Patent Assignment
Reel/Frame 019038/0920
Assignment of Assignor's Interest
Recorded: 2007-02-27
Pages: 3
Assignor
O'CALLAHAN, ROBERT W.
Executed: 2007-02-26
Assignee
NOVELL, INC.
1800 SOUTH NOVELL PLACE, M/S H544, PROVO, UTAH, 84606
Covered Property
(1)
History-based call stack construction
Application:
11/711,387 →
Publication:
US 2008/0209406
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 30, 2011
From: CPTN HOLDINGS LLC
To: NOVELL INTELLECTUAL PROPERTY HOLDINGS, INC.
Reel/Frame 027465/0206 →
Assignment of Assignor's Interest
Nov 30, 2011
From: NOVELL,INC.
To: CPTN HOLDINGS LLC
Reel/Frame 027465/0227 →
Assignment of Assignor's Interest
Dec 1, 2011
From: CPTN HOLDINGS LLC
To: NOVELL INTELLECTUAL PROPERTY HOLDING, INC.
Reel/Frame 027325/0131 →
Assignment of Assignor's Interest
Feb 11, 2016
From: NOVELL INTELLECTUAL PROPERTY HOLDINGS, INC.
To: RPX CORPORATION
Reel/Frame 037809/0057 →