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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
9574700
Issue Dt:
02/21/2017
Application #:
12675122
Filing Dt:
02/25/2010
Publication #:
20100300572
Pub Dt:
12/02/2010
Inventors:
Andreas Dowe, Rainer Goering, Martin Risthaus, Hans-Juergen Kocks, Reinhard Buessing et al
Title:
METHOD OF PRODUCING AN UNDERGROUND PIPELINE
Assignment: 1
Reel/Frame:
024029/0620Recorded: 03/04/2010Pages: 16
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
DOWE, ANDREAS
Exec Dt:
02/12/2010
GOERING, RAINER
Exec Dt:
02/12/2010
RISTHAUS, MARTIN
Exec Dt:
02/12/2010
GAHLMANN, KLAUS
Exec Dt:
02/03/2010
BUESSING, REINHARD
Exec Dt:
02/12/2010
KOCKS, HANS-JUERGEN
Exec Dt:
02/12/2010
WINKELS, JOERN
Exec Dt:
02/12/2010
Assignees:
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
SALZGITTER MANNESMANN LINE PIPE GMBH
IN DER STEINWIESE 31
SIEGEN, GERMANY 57074
Correspondent:
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:
051765/0166Recorded: 01/31/2020Pages: 135
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
EVONIK DEGUSSA GMBH
Exec Dt:
10/02/2019
Assignee:
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Correspondent:
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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