Patent Assignment
Reel/Frame 021094/0327
Assignment of Assignor's Interest
Recorded: 2008-06-05
Pages: 2
Assignors
SHIN, JAE-WOOK
Executed: 2008-05-26
JUNG, KWANG-RYUL
Executed: 2008-05-26
PARK, AE-SOON
Executed: 2008-05-26
Assignee
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
161, GAJEONG-DONG, YUSEONG-GU, DAEJEON 305-350, KOREA, REPUBLIC OF
Covered Property
(1)
Multimedia Broadcast Multicast Service Providing System and Method Thereof
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 3, 2009
From: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
To: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE; SK TELECOM CO., LTD.; KTFREETEL CO., LTD.
Reel/Frame 022194/0131 →
Corrective Assignment to Correct the Assignees' Country Previously Recorded on Reel 022194 Frame 0131. Assignor(S) Hereby Confirms the Korea, Democratic People's Republic Of.
Mar 12, 2009
From: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
To: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE; SK TELECOM CO., LTD.; KTFREETEL CO., LTD.
Reel/Frame 022385/0488 →
Merger
Jul 20, 2009
From: KTFREETEL CO., LTD.
To: KT CORPORATION
Reel/Frame 022976/0032 →