Patent Assignment
Reel/Frame 011656/0036
Assignment of Assignor's Interest
Recorded: 2001-04-02
Pages: 4
Assignor
SCHOFIELD, BRUCE A.
Executed: 2001-02-06
Assignee
NORTEL NETWORKS LIMITED
WORLD TRADE CENTER, 380 ST ANTOINE STREET WEST, 8TH FLOOR, MONTREAL, QUEBEC H2Y 3Y4, CANADA
Covered Property
(1)
System and Apparatus for Dropping and Adding Optical Data Streams in an Optical Communication Network
Related Assignments
(7)
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 10, 2014
From: ROCKSTAR BIDCO, LP
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 032422/0919 →
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 →