Patent Assignment
Reel/Frame 015497/0461
Assignment of Assignor's Interest
Recorded: 2004-06-02
Pages: 7
Assignors
GRUENING VON SCHWERIN, ULRIKE
Executed: 2004-05-16
GUSTIN, WOLFGANG
Executed: 2004-05-24
MORHARD, KLAUS-DIETER
Executed: 2004-05-14
Assignee
INFINEON TECHNOLOGIES AG
ST.-MARTIN-STR. 53, 81669 MUNCHEN, GERMANY
Covered Property
(1)
Method for the Formation of Contact Holes for a Number of Contact Regions for Components Integrated in a Substrate
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 12, 2010
From: INFINEON TECHNOLOGIES AG
To: QIMONDA AG
Reel/Frame 023768/0001 →
Assignment of Assignor's Interest
May 8, 2015
From: QIMONDA AG
To: INFINEON TECHNOLOGIES AG
Reel/Frame 035623/0001 →
Assignment of Assignor's Interest
Sep 15, 2015
From: INFINEON TECHNOLOGIES AG
To: POLARIS INNOVATIONS LIMITED
Reel/Frame 036615/0885 →
Assignment of Assignor's Interest
Feb 12, 2020
From: POLARIS INNOVATIONS LIMITED
To: CHANGXIN MEMORY TECHNOLOGIES, INC
Reel/Frame 051917/0581 →