IP Library Assignment 019054/0035
Patent Assignment
Reel/Frame 019054/0035

Assignment of Assignor's Interest

Recorded: 2007-03-23 Pages: 3
Assignors
YU, DONG
Executed: 2007-01-08
ACERO, ALEJANDRO
Executed: 2007-01-08
JU, YUN-CHENG
Executed: 2007-01-08
WANG, YE-YI
Executed: 2007-01-08
Assignee
MICROSOFT CORPORATION
ONE MICROSOFT WAY, REDMOND, WASHINGTON, 98052
Covered Property (1)
Indexing and Ranking Processes for Directory Assistance Services
Patent: 7,580,942 →
Application: 11/652,733 →
Publication: US 2008/0172376
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 034542/0001 →