Assignment of Assignor's Interest

Recorded: 2009-08-11 Pages: 3

Assignor

DONG-A PHARM. CO., LTD.

Executed: 2009-08-11

Assignee

DONG-A PHARMTECH CO., LTD.

3F C&H BUILDING, 154-8, SAMSUNG-DONG, KANGNAM-GU, SEOUL, 135-879, KOREA, REPUBLIC OF

Covered Property (1)

Preparing Pyrazolopyrimidinone Derivatives for the Treatment of Impotence

Patent: 6,844,436 →

Application: 10/311,397 →

Publication: US 2003/0176696

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.