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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
6852228
Issue Dt:
02/08/2005
Application #:
10169054
Filing Dt:
08/22/2002
Publication #:
20030029794
Pub Dt:
02/13/2003
Inventors:
Ulrich Keil, Harald Kusch, Toralf Schonfelder, Bernd Bendinger, Knut Wichmann
Title:
METHOD AND APPARATUS FOR PURIFYING UNTREATED WATER
Assignment: 1
Reel/Frame:
013419/0820Recorded: 08/22/2002Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
KEIL, ULRICH
Exec Dt:
06/16/2002
KUSCH, HARALD
Exec Dt:
06/13/2002
SCHONFELDER, TORALF
Exec Dt:
06/13/2002
BENDINGER, BERND
Exec Dt:
06/13/2002
WICHMANN, KNUT
Exec Dt:
06/13/2002
Assignee:
STEAG ENCOTEC GMBH
RUTTENSCHEIDER STRASSE 1-3
D-45128 ESSEN, GERMANY
Correspondent:
ROBERT W. BECKER & ASSOCIATES
ROBERT W. BECKER
707 HIGHWAY 66, STE B
TIJERA, NM 87059
Assignment: 2
Reel/Frame:
013979/0843Recorded: 04/18/2003Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
KEIL, ULRICH
Exec Dt:
03/17/2003
KUSCH, HARALD
Exec Dt:
03/17/2003
SCHONFELDER, TORALF
Exec Dt:
03/17/2003
BENDINGER, BERND
Exec Dt:
03/17/2003
WICHMANN, KNUT
Exec Dt:
03/17/2003
Assignees:
STEAG ENCOTEC GMBH
RUTTENSCHEIDER STRASSE 1-3
D-45128, ESSEN, GERMANY
KRAFTWERKS- UND NETZGESELLSCHAFT MBH
AM KUHITURM
D-18147 ROSTOCK, GERMANY
DVGW-FORSCHUNGSSTELLE TUHH
SCHWARZENBERG STRASSE 95
D-21073 HAMBURG, GERMANY
Correspondent:
ROBERT W. BECKER & ASSOCIATES
707 HIGHWAY 66 EAST
SUITE B
TIJERAS, NM 87059
Assignment: 3
Reel/Frame:
020793/0947Recorded: 04/08/2008Pages: 10
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
STEAG ENCOTEC GMBH
Exec Dt:
10/02/2007
Assignee:
EVONIK ENCOTEC GMBH
RUTTENSCHEIDER STRASSE 1-3
ESSEN, GERMANY D-45128
Correspondent:
POLSTER, LIEDER, WOODRUFF & LUCCHESI, LC
12412 POWERSCOURT DRIVE STE. 200
ST. LOUIS, MO 63131-3615
Assignment: 4
Reel/Frame:
020794/0089Recorded: 04/10/2008Pages: 10
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
EVONIK ENCOTEC GMBH
Exec Dt:
01/24/2008
Assignee:
EVONIK ENERGY SERVICES GMBH
RUTTENSCHELDER STRASSE 1-3
ESSEN, GERMANY D-45128
Correspondent:
POLSTER, LIEDER, WOODRUFF & LUCCHESI, LC
12412 POWERSCOURT DRIVE STE. 200
ST. LOUIS, MO 63131-3615
Assignment: 5
Reel/Frame:
027594/0785Recorded: 01/25/2012Pages: 17
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
EVONIK ENERGY SERVICES GMBH
Exec Dt:
06/07/2011
Assignee:
STEAG ENERGY SERVICES GMBH
RUTTENSCHEIDER STRASSE 1-3
ESSEN, GERMANY 45128
Correspondent:
SUSAN S. JACKSON
P.O. BOX 33144
K&L GATES LLP
CHARLOTTE, NC 28233

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