IP Library Assignment 022540/0040
Patent Assignment
Reel/Frame 022540/0040

Assignment of Assignor's Interest

Recorded: 2009-04-14 Pages: 3
Assignors
GUPTA, AMIT
Executed: 2009-01-21
BATTACHARJEE, AVRONIL
Executed: 2009-01-21
Assignee
MICROSOFT CORPORATION
ONE MICROSOFT WAY, REDMOND, WASHINGTON, 98052
Covered Property (1)
Attribute and Location Based Entity Presentation in Presence Based Communication Systems
Patent: 8,190,135 →
Application: 12/357,626 →
Publication: US 2010/0184416
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 034564/0001 →