Patent Assignment
Reel/Frame 050591/0740
Corrective Assignment to Correct the Assignee's Name Previously Recorded at Reel: 023701 Frame: 0987. Assignor(S) Hereby Confirms the Assignment .
Recorded: 2019-09-30
Pages: 8
Assignors
QIU, CHAOXIN
Executed: 2006-01-17
ALLEN, KEITH J.
Executed: 2006-01-17
DAILEY, ROBERT F.
Executed: 2006-01-17
KHAN, RICHARD L.
Executed: 2006-01-20
ZAMPIELLO, GEOFFREY R.
Executed: 2006-01-18
Assignee
SBC KNOWLEDGE VENTURES, L.P.
645 E. PLUMB LANE, RENO, NEVADA, 89502
Covered Property
(1)
System and Method for Location Management and Emergency Support for a Voice Over Internet Protocol Device
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 21, 2009
From: QIU, CHAOXIN; ALLEN, KEITH J.; DAILEY, ROBERT F.; KHAN, RICHARD L.
To: AT&T INTELLECTUAL PROPERTY 1, L.P.
Reel/Frame 023701/0987 →
Change of Name
Sep 30, 2019
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 050592/0283 →
Change of Name
Sep 30, 2019
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 050592/0297 →
Assignment of Assignor's Interest
Oct 25, 2019
From: AT&T INTELLECTUAL PROPERTY I, L.P.
To: RINGCENTRAL, INC.
Reel/Frame 050824/0312 →