Patent Assignment
Reel/Frame 008959/0910
Assignment of Assignor's Interest
Recorded: 1997-06-12
Pages: 5
Assignee
AT&T CORP.
32 AVENUE OF THE AMERICAS, NEW YORK, NEW YORK, 10013
Covered Property
(1)
Network Based Determination of Cost Effective Access
Patent:
6,026,151 →
Application:
08/874,120 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 25, 2008
From: AT&T CORP.
To: TTA WIRELESS TRANSFER CO., LLC
Reel/Frame 021291/0508 →
Merger
Jan 13, 2016
From: TTA WIRELESS TRANSFER CO., LLC
To: F. POSZAT HU, L.L.C.
Reel/Frame 037476/0810 →
Assignment of Assignor's Interest
Jan 5, 2020
From: INTELLECTUAL VENTURES ASSETS 161 LLC
To: HANGER SOLUTIONS, LLC
Reel/Frame 052159/0509 →
Assignment of Assignor's Interest
Feb 15, 2020
From: F. POSZAT HU, L.L.C.
To: INTELLECTUAL VENTURES ASSETS 161 LLC
Reel/Frame 051944/0432 →