Patent Assignment
Reel/Frame 012257/0108
Assignment of Assignor's Interest
Recorded: 2001-10-15
Pages: 8
Assignors
GRUCHALA, CAROL SHIFRIN
Executed: 2001-09-14
FLEISCHER, HAROLD C. III
Executed: 2001-09-24
MANDOLINI, JUDY
Executed: 2001-09-18
Assignees
AMERITECH CORPORATION
2000 W. AMERITECH CENTER DRIVE, HOFFMAN ESTATES, ILLINOIS, 60196
SBC OPERATIONS, INC.
530 MCCULLOUGH, SAN ANTONIO, TEXAS, 78215
Covered Property
(1)
Identification of Calling Devices Dialing a Universal Number to Access a Telecommunications Relay Service Center
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 25, 2003
From: AMERITECH PROPERTIES, INC.
To: SBC HOLDINGS PROPERTIES, L.P.
Reel/Frame 013974/0542 →
Assignment of Assignor's Interest
Apr 25, 2003
From: AMERITECH CORPORATION
To: AMERITECH PROPERTIES, INC.
Reel/Frame 013986/0525 →
Assignment of Assignor's Interest
Apr 25, 2003
From: SBC HOLDINGS PROPERTIES, L.P.
To: SBC PROPERTIES, L.P.
Reel/Frame 014015/0689 →