Patent Assignment
Reel/Frame 014468/0217
Merger
Recorded: 2004-03-29
Pages: 3
Assignor
KT M.COM
Executed: 2001-05-03
Assignee
KT FREETEL CO., LTD.
KTF TOWER, 890-20, DAECHI-4, GANGNAM-GU, SEOUL, KOREA, REPUBLIC OF
Covered Property
(1)
System and Method for Obtaining Ec/Io for Use in Positioning a Base Station for Mobile Communication Network
Patent:
6,466,560 →
Application:
09/207,097 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 7, 1998
From: LEE, SANG-KEUN; BAEK, CHIL-HYUN
To: HANSOL PCS CO., LTD.
Reel/Frame 009636/0157 →
Change of Name
Mar 29, 2004
From: HANSOL PCS CO., LTD.
To: HANSOL M.COM
Reel/Frame 014468/0214 →
Merger
Mar 29, 2004
From: HANSOL.M.COM
To: KT M. COM
Reel/Frame 014468/0242 →
Merger
Jul 20, 2009
From: KTFREETEL CO., LTD.
To: KT CORPORATION
Reel/Frame 022973/0471 →