IP Library Assignment 015002/0174
Patent Assignment
Reel/Frame 015002/0174

Assignment of Assignor's Interest

Recorded: 2004-02-23 Pages: 3
Assignors
SENGA, MINORU
Executed: 2003-07-17
OKAMOTO, MASAYA
Executed: 2003-07-17
HAYASHI, MIKIYA
Executed: 2003-07-17
Assignees
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, YOKOAMI 1-CHOME, SUMIDA-KU, TOKYO, JAPAN
PETROLEUM ENERGY CENTER, A JURDICAL INCORPORATED FOUNDATION
3-9, TORANOMON 4-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
Process for Producing Polyarylene Sulfide
Patent: 6,982,312 →
Application: 10/471,663 →
Publication: US 2004/0092706
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 →