IP Library Assignment 020088/0539
Patent Assignment
Reel/Frame 020088/0539

Assignment of Assignor's Interest

Recorded: 2007-10-29 Pages: 4
Assignor
RAY, AMAR NATH
Executed: 2007-10-29
Assignee
EMBARQ HOLDINGS COMPANY LLC
5454 W. 110TH STREET, KSOPKJ0701, OVERLAND PARK, KANSAS, 66251
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.
Change of Name Jan 15, 2015
From: EMBARQ HOLDINGS COMPANY, LLC
To: CENTURYLINK INTELLECTUAL PROPERTY LLC
Reel/Frame 034770/0668 →