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Patent Assignment Assignor Details
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Assignor Name : DE GROOT, HENDRIK
Total Assignments: 8
Assignment: 1
Reel/Frame:008653/0697   Pages: 2
Recorded: 08/11/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DE GROOT, HENDRIK
Exec Dt:
10/25/1994
2
LEFFELAAR, KAREL HENDRIK
Exec Dt:
10/25/1994
3
VEURINK, JACQUELINE MARGARETHA
Exec Dt:
10/25/1994
4
VAN WESTRENEN, JEROEN
Exec Dt:
10/25/1994
Assignee
1
SHELL OIL COMPANY
900 LOUISIANA
P.O. BOX 2463
HOUSTON, TEXAS 77252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5693718
NONE
08553947
Correspondence name and address
SHELL OIL COMPANY
BEVERLEE G. STEINBERG
INTELLECTUAL PROPERTY, P.O. BOX 2463
900 LOUISIANA
HOUSTON, TX 77252-2463
Assignment: 2
Reel/Frame:057248/0179   Pages: 4
Recorded: 08/22/2021
Attorney Dkt #:TH1768C-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WRIGHT, KATHRYN
Exec Dt:
02/06/2003
2
HANDLIN, DALE LEE, JR
Exec Dt:
02/06/2003
3
WILLIS, CARL LESLEY
Exec Dt:
02/06/2003
4
CLAWSON, MARGARET ANN BURNS
Exec Dt:
02/06/2003
5
DE GROOT, HENDRIK
Exec Dt:
02/03/2003
6
YANG, HUAN
Exec Dt:
02/06/2003
7
EIDEN, KEITH E.
Exec Dt:
04/30/2003
Assignee
1
KRATON POLYMERS U.S. LLC
16400 PARK ROW
HOUSTON, TEXAS 77084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7847022
US20030166776
10359953
Correspondence name and address
KRATON POLYMERS LLC
16400 PARK ROW
HOUSTON, TX 77084
Assignment: 3
Reel/Frame:019907/0397   Pages: 4
Recorded: 10/02/2007
Attorney Dkt #:W0027A/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANDLIN, DALE L
Exec Dt:
03/21/2005
2
YANG, HUAN
Exec Dt:
03/21/2005
3
DE GROOT, HENDRIK
Exec Dt:
03/31/2005
4
MASUKO, NORIO
Exec Dt:
03/10/2005
Assignee
1
KRATON POLYMERS U.S. LLC
3333 HIGHWAY 6 SOUTH
WESTHOLLOW TECHNOLOGY CENTER
HOUSTON, TEXAS 77082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050197464
11069349
Correspondence name and address
DONNA HOLGUIN
3333 HIGHWAY 6 SOUTH
KRATON POLYMERS US LLC
HOUSTON, TX 77082
Assignment: 4
Reel/Frame:019771/0682   Pages: 3
Recorded: 08/27/2007
Attorney Dkt #:TH1768A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANDLIN JR., DALE LEE
Exec Dt:
02/06/2003
2
WILIS, CARL LESLEY
Exec Dt:
02/06/2003
3
CLAWSON, MARGARET ANN BURNS
Exec Dt:
02/06/2003
4
DE GROOT, HENDRIK
Exec Dt:
08/20/2007
5
EIDEN, KEITH EDWARD
Exec Dt:
02/06/2003
Assignee
1
KRATON POLYMERS U.S. LLC
3333 HIGHWAY 6 SOUTH
HOUSTON, TEXAS 77082
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7267855
US20030181585
10359907
Correspondence name and address
MICHAEL A. MASSE
3333 HIGHWAY 6 SOUTH
HOUSTON, TX 77082
Assignment: 5
Reel/Frame:024153/0945   Pages: 6
Recorded: 03/29/2010
Attorney Dkt #:L0037US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUYLDERMANS, XAVIER
Exec Dt:
10/22/2008
2
DE GROOT, HENDRIK
Exec Dt:
10/17/2008
3
COLCHEN, EMMANUEL
Exec Dt:
11/10/2008
4
SOUTHWICK, JEFFREY
Exec Dt:
03/22/2010
5
WRIGHT, KATHRYN
Exec Dt:
11/19/2008
6
COIGNOUL, EMMANUELLE
Exec Dt:
10/17/2008
Assignee
1
KRATON POLYMERS U.S. LLC
15710 JOHN F. KENNEDY BOULEVARD
SUITE 300
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100190912
12297927
Correspondence name and address
CLEMENTS BERNARD PLLC
1901 ROXBOROUGH ROAD
SUITE 250
CHARLOTTE, NC 28211
Assignment: 6
Reel/Frame:025753/0371   Pages: 6
Recorded: 02/07/2011
Attorney Dkt #:L0035/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WICKEL, HOLGER
Exec Dt:
03/16/2009
2
DE GROOT, HENDRIK
Exec Dt:
03/09/2009
3
BEITZEL, MARKUS
Exec Dt:
03/11/2009
Assignees
1
KRATON POLYMERS U.S. LLC
16400 PARK ROW
HOUSTON, TEXAS 77084
2
KRAIBURG TPE GMBH & CO. KG
FRIEDRICH-SCHMIDT-STR. 2
WALDKRAIBURG, GERMANY 84478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090247689
12441791
Correspondence name and address
MICHAEL A. MASSE
16400 PARK ROW
HOUSTON, TX 77084
Assignment: 7
Reel/Frame:031857/0204   Pages: 6
Recorded: 12/30/2013
Attorney Dkt #:A0053/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GREGER, MARCUS
Exec Dt:
11/25/2013
2
DE GROOT, HENDRIK
Exec Dt:
11/22/2013
Assignee
1
KRATON POLYMERS U.S. LLC
16400 PARK ROW
HOUSTON, TEXAS 77084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150148488
14088853
Correspondence name and address
KRATON POLYMERS U.S. LLC
16400 PARK ROW
HOUSTON, TX 77084
Assignment: 8
Reel/Frame:058067/0954   Pages: 4
Recorded: 11/10/2021
Attorney Dkt #:KRA000130B-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MUYLDERMANS, XAVIER D.D.J
Exec Dt:
08/25/2020
2
VAN DER WAAL, ARWIN W
Exec Dt:
08/10/2021
3
DE GROOT, HENDRIK
Exec Dt:
08/20/2020
Assignee
1
KRATON POLYMERS LLC
16400 PARK ROW
HOUSTON, TEXAS 77084
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11926731
US20220064432
17445394
Correspondence name and address
KRATON POLYMERS LLC
16400 PARK ROW
HOUSTON, TX 77084

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