IP Library › Assignment 018697/0438
Patent Assignment
Reel/Frame 018697/0438

Assignment of Assignor's Interest

Recorded: 2007-01-02 Pages: 5
Assignors
HALPERN, JACKIE A.
Executed: 2003-01-16
BERELIAN, ELIAS
Executed: 2003-01-14
BAKER, LESLEY ANNE
Executed: 2003-01-14
Assignee
SBC PROPERTIES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
System and Method for Determining Characteristics for International Calls
Patent: 9,025,754 →
Application: 11/466,984 →
Publication: US 2007/0064893
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 11, 2007
From: SBC PROPERTIES, L.P.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 020094/0530 →
Change of Name Nov 18, 2007
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 020129/0242 →