IP Library Assignment 014113/0328
Patent Assignment
Reel/Frame 014113/0328

Assignment of Assignor's Interest

Recorded: 2003-05-23 Pages: 3
Assignor
ABRAMS, THOMAS ALGIE JR.
Executed: 2003-05-21
Assignee
MICROSOFT CORPORATION
ONE MICROSOFT WAY, REDMOND, WASHINGTON, 98052
Covered Property (1)
Extending Digital Rights Management and Authentication to Audio Speakers
Patent: 7,509,180 →
Application: 10/444,173 →
Publication: US 2004/0236444
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 9, 2014
From: MICROSOFT CORPORATION
To: MICROSOFT TECHNOLOGY LICENSING, LLC
Reel/Frame 034541/0477 →