IP Library Assignment 006624/0550
Patent Assignment
Reel/Frame 006624/0550

Assignment of Assignor's Interest

Recorded: 1993-07-29 Pages: 5
Assignors
WHITE, STEVEN K.
Executed: 1993-07-14
HWANG, CHAN K.
Executed: 1993-07-14
WINN, DAVID T.
Executed: 1993-07-14
Assignee
LIGAND PHARMACEUTICALS INC.
9393 TOWNE CENTRE DRIVE, SUITE 100, SAN DIEGO, CALIFORNIA, 92121
Covered Property (1)
Method for Stereospecific Synthesis of 9-Cis Retinoic Acid and Related Compounds
Application: 08/052,040 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 6, 2008
From: LIGAND PHARMACEUTICALS INCORPORATED; SERAGEN, INC.
To: EISAI INC.
Reel/Frame 021339/0344 →