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Patent Assignment Assignor Details
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Assignor Name : BARFKNECHT, CHARLES F.
Total Assignments: 17
Assignment: 1
Reel/Frame:004127/0444   Pages: 3
Recorded: 05/16/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/09/1983
2
Exec Dt:
05/09/1983
Assignee
1
203 GILMORE HALL
UNIVERSITY OF IOWA, AN IA CORP.
IOWA CITY, IOWA 52240
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
06464061
 
NONE
06464063
Correspondence name and address
ZARLEY, MC KEE, THOMTE,
VOORHEES & SEASE
2400 RUAN CENTER
DES MOINES, IA 50309
Assignment: 2
Reel/Frame:004163/0133   Pages: 3
Recorded: 05/25/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/05/1983
2
Exec Dt:
07/05/1983
Assignee
1
203 GILMORE HALL
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06512234
Correspondence name and address
ZARLEY, MC KEE, THOMTE, VOORHEES & SEASE
2400 RUAN CTR.
DES MOINES, IA 50309
Assignment: 3
Reel/Frame:004356/0971   Pages: 3
Recorded: 02/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/05/1984
2
Exec Dt:
12/05/1984
Assignee
1
203 GILMOREHALL
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06680058
Correspondence name and address
ZARLEY, MC KEE, THOMTE
VOORHEES & SEASE
2400 RUAN CTR.
DES MOINES, IA 50309
Assignment: 4
Reel/Frame:004419/0615   Pages: 3
Recorded: 06/26/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/28/1985
2
Exec Dt:
03/28/1985
Assignee
1
203 GILMORE HALL
UNIVERSITY OF IOWA, IOWA 52240
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
NONE
06720006
 
NONE
06720007
Correspondence name and address
ZARLEY, MCKEE, THOMTE, VOORHEES & SEASE
2400 RUAN CENTER
DES MOINES, IA 50309
Assignment: 5
Reel/Frame:004853/0870   Pages: 4
Recorded: 03/31/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/15/1988
2
Exec Dt:
01/15/1988
Assignee
1
203 GILMORE HALL
A CORP. OF IA
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07147974
Correspondence name and address
ZARLEY, MCKEE, THOMTE,
VOORHEES & SEASE
2400 RUAN CTR.
DES MOINES, IA 50309
Assignment: 6
Reel/Frame:005165/0866   Pages: 4
Recorded: 10/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/15/1989
2
Exec Dt:
09/15/1989
Assignee
1
203 GILMORE HALL,
IOWA CITY,, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07410982
Correspondence name and address
ZARLEY, MC KEE, THOMTE, VOORHEES & SEASE
2400 RUAN CENTER
DES MOINES, IA 50309
Assignment: 7
Reel/Frame:005416/0768   Pages: 4
Recorded: 08/27/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/22/1990
2
Exec Dt:
06/22/1990
3
Exec Dt:
06/22/1990
Assignee
1
203 GILMORE HALL, AN IOWA CORP.
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07557581
Correspondence name and address
ZARLEY, MC KEE, THOMTE, VOORHEES AND
SEASE
2400 RUAN CENTER
DES MOINES, IA 50309
Assignment: 8
Reel/Frame:005465/0513   Pages: 5
Recorded: 10/09/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/24/1990
2
Exec Dt:
07/24/1990
Assignee
1
203 GILMORE HALL
IOWA CITY, IOWA 52240
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07535573
Correspondence name and address
BARBARA A. SKOKAN
ZARLEY, MCKEE, THOMTE, VOORHEES & SEASE
2400 RUAN CENTER
DES MOINES, IA 50309
Assignment: 9
Reel/Frame:005496/0223   Pages: 5
Recorded: 11/01/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/25/1990
2
Exec Dt:
09/25/1990
Assignee
1
203 GILMORE HALL
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07590789
Correspondence name and address
ZARLEY, MC KEE, THOMTE, VOORHEES
& SEASE
2400 RUAN CENTER
DES MOINES, IOWA 50309
Assignment: 10
Reel/Frame:005852/0697   Pages: 5
Recorded: 09/27/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/27/1991
2
Exec Dt:
08/27/1991
Assignee
1
214 TIC, OAKDALE RESEARCH CAMPUS
OAKDALE, IOWA 52319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07751309
Correspondence name and address
ZARLEY, MCKEE, THOMTE,
VOORHEES & SEASE
801 GRAND AVE., SUITE 3200
DES MOINES, IA 50309
Assignment: 11
Reel/Frame:006336/0419   Pages: 5
Recorded: 11/30/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/05/1992
2
Exec Dt:
10/05/1992
Assignee
1
TECHNOLOGY INNOVATION CENTER
OAKDALE, IOWA 52319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07964199
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVE., STE. 3200
DES MOINES, IA 50309
Assignment: 12
Reel/Frame:006469/0261   Pages: 5
Recorded: 03/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/04/1993
2
Exec Dt:
02/04/1993
Assignee
1
TECHNOLOGY INNOVATION CENTER
OAKDALE, IOWA 52319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08014801
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVENUE, STE. 3200
DES MONIES, IA 50309
Assignment: 13
Reel/Frame:006662/0926   Pages: 4
Recorded: 09/14/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/12/1993
2
Exec Dt:
07/12/1993
Assignee
1
TECHNOLOGY INNOVATION CENTER OAKDALE, IA 52319
IOWA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08097534
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309
Assignment: 14
Reel/Frame:006680/0976   Pages: 4
Recorded: 09/13/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/12/1993
2
Exec Dt:
07/12/1993
Assignee
1
TECHNOLOGY INNOVATION CENTER
OAKDALE, IOWA 52319
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08097364
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVENUE
SUITE 3200
DES MOINES, IOWA 50309
Assignment: 15
Reel/Frame:007910/0833   Pages: 5
Recorded: 04/29/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/20/1996
2
Exec Dt:
02/20/1996
Assignee
1
OAKDALE CAMPUS
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08606266
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVENUE, SUITE 3200
DES MOINES, IA 50309
Assignment: 16
Reel/Frame:007910/0855   Pages: 5
Recorded: 04/29/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/20/1996
2
Exec Dt:
02/20/1996
Assignee
1
OAKDALE CAMPUS
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08605927
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVENUE, SUITE 3200
DES MOINES, IA 50309
Assignment: 17
Reel/Frame:008408/0089   Pages: 5
Recorded: 03/21/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/24/1996
2
Exec Dt:
10/24/1996
Assignee
1
OAKDALE CAMPUS
TECHNOLOGY INNOVATION CENTER
IOWA CITY, IOWA 52242
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08742113
Correspondence name and address
EDMUND J. SEASE
801 GRAND AVENUE
SUITE 3200
DES MOINES, IOWA 50309

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