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Patent Assignment Assignor Details
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Assignor Name : CHIRHART, DENNIS J.
Total Assignments: 4
Assignment: 1
Reel/Frame:004692/0499   Pages: 1
Recorded: 04/15/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/09/1987
2
Exec Dt:
04/09/1987
3
Exec Dt:
04/15/1987
4
Exec Dt:
04/15/1987
Assignee
1
A CORP OF DE
SAINT PAUL, MINNESOTA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07038639
Correspondence name and address
ROBERT H. JORDAN
OFFICE OF PATENT COUNSEL/3M
P. O. BOX 33427
ST. PAUL, MN 55133
Assignment: 2
Reel/Frame:005051/0888   Pages: 1
Recorded: 03/03/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/03/1989
2
Exec Dt:
03/03/1989
3
Exec Dt:
03/03/1989
Assignee
1
A CORP. OF DE
SAINT PAUL, MINNESOTA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07318737
Correspondence name and address
ROBERT H. JORDAN
3M OFFICE OF PATENT COUNSEL
P. O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 3
Reel/Frame:010748/0115   Pages: 4
Recorded: 04/13/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/13/2000
2
Exec Dt:
04/13/2000
3
Exec Dt:
04/13/2000
4
Exec Dt:
04/13/2000
5
Exec Dt:
04/13/2000
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09548894
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
RUDOLPH P. HOFMANN, JR.
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 4
Reel/Frame:015179/0951   Pages: 5
Recorded: 04/01/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/01/2004
2
Exec Dt:
04/01/2004
3
Exec Dt:
04/01/2004
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10815366
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427

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