IP Library › Assignment 020650/0484
Patent Assignment
Reel/Frame 020650/0484

Assignment of Assignor's Interest

Recorded: 2008-03-14 Pages: 2
Assignors
PIETSCH, GEORG
Executed: 2008-02-21
KERSTAN, MICHAEL
Executed: 2008-02-21
AUS DEM SPRING, HEIKO
Executed: 2008-02-21
Assignee
SILTRONIC AG
HANNS-SEIDEL-PLATZ 4, MUNICH, 81737, GERMANY
Covered Property (1)
Method for the Simultaneous Grinding of a Plurality of Semiconductor Wafers
Patent: 8,113,913 →
Application: 12/048,267 →
Publication: US 2008/0233840
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 1, 2008
From: SILTRONIC AG
To: PETER WOLTERS GMBH
Reel/Frame 021176/0638 →
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 →