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Patent Assignment Assignee Details
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Assignee Name : HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
Total Assignments: 12
Assignment: 1
Reel/Frame:003805/0896   Pages: 4
Recorded: 10/14/1980
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BORN THORWALD
Exec Dt:
08/20/1980
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4299751
NONE
06158886
Correspondence name and address
WARREN, CHICKERING & GRUNEWALD
166 SANTA CLARA AVE.
OAKLAND, CA 94610
Assignment: 2
Reel/Frame:007957/0206   Pages: 2
Recorded: 05/23/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARTSCH, DIETMAR
Exec Dt:
12/20/1994
2
SEEGER, KLAUS
Exec Dt:
12/20/1994
3
KAISER, HANS-DIETER
Exec Dt:
12/20/1994
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF-HEERDT, GERMANY D-405
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5573580
NONE
08362523
Correspondence name and address
DOMINIK & STEIN
STEPHAN A. PENDORF
600 N. WEST SHORE BLVD., SUITE 1000
TAMPA, FL 33609
Assignment: 3
Reel/Frame:008301/0306   Pages: 3
Recorded: 10/31/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TORBUS, MAREK
Exec Dt:
10/22/1996
2
LADEGOURDIE, GERARD PHILIPPE MARIO
Exec Dt:
10/22/1996
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF-HEERDT, GERMANY 40509
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6136888
NONE
08742945
Correspondence name and address
DOMINIK & STEIN
STEPHAN A. PENDORF
600 N. WESTSHORE BOULEVARD, SUITE 1000
TAMPA, FLORIDA 33609
Assignment: 4
Reel/Frame:012117/0544   Pages: 3
Recorded: 08/27/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TORBUS, MAREK
Exec Dt:
06/07/2000
2
LADEGOURDIE, GERARD P.M.
Exec Dt:
06/07/2000
3
BARTSCH, DIETMAR
Exec Dt:
05/31/2000
4
SEEGER, KLAUS
Exec Dt:
05/30/2000
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6465542
NONE
09585126
Correspondence name and address
STEPHAN A. PENDORF
P.O. BOX 20445
TAMPA, FL
US 33622-0445
Assignment: 5
Reel/Frame:021987/0869   Pages: 3
Recorded: 12/16/2008
Attorney Dkt #:3968-171/222676
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LENZEN, FRANK
Exec Dt:
12/08/2008
2
LADEGOURDIE, GERARD
Exec Dt:
12/08/2008
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF-HEERDT, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8148463
US20100130653
12329720
Correspondence name and address
AKERMAN SENTERFITT
P.O. BOX 3188
WEST PALM BEACH, FL 33402-3188
Assignment: 6
Reel/Frame:027621/0370   Pages: 3
Recorded: 01/31/2012
Attorney Dkt #:F6104-20901
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JATTKE, ANDREAS
Exec Dt:
01/18/2012
2
LINKE, THOMAS
Exec Dt:
01/11/2012
3
SEEGER, KLAUS
Exec Dt:
01/12/2012
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8771412
US20120126092
13383169
Correspondence name and address
DUANE MORRIS
2700 N. MILITARY TRAIL
SUITE 300
BOCA RATON, FL 33431
Assignment: 7
Reel/Frame:031807/0309   Pages: 3
Recorded: 12/18/2013
Attorney Dkt #:F6104-20902
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JATTKE, ANDREAS
Exec Dt:
01/18/2012
2
LINKE, THOMAS
Exec Dt:
01/11/2012
3
SEEGER, KLAUS
Exec Dt:
01/12/2012
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8845802
US20140102657
14132214
Correspondence name and address
DUANE MORRIS LLP (PREV. BOCA RATON) IP D
30 SOUTH 17TH STREET
PHILADELPHIA, PA 19103-4196
Assignment: 8
Reel/Frame:030687/0922   Pages: 5
Recorded: 06/26/2013
Attorney Dkt #:F6104-22301
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LADEGOURDIE, GERARD P.M.
Exec Dt:
06/14/2013
2
DORSCHEL, MARKUS
Exec Dt:
06/14/2013
3
ANBARI, AMINE SERGHINI
Exec Dt:
06/05/2013
4
WICHMANN, URSULA
Exec Dt:
06/14/2013
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130292083
13988101
Correspondence name and address
DUANE MORRIS LLP
5100 TOWN CENTER CIRCLE
SUITE 650
BOCA RATON, FL 33486
Assignment: 9
Reel/Frame:030822/0453   Pages: 5
Recorded: 07/18/2013
Attorney Dkt #:F6104-21102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LADEGOURDIE, GERARD
Exec Dt:
06/19/2013
2
DORSCHEL, MARKUS
Exec Dt:
06/19/2013
3
WICHMANN, URSULA
Exec Dt:
06/19/2013
4
ANBARI, AMINE SERGHINI
Exec Dt:
06/20/2013
5
STRUNK, DAVID
Exec Dt:
06/19/2013
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9238264
US20130225718
13763150
Correspondence name and address
DUANE MORRIS LLP
5100 TOWN CENTER CIRCLE
SUITE 650
BOCA RATON, FL 33486
Assignment: 10
Reel/Frame:031116/0656   Pages: 5
Recorded: 08/30/2013
Attorney Dkt #:F6104-22601
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FOURBERG, CHRISTIAN
Exec Dt:
08/27/2013
2
LADEGOURDIE, GERARD
Exec Dt:
08/21/2013
3
BENZ, NORBERT
Exec Dt:
08/21/2013
4
PIECH, ECKARD
Exec Dt:
08/28/2013
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9993863
US20140048740
13984481
Correspondence name and address
DUANE MORRIS LLP
5100 TOWN CENTER CIRCLE
SUITE 650
BOCA RATON, FL 33486
Assignment: 11
Reel/Frame:031586/0541   Pages: 10
Recorded: 11/12/2013
Attorney Dkt #:F6104-21401
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EGELER, NICOLAS
Exec Dt:
10/01/2013
2
TORBUS, MAREK
Exec Dt:
11/07/2013
3
KNEZEVIC, MILAN
Exec Dt:
10/08/2013
4
BAE, GEE HO
Exec Dt:
10/11/2013
5
LAITAR, ROBERT
Exec Dt:
10/08/2013
6
TRINOWSKI, DOUGLAS
Exec Dt:
09/01/2013
7
SEELBACH, WOLFGANG
Exec Dt:
10/07/2013
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DUSSELDORF, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9890295
US20140090306
14116293
Correspondence name and address
DUANE MORRIS LLP (PREV. BOCA RATON) IP D
30 SOUTH 17TH STREET
PHILADELPHIA, PA 19103-4196
Assignment: 12
Reel/Frame:051579/0552   Pages: 3
Recorded: 01/22/2020
Attorney Dkt #:F6104-29201
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
VOXELJET AG
Exec Dt:
11/28/2019
Assignee
1
HUTTENES-ALBERTUS CHEMISCHE WERKE GMBH
WIESENSTRASSE 23-64
DÜSSELDORF-HEERDT, GERMANY 40549
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9358701
US20140212677
14126933
Correspondence name and address
DUANE MORRIS LLP
1875 NW CORPORATE BLVD.
SUITE 300
BOCA RATON, FL 33431-8561

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