Patent Assignment
Reel/Frame 035340/0487
Assignment of Assignor's Interest
Recorded: 2015-04-06
Pages: 11
Assignor
ROCKSTAR CONSORTIUM US LP
Executed: 2014-02-27
Assignee
SPHERIX PORTFOLIO ACQUISITION II, INC.
6430 ROCKLEDGE DRIVE, SUITE 503, BETHESDA, MARYLAND, 20817
Covered Properties
(4)
Session Initiation from Application Servers in an Ip Multimedia Subsystem
Application:
13/681,621 →
Publication:
US 2013/0080648
Providing Calling Party Information in a Request to Establish a Call Session
Vlan Frame Format
Patent:
45,708 →
Application:
13/728,838 →
Method for Providing Media Communication Across Firewalls
Application:
14/099,279 →
Publication:
US 2014/0101749
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 1, 2013
From: FRANTZ, PAUL J.; THOMPSON, GEOFFREY O.
To: NORTEL NETWORKS LIMITED
Reel/Frame 029908/0427 →
Assignment of Assignor's Interest
Aug 6, 2013
From: NORTEL NETWORKS LIMITED
To: ROCKSTAR BIDCO, LP
Reel/Frame 030947/0849 →
Assignment of Assignor's Interest
Aug 6, 2013
From: ROCKSTAR BIDCO, LP
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 030948/0001 →
Assignment of Assignor's Interest
Mar 9, 2015
From: SPHERIX PORTFOLIO ACQUISITION II, INC.
To: SPHERIX INCORPORATED
Reel/Frame 035112/0108 →
Assignment of Assignor's Interest
Apr 6, 2015
From: SPHERIX PORTFOLIO ACQUISITION II, INC.
To: SPHERIX INCOPORATED
Reel/Frame 035340/0688 →
Security Interest
Apr 20, 2015
From: SPHERIX INCORPORATED; SPHERIX PORTFOLIO ACQUISITION II, INC.
To: ROCKSTAR CONSORTIUM US LP
Reel/Frame 035463/0584 →
Security Interest
Apr 20, 2015
From: ROCKSTAR CONSORTIUM US LP
To: RPX CLEARINGHOUSE LLC
Reel/Frame 035463/0588 →
Release of Security Interest
Mar 3, 2016
From: RPX CLEARINGHOUSE LLC
To: SPHERIX INCOPORATED
Reel/Frame 037992/0488 →
Assignment of Assignor's Interest
Jun 2, 2016
From: SPHERIX INCORPORATED
To: INTERNATIONAL LICENSE EXCHANGE OF AMERICA, LLC
Reel/Frame 038787/0297 →