IP Library › Assignment 037560/0588
Patent Assignment
Reel/Frame 037560/0588

Assignment of Assignor's Interest

Recorded: 2016-01-22 Pages: 6
Assignors
KU, BERNARD
Executed: 2015-12-08
FORSYTH, JAMES W.
Executed: 2016-01-22
NAIDU, LAKSHMINARASHIMHAN
Executed: 2015-12-08
Assignee
AT&T INTELLECTUAL PROPERTY I, LP
675 W. PEACHTREE STREET, SUITE 4000, ATLANTA, GEORGIA, 30308
Covered Property (1)
Method and Apparatus for Enhancing Inter-Carrier Communications
Patent: 9,973,544 →
Application: 14/965,496 →
Publication: US 2017/0171251
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →