IP Library › Assignment 022499/0368
Patent Assignment
Reel/Frame 022499/0368

Assignment of Assignor's Interest

Recorded: 2009-04-03 Pages: 5
Assignor
Assignees
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
161, GAJEONG-DONG, YUSEONG-GU, DAEJEON, 305-350, KOREA, REPUBLIC OF
SK TELECOM CO., LTD.
11, EULJIRO 2-GA, JUNG-GU, SEOUL, 100-999, KOREA, REPUBLIC OF
KTFREETEL CO., LTD.
LOTTE CASTLE PLAZA OFFICE TOWER, 7-18 SHINCHEON-DONG, SONGPA-GU, SEOUL, 138-727, KOREA, REPUBLIC OF
Covered Properties (2)
Method and apparatus for providing system information in ofdma cellular system
Application: 11/990,938 →
Publication: US 2009/0245211
Method and Apparatus for Discontinuous Transmission/Reception Operation for Reducing Power Consumption in Celluar System
Patent: 8,305,945 →
Application: 12/158,628 →
Publication: US 2008/0293426
Related Assignments (4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 25, 2008
From: KIM, JAE-HEUNG; RYU, BYUNG-HAN; BANG, SEUNG-CHAN
To: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Reel/Frame 020606/0592 →
Assignment of Assignor's Interest Jun 24, 2008
From: KIM, JAE-HEUNG; RYU, BYUNG-HAN; BANG, SEUNG-CHAN
To: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Reel/Frame 021183/0189 →
Merger Jul 20, 2009
From: KTFREETEL CO., LTD.
To: KT CORPORATION
Reel/Frame 022976/0032 →
Assignment of Assignor's Interest Jan 13, 2017
From: KT CORPORATION; SK TELECOM CO., LTD; ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
To: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Reel/Frame 040975/0086 →