Patent Assignment
Reel/Frame 017406/0304
Assignment of Assignor's Interest
Recorded: 2006-04-03
Pages: 2
Assignor
AMERITECH CORPORATION
Executed: 2002-06-26
Assignee
AMERITECH PROPERTIES, INC.
645 EAST PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
Method and system for filter based message processing in a unified messaging system
Application:
10/923,440 →
Publication:
US 2005/0031093
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 3, 2006
From: SKLADMAN, JULIA; CHATTERLEY, BRUCE A.; THORNBERRY, JR., ROBERT J.; NG, ALEXANDER
To: AMERITECH CORPORATION; NORTHERN TELECOM LIMITED
Reel/Frame 017406/0244 →
Assignment of Assignor's Interest
Apr 3, 2006
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 017406/0361 →
Assignment of Assignor's Interest
Apr 3, 2006
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 017409/0792 →
Assignment of Assignor's Interest
Oct 24, 2014
From: NORTEL NETWORKS LIMITED
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 034027/0914 →
Assignment of Assignor's Interest
Feb 9, 2015
From: ROCKSTAR CONSORTIUM US LP; ROCKSTAR CONSORTIUM LLC; BOCKSTAR TECHNOLOGIES LLC; CONSTELLATION TECHNOLOGIES LLC
To: RPX CLEARINGHOUSE LLC
Reel/Frame 034924/0779 →