Patent Assignment
Reel/Frame 023028/0576
Assignment of Assignor's Interest
Recorded: 2009-07-30
Pages: 2
Assignor
AUS DEM SPRING, HEIKO
Executed: 2009-07-17
Assignee
SILTRONIC AG
HANNS-SEIDEL-PLATZ 4, MUNCHEN, 81737, GERMANY
Covered Property
(1)
Carrier, Method for Coating a Carrier, and Method for the Simultaneous Double-Side Material-Removing Machining of Semiconductor Wafers
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 1, 2008
From: PIETSCH, GEORG; KERSTAN, MICHAEL
To: SILTRONIC AG
Reel/Frame 021613/0099 →
Assignment of Assignor's Interest
Aug 4, 2009
From: SILTRONIC AG
To: PETER WOLTERS GMBH
Reel/Frame 023048/0837 →
Assignment of Assignor's Interest
Jan 12, 2022
From: SILTRONIC AG
To: LAPMASTER WOLTERS GMBH
Reel/Frame 058628/0135 →
Change of Name
Mar 23, 2022
From: PETER WOLTERS GMBH
To: LAPMASTER WOLTERS GMBH
Reel/Frame 060222/0639 →