Patent Assignment
Reel/Frame 011396/0921
Assignment of Assignor's Interest
Recorded: 2000-12-22
Pages: 3
Assignee
NORTEL NETWORKS LIMITED
WORLD TRADE CENTER OF MONTREAL, 8TH FLOOR, 380 ST. ANTOINE STREET WEST, MONTREAL, QUEBEC, H2Y 3, CANADA
Covered Property
(1)
Method and Apparatus for Implementing an Extensible Range of Communications Services in Telephone Networks
Related Assignments
(8)
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
Jan 30, 2014
From: ROCKSTAR BIDCO, LP
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 032095/0936 →
Assignment of Assignor's Interest
Feb 5, 2014
From: ROCKSTAR CONSORTIUM US LP
To: CONSTELLATION TECHNOLOGIES LLC
Reel/Frame 032162/0489 →
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 →
Security Interest
Jun 29, 2018
From: RPX CLEARINGHOUSE LLC
To: JEFFERIES FINANCE LLC
Reel/Frame 046485/0644 →
Release of Security Interest
Oct 26, 2020
From: JEFFERIES FINANCE LLC
To: RPX CLEARINGHOUSE LLC
Reel/Frame 054305/0505 →