Patent Assignment
Reel/Frame 015014/0040
Assignment of Assignor's Interest
Recorded: 2004-02-25
Pages: 13
Assignors
EL-HENNAWEY, MOHAMED
Executed: 2003-10-23
LIAO, CAN
Executed: 2003-10-23
FOURET, JOACHIM
Executed: 2003-12-17
AHMADI, MASOUD
Executed: 2004-01-28
Assignee
NORTEL NETWORKS LIMITED
2351 BOULEVARD ALFRED-NOBEL, ST. LAURENT, QUEBEC, H4S 2A9, CANADA
Covered Property
(1)
Method and Apparatus for Fast Dtmf Detection
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 28, 2011
From: NORTEL NETWORKS LIMITED
To: ROCKSTAR BIDCO, LP
Reel/Frame 027164/0356 →
Assignment of Assignor's Interest
Mar 11, 2014
From: ROCKSTAR BIDCO, LP
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 032425/0867 →
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 →
Security Agreement
Mar 9, 2016
From: RPX CORPORATION; RPX CLEARINGHOUSE LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 038041/0001 →
Release (Reel 038041 / Frame 0001)
Jan 2, 2018
From: JPMORGAN CHASE BANK, N.A.
To: RPX CORPORATION; RPX CLEARINGHOUSE LLC
Reel/Frame 044970/0030 →