Patent Assignment
Reel/Frame 022018/0501
Assignment of Assignor's Interest
Recorded: 2008-12-22
Pages: 6
Assignors
HOLTEN, WOLFGANG
Executed: 2008-12-08
KALKA, ARNOLD
Executed: 2008-12-08
PODHORSKY, MIROSLAV
Executed: 2008-12-08
HOFFMANN, HORST
Executed: 2008-12-08
KORDAS, FRIEDEL
Executed: 2008-12-09
Assignee
BALCKE-DURR GMBH (A GERMAN COMPANY)
ERNST-DIETRICH-PLATZ 2, RATINGEN, 40882, GERMANY
Covered Property
(1)
Method for the Backflushing of Filters
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 3, 2020
From: BALCKE-DUERR GMBH
To: BALCKE-DUERR ROTHEMUEHLE GMBH
Reel/Frame 051701/0443 →
Change of Name
Oct 11, 2022
From: BALCKE-DUERR ROTHEMUEHLE GMBH
To: HOWDEN ROTHEMUEHLE GMBH
Reel/Frame 061907/0889 →
Assignment of Assignor's Interest
Dec 1, 2022
From: HOWDEN ROTHEMUEHLE GMBH
To: WALLSTEIN ROTHEMUEHLE SP. Z O.O.
Reel/Frame 061933/0465 →