IP Library Assignment 017214/0071
Patent Assignment
Reel/Frame 017214/0071

Assignment of Assignor's Interest

Recorded: 2006-01-26 Pages: 6
Assignors
QIU, CHAOXIN
Executed: 2006-01-17
DAILEY, ROBERT F.
Executed: 2006-01-17
ZAMPIELLO, GEOFFREY R.
Executed: 2006-01-18
KHAN, RICHARD L.
Executed: 2006-01-20
ALLEN, KEITH JOSEPH
Executed: 2006-01-17
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
Patent: 7,639,792 →
Application: 11/286,495 →
Publication: US 2007/0115935
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →