Patent Assignment
Reel/Frame 009542/0159
Assignment of Assignor's Interest
Recorded: 1998-10-26
Pages: 2
Assignor
RISSE, THEO
Executed: 1998-08-21
Assignee
LENTJES BISCHOFF GMBH
BONSIEPEN 13, D-45136 ESSEN, GERMANY
Covered Property
(1)
Method of Measuring the CACO3 Content of a Scrubbing Suspension, Especially for a Flue Gas Desulfurizing Absorber
Patent:
5,993,640 →
Application:
09/127,431 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 30, 1998
From: LENTJES BISCHOFF GMBH
To: LURGI LENTJES BISCHOFF GMBH
Reel/Frame 009676/0144 →
Assignment of Assignor's Interest
Jul 27, 2007
From: LURGI LENT JES AG, FORMERLY LURGI LENT JES BISCHOFF GMBH
To: LENTJES GMBH
Reel/Frame 019597/0390 →
Change of Name
Jun 28, 2011
From: LENTJES GMBH
To: AE & E LENTJES GMBH
Reel/Frame 026603/0196 →
Change of Name
Oct 24, 2012
From: AE & E LENTJES GMBH
To: DOOSAN LENTJES GMBH
Reel/Frame 029187/0571 →