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Patent Assignment Assignor Details
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Assignor Name : HELLER, DETLEF
Total Assignments: 5
Assignment: 1
Reel/Frame:012615/0825   Pages: 3
Recorded: 02/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRIMMER, HANS-PETER
Exec Dt:
01/14/2002
2
DRAUZ, KARLHEINZ
Exec Dt:
01/19/2002
3
LANG, JUTTA
Exec Dt:
01/28/2002
4
BOERNER, ARMIN
Exec Dt:
01/15/2002
5
HELLER, DETLEF
Exec Dt:
01/15/2002
6
HOLZ, JENS
Exec Dt:
01/15/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6492544
US20020128509
10042256
Correspondence name and address
OBLON, SPIVAK ET AL.
1755 J. DAVIS HWY.,
4TH FL.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:014903/0803   Pages: 3
Recorded: 01/20/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BELLER, MATTHIAS
Exec Dt:
08/12/2003
2
JACKSTELL, RALF
Exec Dt:
08/20/2003
3
KLEIN, HOLGER
Exec Dt:
08/19/2003
4
HELLER, DETLEF
Exec Dt:
08/19/2003
5
DREXLER, HANS-JOACHIM
Exec Dt:
08/19/2003
6
WIESE, KLAUS-DIETHER
Exec Dt:
07/15/2003
7
ROETTGER, DIRK
Exec Dt:
07/15/2003
Assignee
1
OXENO OLEFINCHEMIE GMBH & CO. KG
PAUL-BAUMANN-STRASSE 1
D-45764 MARL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7109346
US20040116713
10451631
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
SURINDER SACHAR
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:017879/0607   Pages: 3
Recorded: 05/10/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HELL, WOLFGANG
Exec Dt:
02/06/2006
2
KEGEL, MARKUS
Exec Dt:
02/06/2006
3
AKTERIES, BERHARD
Exec Dt:
02/06/2006
4
BUSCHMANN, HELMUT
Exec Dt:
03/06/2006
5
HOLENZ, JOERG
Exec Dt:
03/07/2006
6
LOEBERMAN, HARTMUT
Exec Dt:
02/07/2006
7
HELLER, DETLEF
Exec Dt:
04/11/2006
8
DREXLER, HANS-JOACHIM
Exec Dt:
04/11/2006
9
GLADOW, STEFAN
Exec Dt:
03/15/2006
Assignee
1
GRUENENTHAL GMBH
ZIEGLERSTRASSE 6
52078 AACHEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7417170
US20060194988
11294449
Correspondence name and address
CROWELL & MORING LLP
INTELLECTUAL PROPERTY GROUP
PO BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 4
Reel/Frame:021693/0841   Pages: 4
Recorded: 10/16/2008
Attorney Dkt #:029310.60247US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HELL, WOLFGANG
Exec Dt:
08/28/2008
2
KEGEL, MARKUS
Exec Dt:
08/28/2008
3
BUSCHMANN, HELMUT
Exec Dt:
08/28/2008
4
SPINDLER, FELIX
Exec Dt:
09/08/2008
5
HELLER, DETLEF
Exec Dt:
09/29/2008
6
DREXLER, HANS-JOACHIN
Exec Dt:
09/29/2008
Assignee
1
GRUENENTHAL GMBH
ZIEGLERSTRASSE 6
AACHEN, GERMANY D-52078
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8791300
US20090043132
12113582
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 5
Reel/Frame:022728/0119   Pages: 4
Recorded: 05/22/2009
Attorney Dkt #:029310.61332US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HELL, WOLFGANG
Exec Dt:
03/16/2009
2
ZIMMER, OSWALD
Exec Dt:
03/16/2009
3
KEGEL, MARKUS
Exec Dt:
03/16/2009
4
SCHAEFER, OLAF
Exec Dt:
03/16/2009
5
SPINDLER, FELIX
Exec Dt:
04/15/2009
6
SCHNYDER, ANITA
Exec Dt:
05/01/2009
7
SIEGRIST, URS
Exec Dt:
04/15/2009
8
HELLER, DETLEF
Exec Dt:
03/30/2009
9
DREXLER, HANS-JOACHIM
Exec Dt:
03/30/2009
Assignee
1
GRUENENTHAL GMBH
ZIEGLERSTRASSE 6
AACHEN, GERMANY D-52078
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7858826
US20090227813
12394727
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
INTELLECTUAL PROPERTY GROUP
WASHINGTON, DC 20044-4300

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