IP Library › Assignment 011769/0686
Patent Assignment
Reel/Frame 011769/0686

Assignment of Assignor's Interest

Recorded: 2001-05-04 Pages: 2
Assignors
SAKAMOTO, TAKAO
Executed: 2001-04-06
KAWAMOTO, SHINYA
Executed: 2001-04-06
KOTARI, KATSUAKI
Executed: 2001-04-06
KOJIMA, KATSUYOSHI
Executed: 2001-04-06
SAITOU, MASAYOSHI
Executed: 2001-04-06
HOSHI, YOSHIHIKO
Executed: 2001-04-06
Assignee
TOSHIBA CERAMICS CO., LTD.
5-25 NISHI-SHINJYUKU 7-CHOME, SHINJYUKU-KU, TOKYO, JAPAN
Covered Property (1)
Polishing Apparatus and Method Thereof
Patent: 6,517,422 →
Application: 09/798,980 →
Publication: US 2001/0027081
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Sep 13, 2007
From: TOSHIBA CERAMICS CO., LTD.
To: COVALENT MATERIALS CORPORATION
Reel/Frame 019817/0749 →
Assignment of Assignor's Interest Mar 11, 2013
From: COVALENT MATERIALS CORPORATION
To: COVALENT SILICON CORPORATION
Reel/Frame 029962/0497 →
Change of Name Mar 13, 2013
From: COVALENT SILICON CORPORATION
To: GLOBALWAFERS JAPAN CO., LTD.
Reel/Frame 029991/0421 →