Patent Assignment
Reel/Frame 019615/0589
Assignment of Assignor's Interest
Recorded: 2007-07-27
Pages: 3
Assignors
KOEHLER, DANIEL
Executed: 2007-05-29
ENGELHARDT, MANFRED
Executed: 2007-06-06
BAARS, PETER
Executed: 2007-05-29
SPERLICH, HANS-PETER
Executed: 2007-05-31
Assignee
QIMONDA AG
GUSTAV-HEINEMANN-RING 212, MUENCHEN, 81739, GERMANY
Covered Property
(1)
Integrated Circuit Device Having Openings in a Layered Structure
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 8, 2015
From: QIMONDA AG
To: INFINEON TECHNOLOGIES AG
Reel/Frame 035623/0001 →
Assignment of Assignor's Interest
Dec 9, 2015
From: INFINEON TECHNOLOGIES AG
To: POLARIS INNOVATIONS LIMITED
Reel/Frame 037254/0782 →
Assignment of Assignor's Interest
Feb 12, 2020
From: POLARIS INNOVATIONS LIMITED
To: CHANGXIN MEMORY TECHNOLOGIES, INC
Reel/Frame 051917/0581 →