Patent Assignment
Reel/Frame 050591/0759
Corrective Assignment to Correct the Assignee's Name Previously Recorded at Reel: 032921 Frame: 0616. Assignor(S) Hereby Confirms the Assignment .
Recorded: 2019-09-30
Pages: 9
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
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 19, 2014
From: QIU, CHAOXIN; KHAN, RICHARD; DAILEY, ROBERT; ALLEN, KEITH
To: AT&T INTELLECTUAL PROPERTY I, LP
Reel/Frame 032921/0616 →
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 →
Security Interest
Feb 14, 2023
From: RINGCENTRAL, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 062973/0194 →