Patent Assignment
Reel/Frame 005206/0717
Assignment of Assignors Interest.
Recorded: 1990-01-08
Pages: 2
Assignee
OSAKA TITANIUM CO., LTD.
1 HIGASHIHAMA-CHO, AMAGASAKI,, HYOGO, JAPAN
Covered Property
(1)
Apparatus for Casting Silicon with Gradual Cooling
Patent:
4,915,723 →
Application:
07/374,250 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Effective on 01/05/1993
Apr 9, 1993
From: OSAKA TITANIUM CO., LTD.
To: SUMITOMO SITIX CO., LTD.
Reel/Frame 006496/0728 →
Assignment of Assignor's Interest
Dec 8, 1998
From: SUMITOMO SITIX CO., LTD.
To: SUMITOMO SITIX OF AMAGASAKI, INC.
Reel/Frame 009624/0219 →
Assignment of Assignor's Interest
Oct 12, 2001
From: SUMITOMO SITIX OF AMAGASAKI, INC.
To: SUMITOMO METAL INDUSTRIES, LTD.
Reel/Frame 012243/0308 →
Assignment of Assignor's Interest
Jul 5, 2002
From: SUMITOMO METAL INDUSTRIES, LTD.
To: SUMITOMO MITSUBISHI SILICON CORPORATION
Reel/Frame 013029/0744 →