Patent Assignment
Reel/Frame 019522/0790
Assignment of Assignor's Interest
Recorded: 2007-07-06
Pages: 3
Assignors
KOESTER, LUDWIG
Executed: 2007-06-18
CZURRATIS, PETER
Executed: 2007-06-15
KRAEMER, KLAUS
Executed: 2007-06-21
Assignees
SAM TEC GMBH
GARTENSTR. 133, AALEN, 73430, GERMANY
SILTRONIC AG
HANNS-SEIDEL-PLATZ 4, MUNICH, 81737, GERMANY
Covered Property
(1)
Method and Appartus for Detection of Mechanical Defects in an Ingot Piece Composed of Semiconductor Material
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Address
Jun 30, 2021
From: SILTRONIC AG
To: SILTRONIC AG
Reel/Frame 056719/0881 →
Corrective Assignment to Correct the Date of the Change of Address from 03/12/2020 to 12/03/2020 Previously Recorded at Reel: 056719 Frame: 0881. Assignor(S) Hereby Confirms the Assignment.
Jul 1, 2021
From: SILTRONIC AG
To: SILTRONIC AG
Reel/Frame 057561/0451 →