IP Library › Assignment 013142/0771
Patent Assignment
Reel/Frame 013142/0771

Assignment of Assignor's Interest

Recorded: 2002-07-31 Pages: 3
Assignor
BANDO, TORU
Executed: 2002-05-08
Assignees
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, YOKOAMI 1-CHOME, SUMIDA-KU, TOKYO, 130-0, JAPAN
PETROLEUM ENERGY CENTER (PEC)
3-9, TORANOMON 4-CHOME, MINATO-KU, TOKYO, 105-0, JAPAN
Covered Property (1)
Process for the Purification of Polyarylene Sulfide
Patent: 6,743,890 →
Application: 10/169,737 →
Publication: US 2003/0027943
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Oct 25, 2004
From: IDEMITSU PETROCHEMICAL CO., LTD.
To: IDEMITSU KOSAN CO., LTD.
Reel/Frame 015279/0983 →
Re-Record to Correct the Nature of Conveyance to Merger, Previously Recorded as a Change of Name at Reel 015279, Frame 0983. Oct 29, 2004
From: IDEMITSU PETROCHEMICAL CO., LTD.
To: IDEMITSU KOSAN CO., LTD.
Reel/Frame 015312/0227 →