Patent Assignment
Reel/Frame 021104/0775
Assignment of Assignor's Interest
Recorded: 2008-06-17
Pages: 4
Assignors
LEE, HOON-JU
Executed: 2008-05-20
LEE, JUNG-WOO
Executed: 2008-05-20
LEE, KWAN-SEOK
Executed: 2008-05-20
Assignee
SK TELECOM CO., LTD.
11, EULJI-RO, 2-GA, JUNG-GU, SEOUL, 100-844, KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF
Covered Property
(1)
Network Based Location Measurement Method and System Using Pcell Database
Related Assignments
(3)
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 021104 Frame 0775. Assignor(S) Hereby Confirms the Assignment.
Sep 1, 2009
From: LEE, HOON JU; LEE, JUNG WOO; LEE, KWAN SEOK
To: SK TELECOM CO., LTD.
Reel/Frame 023177/0788 →
50% Assignment to Each Assignee
Mar 9, 2012
From: SK TELECOM CO., LTD.
To: SK PLANET CO., LTD.
Reel/Frame 027839/0204 →
Corrective Assignment to Correct the Percentage of Assignment Previously Recorded on Reel 027839 Frame 0204. Assignor(S) Hereby Confirms the 50% Assignment to Each Assignee.
Mar 13, 2012
From: SK TELECOM CO., LTD.
To: SK PLANET CO., LTD. 50%; SK TELECOM CO., LTD. 50%
Reel/Frame 027855/0568 →