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Patent Assignment Assignor Details
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Assignor Name : ZHAO, ZUO-YU
Total Assignments: 17
Assignment: 1
Reel/Frame:008612/0549   Pages: 3
Recorded: 05/27/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAO, ZUO-YU
Exec Dt:
05/08/1997
2
GU, WEINING
Exec Dt:
05/08/1997
3
CAI, TISHU
Exec Dt:
05/08/1997
4
PIERCE, DOROTHY A.
Exec Dt:
05/08/1997
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
400 LOCUST STREET
700 CAPITAL SQUARE
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5981840
NONE
08788018
Correspondence name and address
MUETING, RAASCH, GEBHARDT ET AL.
MYRA H. MCCORMACK
P.O. BOX 581415
MINNEAPOLIS, MN 55458-1415
Assignment: 2
Reel/Frame:009285/0668   Pages: 7
Recorded: 06/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BASZCZYNSKI, CHRISTOPHER L.
Exec Dt:
04/24/1998
2
BOWEN, BENJAMIN A.
Exec Dt:
04/24/1998
3
DRUMMOND, BRUCE J.
Exec Dt:
04/24/1998
4
GORDON-KAMM, WILLIAM J.
Exec Dt:
04/24/1998
5
PETERSON, DAVID J.
Exec Dt:
04/24/1998
6
SANDAHL, GARY A.
Exec Dt:
04/24/1998
7
TAGLIANI, LAURA A.
Exec Dt:
04/24/1998
8
ZHAO, ZUO-YU
Exec Dt:
04/24/1998
9
ST.CLAIR, GRACE
Exec Dt:
04/24/1998
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
DARWIN BUILDING
7100 NW 62ND AVENUE
JOHNSTON, IOWA 50131
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5929301
NONE
08972258
Correspondence name and address
ALSTON & BIRD LLP
W. MURRAY SPRUILL
P.O. DRAWER 34009
CHARLOTTE, NC 28234
Assignment: 3
Reel/Frame:009320/0605   Pages: 7
Recorded: 06/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, TISHU
Exec Dt:
06/16/1998
2
PIERCE, DOROTHY A.
Exec Dt:
06/11/1998
3
TAGLIANI, LAURA A.
Exec Dt:
06/11/1998
4
ZHAO, ZUO-YU
Exec Dt:
06/11/1998
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
400 LOCUST STREET
800 CAPITAL SQUARE
DES MOINES, IOWA 50306
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6369298
NONE
09056418
Correspondence name and address
ALSTON & BIRD LLP
W. MURRAY SPRUILL
P.O. DRAWER 34009
CHARLOTTE, NC 28234
Assignment: 4
Reel/Frame:009759/0685   Pages: 7
Recorded: 02/16/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAI, TISHU
Exec Dt:
01/28/1999
2
PIERCE, DOROTHY A.
Exec Dt:
01/13/1999
3
TAGLIANI, LAURA A.
Exec Dt:
01/22/1999
4
ZHAO, ZUO-YU
Exec Dt:
01/13/1999
Assignee
1
PIONEER HI BRED INTERNATIONAL, INC.
800 CAPITAL SQUARE, 400 LOCUST STREET
DES MOINES, IOWA 50319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6369298
NONE
09056418
Correspondence name and address
ALSTON & BIRD LLP
W. MURRAY SPRUILL
P.O. DRAWER 34009
CHARLOTTE, NC 28234-4009
Assignment: 5
Reel/Frame:012272/0588   Pages: 14
Recorded: 10/15/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RANCH, JEROME P.
Exec Dt:
10/01/2001
2
MARSH, WALLACE A.
Exec Dt:
10/01/2001
3
MEYER, TERRY EUCLAIRE
Exec Dt:
10/01/2001
4
TOMES, DWIGHT T.
Exec Dt:
10/01/2001
5
ZHAO, ZUO-YU
Exec Dt:
10/01/2001
6
ZHONG, GAN-YUAN
Exec Dt:
10/01/2001
7
WANG, JIMEI
Exec Dt:
10/01/2001
8
MULLEN, JEFFREY A.
Exec Dt:
10/01/2001
9
SCELONGE, CHRISTOPHER J.
Exec Dt:
10/01/2001
10
COLE, GLENN S.
Exec Dt:
10/02/2001
11
SOPER, JOHN F.
Exec Dt:
10/01/2001
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
400 LOCUST STREET
800 CAPITAL SQUARE
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030046724
09907411
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
CATHERINE D. BROOKE
CORPORATE INTELLECTUAL PROPERTY
7100 N.W. 62ND AVENUE, P.O. BOX 1000
JOHNSTON, IOWA 50131-1000
Assignment: 6
Reel/Frame:013898/0759   Pages: 9
Recorded: 03/31/2003
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR NAME, PREVIOUSLY RECORDED AT REEL 012887, FRAME 0197.
Assignors
1
ZHAO, ZUO-YU
Exec Dt:
06/20/2002
2
BIDNEY, DENNIS L.
Exec Dt:
06/20/2002
3
ELSING, EVAN D.
Exec Dt:
07/10/2002
4
MILLER, MICHAEL D.
Exec Dt:
06/20/2002
5
WU, XINLI E.
Exec Dt:
06/20/2002
6
GORDON-KAMM, WILLIAM J
Exec Dt:
06/20/2002
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
800 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020188965
10121200
Correspondence name and address
PIONEER HI BRED INTERNATIONAL INC.
MARIANNE H. MICHEL
7100 N.W. 62ND AVENUE
P.O. BOX 1000
JOHNSTON, IA 50131-1000
Assignment: 7
Reel/Frame:014682/0542   Pages: 6
Recorded: 06/02/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RANCH, JEROME P.
Exec Dt:
06/01/2004
2
MARSH, WALLACE A.
Exec Dt:
05/21/2004
3
TOMES, DWIGHT T.
Exec Dt:
05/21/2004
4
ZHAO, ZUO-YU
Exec Dt:
06/01/2004
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
400 LOCUST STREET
800 CAPITAL SQUARE
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7022894
US20040194161
10784418
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL INC.
KIM M. HAGEMANN
7100 NW 62ND AVENUE, P.O. BOX 1000
CORPORATE INTELLECTUAL PROPERTY
JOHNSTON, IA 50131-1000
Assignment: 8
Reel/Frame:054948/0402   Pages: 10
Recorded: 01/19/2021
Attorney Dkt #:BB2027-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARTON, JOANNE E.
Exec Dt:
11/08/2005
2
MADDOCK, SHEILA E.
Exec Dt:
11/08/2005
3
WU, XINLI E.
Exec Dt:
11/08/2005
4
ZHAO, ZUO-YU
Exec Dt:
11/08/2005
5
WILLIAMS, MARK E.
Exec Dt:
11/22/2005
6
HUSSAIN, TANVEER
Exec Dt:
11/08/2005
7
GORDON-KAMM, WILLIAM J.
Exec Dt:
11/08/2005
Assignees
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE
PO BOX 1014
JOHNSTON, IOWA 50131-1014
2
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, PO BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8859846
US20080216191
11532921
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
7250 NW 62ND AVENUE
PO BOX 552
JOHNSTON, IA 50131-0552
Assignment: 9
Reel/Frame:018250/0150   Pages: 7
Recorded: 09/14/2006
Attorney Dkt #:2210
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, NING
Exec Dt:
09/14/2006
2
HEETLAND, LYNN L.
Exec Dt:
09/14/2006
3
SOLAWETZ, WILLIAM E.
Exec Dt:
09/14/2006
4
ZHAO, ZUO-YU
Exec Dt:
09/14/2006
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE, PO BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080072344
11531801
Correspondence name and address
SHERI BILLER
7250 NW 62ND AVENUE, PO BOX 552
JOHNSTON, IA 50131-0552
Assignment: 10
Reel/Frame:018250/0316   Pages: 8
Recorded: 09/14/2006
Attorney Dkt #:2209
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, NING
Exec Dt:
09/14/2006
2
MILLER, MICHAEL D.
Exec Dt:
09/14/2006
3
HEETLAND, LYNN L.
Exec Dt:
09/14/2006
4
SOLAWETZ, WILLIAM E.
Exec Dt:
09/14/2006
5
ZHAO, ZUO-YU
Exec Dt:
09/14/2006
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE, PO BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080072343
11531789
Correspondence name and address
SHERI BILLER
7250 NW 62ND AVENUE, PO BOX 552
JOHNSTON, IA 50131-0552
Assignment: 11
Reel/Frame:019359/0770   Pages: 4
Recorded: 05/31/2007
Attorney Dkt #:2513
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAO, ZUO-YU
Exec Dt:
05/30/2007
2
WANG, NING
Exec Dt:
05/30/2007
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE, PO BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080299658
11755083
Correspondence name and address
SHERI BILLER
7250 NW 62ND AVENUE, PO BOX 552
JOHNSTON, IA 50131-0552
Assignment: 12
Reel/Frame:021252/0085   Pages: 7
Recorded: 07/17/2008
Attorney Dkt #:2599
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAO, ZUO-YU
Exec Dt:
07/17/2008
2
WANG, NING
Exec Dt:
07/15/2008
3
NUBEL, DOUGLAS S.
Exec Dt:
07/17/2008
4
ZHEN, SHIFU
Exec Dt:
07/16/2008
Assignee
1
PIONEER HI-BRED INTERNATIONAL
7100 NW 62ND AVE
PO BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8030556
US20100017908
12174812
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
7250 N.W. 62ND AVENUE
P.O. BOX 552
JOHNSTON, IA 50131-0552
Assignment: 13
Reel/Frame:023837/0859   Pages: 7
Recorded: 01/25/2010
Attorney Dkt #:P09243US00; P050-815
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAO, ZUO-YU
Exec Dt:
01/07/2010
2
WU, XINLI E.
Exec Dt:
01/06/2010
3
CHO, MYEONG-JE
Exec Dt:
01/07/2010
4
XU, DEPING
Exec Dt:
01/06/2010
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE
P. O. BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8389807
US20110160087
12649673
Correspondence name and address
MCKEE, VOORHEES & SEASE, P.L.C. ATTN: P
801 GRAND AVENUE, SUITE 3200
DES MOINES, IA 50309-2721
Assignment: 14
Reel/Frame:025001/0259   Pages: 9
Recorded: 09/16/2010
Attorney Dkt #:2364R
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHAO, ZUO-YU
Exec Dt:
08/11/2010
2
WU, YONGZHONG
Exec Dt:
07/26/2010
3
LASSNER, MICHAEL
Exec Dt:
08/11/2010
4
HERSHEY, HOWARD
Exec Dt:
09/16/2010
Assignees
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVE.
PO BOX 1014
JOHNSTON, IOWA 50131
2
E.I. DUPONT DE NEMOURS & COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080244765
12062212
Correspondence name and address
PATRICIA A. SWEENEY
1835 PLEASANT ST.
WEST DES MOINES, IA 50265
Assignment: 15
Reel/Frame:028891/0839   Pages: 7
Recorded: 09/04/2012
Attorney Dkt #:3676
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHO, MYEONG-JE
Exec Dt:
07/31/2012
2
KLEIN, THEODORE M.
Exec Dt:
08/02/2012
3
ZHAO, ZUO-YU
Exec Dt:
08/08/2012
Assignees
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE
P. O. BOX 1014
JOHNSTON, IOWA 50131-1014
2
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130055472
13599003
Correspondence name and address
S. CHRISTOPHER BAUER
7250 NW 62ND AVENUE
P. O. BOX 552
JOHNSTON, IA 50131-0552
Assignment: 16
Reel/Frame:032816/0190   Pages: 8
Recorded: 05/03/2014
Attorney Dkt #:5312-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHO, MYEONG-JE
Exec Dt:
04/22/2014
2
ELLIS, SAMUEL ROY
Exec Dt:
04/22/2014
3
GORDON-KAMM, WILLIAM JAMES
Exec Dt:
04/21/2014
4
ZHAO, ZUO-YU
Exec Dt:
04/21/2014
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE
PO BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140173775
13800447
Correspondence name and address
KATHRYN LAPPEGARD
7250 NW 62ND AVENUE
PO BOX 552
JOHNSTON, IA 50131-0552
Assignment: 17
Reel/Frame:032842/0680   Pages: 8
Recorded: 05/07/2014
Attorney Dkt #:5908-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHO, MYEONG-JE
Exec Dt:
04/22/2014
2
ELLIS, SAMUEL ROY
Exec Dt:
05/05/2014
3
GORDON-KAMM, WILLIAM JAMES
Exec Dt:
04/22/2014
4
ZHAO, ZUO-YU
Exec Dt:
04/21/2014
Assignee
1
PIONEER HI-BRED INTERNATIONAL, INC.
7100 NW 62ND AVENUE
PO BOX 1014
JOHNSTON, IOWA 50131-1014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140173781
13801418
Correspondence name and address
KATHRYN LAPPEGARD
7250 NW 62ND AVE
PO BOX 552
JOHNSTON, IA 50131-0552

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