IP Library Assignment 034770/0668
Patent Assignment
Reel/Frame 034770/0668

Change of Name

Recorded: 2015-01-15 Pages: 3
Assignor
EMBARQ HOLDINGS COMPANY, LLC
Executed: 2012-03-26
Assignee
CENTURYLINK INTELLECTUAL PROPERTY LLC
DENVER, DENVER, CALIFORNIA, 80202
Covered Property (1)
System to provide real loops for sidetone measurement with analog telephones
Patent: 9,444,921 →
Application: 11/978,341 →
Publication: US 2009/0110184
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 29, 2007
From: RAY, AMAR NATH
To: EMBARQ HOLDINGS COMPANY LLC
Reel/Frame 020088/0539 →