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Patent Assignment Assignor Details
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Assignor Name : RISTHAUS, MARTIN
Total Assignments: 8
Assignment: 1
Reel/Frame:022818/0502   Pages: 6
Recorded: 06/12/2009
Attorney Dkt #:339434US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RISTHAUS, MARTIN
Exec Dt:
05/08/2009
2
WOENICKER, HANS-JOACHIM
Exec Dt:
05/12/2009
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8449641
US20090255402
12422458
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:024029/0620   Pages: 16
Recorded: 03/04/2010
Attorney Dkt #:354570US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOWE, ANDREAS
Exec Dt:
02/12/2010
2
GOERING, RAINER
Exec Dt:
02/12/2010
3
RISTHAUS, MARTIN
Exec Dt:
02/12/2010
4
GAHLMANN, KLAUS
Exec Dt:
02/03/2010
5
BUESSING, REINHARD
Exec Dt:
02/12/2010
6
KOCKS, HANS-JUERGEN
Exec Dt:
02/12/2010
7
WINKELS, JOERN
Exec Dt:
02/12/2010
Assignees
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
2
SALZGITTER MANNESMANN LINE PIPE GMBH
IN DER STEINWIESE 31
SIEGEN, GERMANY 57074
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9574700
US20100300572
12675122
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:027321/0212   Pages: 8
Recorded: 12/02/2011
Attorney Dkt #:389190US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PAWLIK, ANDREAS
Exec Dt:
10/27/2011
2
RISTHAUS, MARTIN
Exec Dt:
11/14/2011
3
FRITZ, JOCHEN
Exec Dt:
11/21/2011
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9205630
US20120070670
13322673
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:035297/0130   Pages: 8
Recorded: 03/31/2015
Attorney Dkt #:447817US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRUHN, MAXIMILIAN
Exec Dt:
02/12/2015
2
HUELSMANN, KLAUS
Exec Dt:
02/03/2015
3
KUHMANN, KARL
Exec Dt:
02/03/2015
4
BEYER, MICHAEL
Exec Dt:
02/05/2015
5
RISTHAUS, MARTIN
Exec Dt:
02/03/2015
6
SHI, JUN
Exec Dt:
03/30/2015
Assignee
1
EVONIK INDUSTRIES AG
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150282566
14432530
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:036446/0630   Pages: 4
Recorded: 08/28/2015
Attorney Dkt #:457217US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRUHN, MAXIMILIAN
Exec Dt:
07/15/2015
2
KUHMANN, KARL
Exec Dt:
07/15/2015
3
RISTHAUS, MARTIN
Exec Dt:
07/24/2015
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150375478
14764392
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:036467/0302   Pages: 9
Recorded: 09/01/2015
Attorney Dkt #:457528US99X PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HENKENJOHANN, WILLI
Exec Dt:
08/04/2015
2
KUHMANN, KARL
Exec Dt:
07/22/2015
3
GRUHN, MAXIMILIAN
Exec Dt:
07/15/2015
4
PAWLIK, ANDREAS
Exec Dt:
07/15/2015
5
RISTHAUS, MARTIN
Exec Dt:
07/24/2015
6
WELSCH, KLAUS
Exec Dt:
07/31/2015
7
MANG, SVEN
Exec Dt:
07/30/2015
Assignees
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
2
SI-COATINGS GMBH
.
WUPPERTAL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10273390
US20150361316
14764408
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:036597/0014   Pages: 4
Recorded: 09/18/2015
Attorney Dkt #:457218US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRUHN, MAXIMILIAN
Exec Dt:
07/15/2015
2
KUHMANN, KARL
Exec Dt:
07/15/2015
3
RISTHAUS, MARTIN
Exec Dt:
07/24/2015
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10603872
US20150361304
14764348
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:041062/0069   Pages: 7
Recorded: 01/24/2017
Attorney Dkt #:476734US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUHMANN, KARL
Exec Dt:
09/20/2016
2
GRUHN, MAXIMILIAN
Exec Dt:
09/20/2016
3
FARGES, OLIVIER
Exec Dt:
09/26/2016
4
RISTHAUS, MARTIN
Exec Dt:
10/17/2016
5
LEHMANN, KATHRIN
Exec Dt:
10/10/2016
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10246575
US20170121503
15300981
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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