame 024263/0817 →
Assignment of Assignor's Interest
Apr 27, 2010
From: SIEMENS COMMUNICATIONS, INC.
To: SIEMENS ENTERPRISE COMMUNICATIONS, INC.
Reel/Frame 024294/0040 →
Grant of Security Interest in U.S. Patents
Nov 10, 2010
From: SIEMENS ENTERPRISE COMMUNICATIONS, INC.
To: WELLS FARGO TRUST CORPORATION LIMITED, AS SECURITY AGENT
Reel/Frame 025339/0904 →