Patent Assignment
Reel/Frame 058628/0135
Assignment of Assignor's Interest
Recorded: 2022-01-12
Pages: 2
Assignor
SILTRONIC AG
Executed: 2022-01-11
Assignee
LAPMASTER WOLTERS GMBH
BÜSUMER STR. 96, RENDSBURG, 24768, GERMANY
Covered Properties
(4)
Method for the Simultaneous Double-Side Grinding of a Plurality of Semiconductor Wafers
Method for the Simultaneous Grinding of a Plurality of Semiconductor Wafers
Carrier, Method for Coating a Carrier, and Method for the Simultaneous Double-Side Material-Removing Machining of Semiconductor Wafers
Method for the Simultaneous Double-Sided Material Removal Processing of a Plurality of Semiconductor Wafers
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 9, 2007
From: PIETSCH, GEORG; KERSTAN, MICHAEL
To: SILTRONIC AG
Reel/Frame 019528/0121 →
Assignment of Assignor's Interest
Mar 14, 2008
From: PIETSCH, GEORG; KERSTAN, MICHAEL; AUS DEM SPRING, HEIKO
To: SILTRONIC AG
Reel/Frame 020650/0484 →
Assignment of Assignor's Interest
Jul 1, 2008
From: SILTRONIC AG
To: PETER WOLTERS GMBH
Reel/Frame 021176/0638 →
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
Jul 30, 2009
From: AUS DEM SPRING, HEIKO
To: SILTRONIC AG
Reel/Frame 023028/0561 →
Assignment of Assignor's Interest
Jul 30, 2009
From: AUS DEM SPRING, HEIKO
To: SILTRONIC AG
Reel/Frame 023028/0576 →
Assignment of Assignor's Interest
Aug 4, 2009
From: SILTRONIC AG
To: PETER WOLTERS GMBH
Reel/Frame 023048/0857 →
Assignment of Assignor's Interest
Aug 4, 2009
From: SILTRONIC AG
To: PETER WOLTERS GMBH
Reel/Frame 023048/0837 →
Assignment of Assignor's Interest
Oct 19, 2009
From: KERSTAN, MICHAEL; PIETSCH, GEORG; RUNKEL, FRANK; VON BECHTOLSHEIM, CONRAD
To: SILTRONIC AG; PETER WOLTERS GMBH
Reel/Frame 023387/0152 →
Change of Name
Mar 23, 2022
From: PETER WOLTERS GMBH
To: LAPMASTER WOLTERS GMBH
Reel/Frame 060222/0639 →