IP Library Assignment 038141/0894
Patent Assignment
Reel/Frame 038141/0894

Assignment of Assignor's Interest

Recorded: 2016-03-30 Pages: 4
Assignors
SURYANARAYANA, LALITHA
Executed: 2007-03-28
GRANNAN, MICHAEL
Executed: 2007-03-28
Assignee
AT&T KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property (1)
Methods and Apparatus to Provide Presence Information
Patent: 9,590,931 →
Application: 15/052,032 →
Publication: US 2016/0241495
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 30, 2016
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, LP
Reel/Frame 038310/0603 →