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Patent Assignment Assignor Details
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Assignor Name : KETCHAM, DONALD B.
Total Assignments: 2
Assignment: 1
Reel/Frame:006710/0855   Pages: 3
Recorded: 09/20/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/06/2018
2
Exec Dt:
09/13/1993
3
Exec Dt:
09/13/1993
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08099619
Correspondence name and address
CHARLES D. LEVINE
MINNESOTA MINING AND MANUFACTURING CO.
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 2
Reel/Frame:042089/0017   Pages: 7
Recorded: 04/21/2017
Attorney Dkt #:76016US009
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/22/2017
2
Exec Dt:
03/22/2017
3
Exec Dt:
02/24/2017
4
Exec Dt:
03/07/2017
5
Exec Dt:
02/27/2017
Assignee
1
P.O. BOX 33427
SAINT PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15520892
Correspondence name and address
3M INNOVATIVE PROPERTIES COMPANY
PO BOX 33427
ST. PAUL, MN 55133-3427

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