Patent Assignment
Reel/Frame 012548/0958
Assignment of Assignor's Interest
Recorded: 2002-01-14
Pages: 2
Assignee
INTERNATIONAL BUSINESS MACHINES CORPORATION
ARMONK, NEW YORK, 10504
Covered Property
(1)
Method of Forming a Self Aligned Trench in a Semiconductor Using a Patterned Sacrificial Layer for Defining the Trench Opening
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 21, 2001
From: REITH, ARMIN
To: INFINEON TECHNOLOGIES NORTH AMERICA CORP.
Reel/Frame 012230/0191 →
Assignment of Assignor's Interest
Sep 21, 2001
From: KUNKEL, GERHARD
To: INFINEON TECHNOLOGIES NORTH AMERICA CORP.
Reel/Frame 012230/0194 →
Assignment of Assignor's Interest
Jan 14, 2002
From: KUNKEL, GERHARD; REITH, ARMIN M.; BUTT, SHAHID
To: INFINEON TECHNOLOGIES NORTH AMERICA CORP.
Reel/Frame 012548/0702 →
Assignment of Assignor's Interest
Feb 5, 2003
From: INFINEON TECHNOLOGIES NORTH AMERICA CORP.
To: INFINEON TECHNOLOGIES AG
Reel/Frame 013414/0245 →
Assignment of Assignor's Interest
Jan 14, 2010
From: INFINEON TECHNOLOGIES AG
To: QIMONDA AG
Reel/Frame 023788/0535 →
Assignment of Assignor's Interest
May 8, 2015
From: QIMONDA AG
To: INFINEON TECHNOLOGIES AG
Reel/Frame 035623/0001 →