Patent Assignment
Reel/Frame 013637/0642
Assignment of Assignor's Interest
Recorded: 2003-05-08
Pages: 3
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD, ARMONK, NEW YORK, 10504
Covered Property
(1)
Sacrificial Collar Method for Improved Deep Trench Processing
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 8, 2003
From: MCSTAY, IRENE; TEWS, HELMUT HORST
To: INFINEON TECHNOLOGIES NORTH AMERICA CORP
Reel/Frame 013637/0645 →
Assignment of Assignor's Interest
Oct 6, 2004
From: INFINEON TECHNOLOGIES NORTH AMERICA CORP.
To: INFINEON TECHNOLOGIES AG
Reel/Frame 015220/0373 →