IP Library Assignment 027329/0915
Patent Assignment
Reel/Frame 027329/0915

Assignment of Assignor's Interest

Recorded: 2011-12-06 Pages: 3
Assignors
PIETSCH, GEORG
Executed: 2011-11-22
KERSTAN, MICHAEL
Executed: 2011-11-22
Assignee
SILTRONIC AG
HANNS-SEIDEL-PLATZ 4, MUNICH, 81737, GERMANY
Covered Property (1)
Insert Carrier and Method for the Simultaneous Double-Side Material-Removing Processing of Semiconductor Wafers
Patent: 8,974,267 →
Application: 13/311,575 →
Publication: US 2012/0190277
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 →