Patent Assignment
Reel/Frame 021760/0571
Assignment of Assignor's Interest
Recorded: 2008-10-30
Pages: 4
Assignors
CHOI, JUN-WON
Executed: 2008-10-29
LEE, JOO-MUN
Executed: 2008-10-29
LEE, SANG-YUN
Executed: 2008-10-29
LEE, MYUNG-SUNG
Executed: 2008-10-29
CHUNG, JAE-BOO
Executed: 2008-10-29
Assignee
SK TELECOM CO., LTD.
11, EULJI-RO, 2-GA, JUNG-GU, SEOUL, 100-999, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Covered Property
(1)
Authentication for Service Server in Wireless Internet and Settlement Using the Same
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Assignee's Address Previously Recorded on Reel 021760 Frame 0571. Assignor(S) Hereby Confirms the Assignment.
Sep 1, 2009
From: CHOI, JUN WON; LEE, JOO MUN; LEE, SANG YUN; LEE, MYUNG SUNG
To: SK TELECOM CO., LTD.
Reel/Frame 023175/0190 →
Assignment of Assignor's Interest
Mar 9, 2012
From: SK TELECOM CO., LTD.
To: SK PLANET CO., LTD.
Reel/Frame 027833/0967 →