Patent Assignment
Reel/Frame 023089/0360
Assignment of Assignor's Interest
Recorded: 2009-08-12
Pages: 6
Assignors
POLANYI, LIVIA
Executed: 2008-09-04
BERG, MARTIN HENK VAN DEN
Executed: 2008-09-15
PELL, BARNEY
Executed: 2008-10-26
Assignee
MICROSOFT CORPORATION
ONE MICROSOFT WAY, REDMOND, WASHINGTON, 98052
Covered Property
(1)
Calculating Valence of Expressions Within Documents for Searching a Document Index
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Feb 10, 2010
From: POWERSET, INC.
To: MICROSOFT CORPORATION
Reel/Frame 023920/0065 →
Assignment of Assignor's Interest
Dec 9, 2014
From: MICROSOFT CORPORATION
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 034564/0001 →
Assignment of Assignor's Interest
Oct 14, 2016
From: MICROSOFT TECHNOLOGY LICENSING, LLC
To: ZHIGU HOLDINGS LIMITED
Reel/Frame 040354/0001 →