Patent Assignment
Reel/Frame 019487/0434
Assignment of Assignor's Interest
Recorded: 2007-06-27
Pages: 5
Assignors
HOEFLING, STEFAN
Executed: 2005-09-19
HOFMANN, WILHELM
Executed: 2005-09-19
PETZOLD, WOLF-MICHAEL
Executed: 2005-09-23
Assignee
PUTZMEISTER AKTIENGESELLSCHAFT
MAX-EYTH-STRASSE 10, AICHTAL, D-72631, GERMANY
Covered Property
(1)
Device and Method for Controlling a Two Cylinder Thick Matter Pump
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 2, 2008
From: PUTZMEISTER ATIENGESELLSCHAFT
To: PUTZMEISTER CONCRETE PUMPS GMBH
Reel/Frame 021328/0506 →
Re-Record to Correct Conveying/Receiving Party, Previously Recorded at Reel/Frame 021328/0506
Jan 5, 2010
From: PUTZMEISTER AKTIENGESELLSCHAFT
To: PUTZMEISTER CONCRETE PUMPS GMBH
Reel/Frame 023892/0382 →
Assignment of Assignor's Interest
Sep 25, 2011
From: PUTZMEISTER CONCRETE PUMPS GMBH
To: PUTZMEISTER ENGINEERING GMBH
Reel/Frame 026963/0567 →