Patent Assignment
Reel/Frame 040072/0634
Assignment of Assignor's Interest
Recorded: 2016-09-19
Pages: 3
Assignor
WEISSERT, THILO
Executed: 2016-08-17
Assignee
PAUL WURTH UMWELTTECHNIK GMBH
GRUGAPLATZ 4, ESSEN, 45131, GERMANY
Covered Property
(1)
Filter Plant with a Self-Regulating Cleaning System
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jun 18, 2019
From: PAUL WURTH UMWELTTECHNIK GMBH
To: PAUL WURTH DEUTSCHLAND GMBH
Reel/Frame 049510/0001 →
Corrective Assignment to Correct the Typographical Error in the First Listed Application Number Previously Recorded at Reel: 050592 Frame: 0605. Assignor(S) Hereby Confirms the Application.
Oct 3, 2019
From: PAUL WURTH REFRACTORY & ENGINEERING
To: PAUL WURTH DEUTSCHLAND GMBH
Reel/Frame 050613/0940 →