IP Library Assignment 019566/0600
Patent Assignment
Reel/Frame 019566/0600

Assignment of Assignor's Interest

Recorded: 2007-06-29 Pages: 4
Assignor
RAY, AMAR N.
Executed: 2007-06-29
Assignee
EMBARQ HOLDINGS COMPANY LLC
5454 W. 110TH STREET, KSOPKJ0701, OVERLAND PARK, KANSAS, 66211
Covered Property (1)
System and Method for Amplifying Attenuated Dtmf Signals in a Packet Based Network
Patent: 8,767,930 →
Application: 11/824,185 →
Publication: US 2008/0304652
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name May 16, 2014
From: EMBARQ HOLDINGS COMPANY, LLC
To: CENTURYLINK INTELLECTUAL PROPERTY LLC
Reel/Frame 032916/0251 →