IP Library › Assignment 052434/0462
Patent Assignment
Reel/Frame 052434/0462

Change of Name

Recorded: 2020-04-17 Pages: 2
Assignor
AT&T KNOWLEDGE VENTURES, L.P.
Executed: 2007-10-01
Assignee
AT&T INTELLECTUAL PROPERTY I, L.P.
754 PEACHTREE STREET, SUITE 7C, ATLANTA, GEORGIA, 30308
Covered Properties (2)
Presence Enhanced Telephony Service Architecture
Patent: 7,660,898 →
Application: 10/628,248 →
Publication: US 2005/0027867
Presence Enhanced Telephony Service Architecture
Patent: 8,509,406 →
Application: 12/638,343 →
Publication: US 2010/0166162
Related Assignments (5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 8, 2004
From: MUELLER, STEPHEN MARK; RUSSELL, ALICIA MARIE
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 015193/0245 →
Change of Name Jan 8, 2008
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 020426/0075 →
Assignment of Assignor's Interest Apr 17, 2020
From: MUELLER, STEPHEN MARK; RUSSELL, ALICIA MARIE
To: SBC KNOWLEDGE VENTURES, L.P.
Reel/Frame 052426/0459 →
Corrective Assignment to Correct the Execution Date Previously Recorded at Reel: 020426 Frame: 0075. Assignor(S) Hereby Confirms the Assignment. Apr 17, 2020
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 052431/0750 →
Change of Name Apr 17, 2020
From: SBC KNOWLEDGE VENTURES, L.P.
To: AT&T KNOWLEDGE VENTURES, L.P.
Reel/Frame 052434/0460 →