Patent Assignment
Reel/Frame 050648/0755
Corrective Assignment to Correct the Nature of Conveyance Execution Date and Supporting Documentation Previously Recorded at Reel: 023061 Frame: 0611. Assignor(S) Hereby Confirms the Assignment.
Recorded: 2019-10-07
Pages: 3
Assignor
AT&T KNOWLEDGE VENTURES, L.P.
Executed: 2007-10-01
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
675 WEST PEACHTREE STREET, ATLANTA, GEORGIA, 30308
Covered Property
(1)
System for Prompting the Caller Before and After Voice-Over-Internet-Protocol Call Connection
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 28, 2006
From: BANGOR, AARON W.; REYNOLDS, DOUGLAS F.; BRANDT, JEFFREY L.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 017375/0170 →
Assignment of Assignor's Interest
Aug 6, 2009
From: SBC PROPERTIES, L.P.
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 023061/0533 →
Assignment of Assignor's Interest
Aug 6, 2009
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 023061/0551 →
Assignment of Assignor's Interest
Aug 6, 2009
From: AT&T KNOWLEDGE VENTURES, L.P.
To: AT&T INTELLECTUAL PROPERTY I, L.P.
Reel/Frame 023061/0611 →
Corrective Assignment to Correct the State (of the Assignee Address) Previously Recorded on Reel 023061 Frame 0551. Assignor(S) Hereby Confirms the Reno, Nevada.
Sep 22, 2009
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 023264/0152 →
Corrective Assignment to Correct the Nature of Conveyance Previously Recorded at Reel: 023061 Frame: 0551. Assignor(S) Hereby Confirms the Change of Name.
Oct 7, 2019
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 051930/0920 →
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 →