IP Library Assignment 013122/0698
Patent Assignment
Reel/Frame 013122/0698

Assignment of Assignor's Interest

Recorded: 2002-05-23 Pages: 3
Assignors
HISATAKE, YOSHIHIKO
Executed: 2002-05-02
KURODA, HIROSHI
Executed: 2002-05-02
Assignee
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU, TOKYO, JAPAN
Covered Property (1)
Process for Production of Methylcobalamin
Patent: 6,657,057 →
Application: 10/130,797 →
Publication: US 2002/0183511
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 8, 2007
From: EISAI CO., LTD.
To: EISAI R&D MANAGEMENT CO., LTD.
Reel/Frame 018972/0624 →
Assignment of Assignor's Interest Jun 29, 2007
From: EISAI CO., LTD.
To: EISAI R&D MANAGEMENT CO., LTD.
Reel/Frame 019501/0049 →