IP Library Assignment 015582/0362
Patent Assignment
Reel/Frame 015582/0362

Assignment of Assignor's Interest

Recorded: 2004-07-19 Pages: 3
Assignor
KOYAMA, YOSHINARI
Executed: 2004-02-03
Assignees
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, YOKOAMI 1-CHOME, SUMIDA-KU, TOKYO, JAPAN
PETROLEUM ENERGY CENTER, A JURIDICAL INCORPORATED FOUNDATION
3-9, TORANOMON 4-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
Process for Removing Volatile Components in Polyarylene Sulfide
Patent: 7,018,574 →
Application: 10/368,564 →
Publication: US 2004/0164439
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Dec 20, 2004
From: IDEMITSU PETROCHEMICAL CO. LTD.
To: IDEMITSU KOSAN CO. LTD.
Reel/Frame 015478/0140 →