Patent Assignment
Reel/Frame 021613/0708
Assignment of Assignor's Interest
Recorded: 2008-09-29
Pages: 3
Assignors
KIM, YOUNG-SUNG
Executed: 2008-09-17
AHN, TAE-HYO
Executed: 2008-09-19
KIM, YEON-DAE
Executed: 2008-09-17
SONG, HAE-YOUNG
Executed: 2008-09-18
HWANG, WON-TAIK
Executed: 2008-09-19
LEE, SANG-YOUN
Executed: 2008-09-17
LEE, SUNG-JUNG
Executed: 2008-09-17
KIM, TAE-KYUN
Executed: 2008-09-17
Assignee
KTFREETEL CO., LTD.
7-18, SINCHUN-DONG, SONGPA-GU, SEOUL, 138-703, KOREA, REPUBLIC OF
Covered Property
(1)
Digital Device and Method for Providing Additional Service by Using the Same
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jul 20, 2009
From: KTFREETEL CO., LTD.
To: KT CORPORATION
Reel/Frame 022976/0032 →
Assignment of Assignor's Interest
Oct 2, 2014
From: KT CORPORATION
To: INTELLECTUAL DISCOVERY CO., LTD.
Reel/Frame 033869/0809 →
Assignment of Assignor's Interest
Dec 4, 2020
From: INTELLECTUAL DISCOVERY CO. LTD
To: WIRELESS ALLIANCE, LLC
Reel/Frame 054637/0207 →