IP Library › Assignment 073598/0090
Patent Assignment
Reel/Frame 073598/0090

Assignment of Assignor's Interest

Recorded: 2026-01-27 Pages: 2
Assignor
OPTOS CO., LTD.
Executed: 2025-12-29
Assignee
SANGBOGROUP CO.,LTD
NO 11 BUILDING, NO 1801, PANGJIN ROAD, WUJIANG ECONOMIC DEVELOPMENT ZONE, SUZHOU, JIANGSU, CHINA
Covered Property (1)
Optical Sheet Having Enhanced Optical Characteristics
Patent: 8,730,579 →
Application: 12/509,729 →
Publication: US 2010/0027294
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 30, 2009
From: LEE, DAE-HWAN; KIM, WOO-TAE; LEE, KYOUNG-SOO; KIM, SUK
To: LEE, DAE-HWAN; NANO VISION CO., LTD.
Reel/Frame 023048/0004 →
Change of Name Oct 25, 2010
From: NANO VISION CO., LTD.
To: TSC OPTOS CO., LTD.
Reel/Frame 025186/0564 →
Assignment of Assignor's Interest Sep 8, 2023
From: LEE, DAE-HWAN
To: SOULBRAINOPTOS CO., LTD.
Reel/Frame 064849/0071 →
Change of Name Sep 8, 2023
From: TSC OPTOS CO., LTD.
To: SOULBRAINOPTOS CO., LTD.
Reel/Frame 065655/0066 →