Patent Assignment
Reel/Frame 012239/0653
Assignment of Assignor's Interest
Recorded: 2001-10-05
Pages: 3
Assignors
KRUG, GERHARD
Executed: 2001-07-11
LENZE, FRIEDRICH
Executed: 2001-07-11
QUADFLIEG, ERICH
Executed: 2001-07-11
Assignee
VALLOUREC MANNESMANN OIL & GAS GERMANY GMBH
RATHER KREUZWEG 106, 40472 DUSSELDORF, GERMANY
Covered Property
(1)
Pipe Connector
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Dec 2, 2011
From: VALLOUREC MANNESMANN OIL & GAS GERMANY GMBH
To: V & M DEUTSCHLAND GMBH
Reel/Frame 027319/0660 →
Merger
Aug 14, 2018
From: VALLOUREC MANNESMANN OIL & GAS GERMANY GMBH
To: V & M. DEUTSCHLAND GMBH
Reel/Frame 046798/0310 →
Change of Name
Aug 14, 2018
From: V & M DEUTSCHLAND GMBH
To: VALLOUREC DEUTSCHLAND GMBH
Reel/Frame 046798/0559 →