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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : LUEDTKE, ROY, JR.
Total Assignments: 13
Assignment: 1
Reel/Frame:006509/0038   Pages: 4
Recorded: 03/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/22/1993
2
Exec Dt:
03/01/1993
Assignee
1
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08014023
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
MICHAEL J. ROTH
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 2
Reel/Frame:006886/0142   Pages: 3
Recorded: 03/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/14/1994
2
Exec Dt:
01/20/1994
Assignee
1
400 LOCUST STREET
700 CAPITAL SQUARE
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08187280
Correspondence name and address
PATRICIA A. SWEENEY
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 3
Reel/Frame:007440/0778   Pages: 3
Recorded: 04/17/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/06/1995
2
Exec Dt:
03/01/1995
Assignee
1
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08401062
Correspondence name and address
DEBRA L. BLAIR
PIONEER HI-BRED INTERNATIONAL, INC.
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 4
Reel/Frame:007430/0492   Pages: 3
Recorded: 04/11/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/06/1995
2
Exec Dt:
03/06/1995
Assignee
1
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08400692
Correspondence name and address
DEBRA L. BLAIR
PIONEER HI-BRED INTERNATIONAL, INC.
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 5
Reel/Frame:007917/0566   Pages: 2
Recorded: 05/03/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/08/1996
Assignee
1
700 CAPITAL SQUARE, 400 CAPITAL SQUARE
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08611269
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
DEBRA L. BLAIR
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 6
Reel/Frame:007926/0441   Pages: 2
Recorded: 05/06/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/08/1996
Assignee
1
700 CAPITAL SQUARE, 400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08614615
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
DEBRA L. BLAIR
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 7
Reel/Frame:007937/0254   Pages: 2
Recorded: 05/13/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/13/1996
Assignee
1
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08616013
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
DEBRA L. BLAIR
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IA 50309
Assignment: 8
Reel/Frame:007967/0267   Pages: 3
Recorded: 05/28/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/13/1996
2
Exec Dt:
03/13/1996
Assignee
1
700 CAPITAL SQUARE - 400 LOCUST STREET
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08615373
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
DEBRA L. BLAIR
700 CAPITAL SQUARE
400 LOCUST STREET
DES MOINES, IOWA 50309
Assignment: 9
Reel/Frame:008576/0966   Pages: 3
Recorded: 06/23/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/28/1997
Assignee
1
P.O. BOX 1000
7100 NW 62ND AVENUE
JOHNSTON, IOWA 50131
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08791917
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
PATRICIA A. SWEENEY
CORPORATE PATENT COUNSEL
7100 NW 62ND AVENUE, P.O. BOX 1000
JOHNSTON, IOWA 50131-1000
Assignment: 10
Reel/Frame:009080/0236   Pages: 4
Recorded: 03/30/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/03/1998
2
Exec Dt:
03/03/1998
Assignee
1
7100 NW 62ND AVENUE, P.O. BOX 1000
JOHNSTON, IOWA 50131
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09036273
Correspondence name and address
ZARLEY, MCKEE, THOMTE, VOORHEES & SEASE
HEIDI S. NEBEL
801 GRAND AVENUE, SUITE 3200
DES MOINES, IOWA 50309-2721
Assignment: 11
Reel/Frame:010830/0181   Pages: 3
Recorded: 05/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/19/2000
2
Exec Dt:
01/19/2000
Assignee
1
400 LOCUST STREET
800 CAPITAL SQUARE
DES MOINES, IOWA 50309
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09490347
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
JEAN M. BROMERT
7100 N.W. 62ND AVENUE
P.O. BOX 1000
JOHNSTON, IOWA 50131-1000
Assignment: 12
Reel/Frame:011946/0745   Pages: 3
Recorded: 09/10/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
01/11/2001
Assignee
1
CORPORATE INTELLECTUAL PROPERTY
7100 N.W. 62ND AVENUE, P.O. BOX 1000
JOHNSTON, IOWA 50131
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09758604
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
STEVEN CALLISTEIN, CORPORATE IP
7100 N.W. 62ND AVENUE
P.O. BOX 1000
JOHNSTON, IOWA 50131-1000
Assignment: 13
Reel/Frame:012500/0776   Pages: 4
Recorded: 03/20/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/12/2001
2
Exec Dt:
01/12/2001
Assignee
1
CORPORATE INTELLECTUAL PROPERTY, P.O. BOX 1000
7100 N.W. 62ND AVENUE
JOHNSTON, IOWA 50131
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09760155
Correspondence name and address
PIONEER HI-BRED INTERNATIONAL, INC.
STEVEN CALLISTEIN
CORPORATE INTELLECTUAL PROPERTY
7100 N.W. 62ND AVENUE, P.O. BOX 1000
JOHNSTON, IOWA 50131-1000

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