Patent Assignment
Reel/Frame 022667/0448
Assignment of Assignor's Interest
Recorded: 2009-05-05
Pages: 2
Assignor
SK ENERGY CO., LTD.
Executed: 2009-03-17
Assignee
SK MARKETING & COMPANY CO., LTD.
45, NAMDAEMUN-RO 4, JUNG-GU, SEOUL, KOREA, REPUBLIC OF
Covered Property
(1)
Quality of Service Call Routing System Using Counselor and Speech Recognition Engine and Method Thereof
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 16, 2005
From: KIM, DO-SUNG; MIN, DONG-SOON; YOO, KWAN-SIK; CHUNG, SEUNG-WOO
To: SK CORPORATION
Reel/Frame 016544/0898 →
Assignment of Assignor's Interest
Nov 15, 2007
From: SK CORPORATION
To: SK ENERGY CO., LTD.
Reel/Frame 020115/0148 →
Corrective Assignment to Correct the Assignee's Country Previously Recorded on Reel 020115 Frame 0148. Assignor(S) Hereby Confirms the Assignment.
Nov 28, 2007
From: SK CORPORATION
To: SK ENERGY CO., LTD.
Reel/Frame 020170/0280 →
Merger
Apr 29, 2013
From: SK MARKETING & COMPANY CO., LTD.
To: SK PLANET CO., LTD.
Reel/Frame 030307/0531 →