Patent Assignment
Reel/Frame 027345/0704
Assignment of Assignor's Interest
Recorded: 2011-12-07
Pages: 3
Assignor
PIETSCH, GEORG
Executed: 2011-11-10
Assignee
SILTRONIC AG
HANNS-SEIDEL-PLATZ 4, MUNICH, 81737, GERMANY
Covered Property
(1)
Method for the Simultaneous Material-Removing Processing of Both Sides of at Least Three Semiconductor Wafers
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 →