IP Library › Assignment 012308/0128
Patent Assignment
Reel/Frame 012308/0128

Assignment of Assignor's Interest

Recorded: 2001-11-15 Pages: 5
Assignor
TOKUYAMA CORPORATION
Executed: 2001-10-05
Assignee
IDEMITSU PETROCHEMICAL CO., LTD.
SUMIDA-KU, 6-1, YOKAMI 1-CHOME, TOKYO, 130-0, JAPAN
Covered Property (1)
Wear Resistant Resin Composition
Patent: 6,664,321 →
Application: 09/782,218 →
Publication: US 2002/0045698
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger-Name Change Dec 17, 2004
From: IDEMITSU PETROCHEMICAL CO., LTD.
To: IDEMITSU KOSAN CO., LTD.
Reel/Frame 016079/0225 →
Assignment of Assignor's Interest Aug 24, 2007
From: IDEMITSU KOSAN CO., LTD.
To: PRIME POLYMER CO., LTD.
Reel/Frame 019733/0742 →