IP Library Assignment 018388/0050
Patent Assignment
Reel/Frame 018388/0050

Assignment of Assignor's Interest

Recorded: 2006-10-13 Pages: 4
Assignors
DOLAN, STEIN E.
Executed: 2006-10-11
ELKINS, DAVID
Executed: 2006-10-11
Assignee
MICROSOFT CORPORATION
ONE MICROSOFT WAY, REDMOND, WASHINGTON, 98052
Covered Property (1)
Call authorizatin for pay-per-call services
Patent: 8,675,855 →
Application: 11/549,014 →
Publication: US 2008/0089500
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 →