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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 : KROHN, DAVID A.
Total Assignments: 5
Assignment: 1
Reel/Frame:003930/0243   Pages: 3
Recorded: 08/29/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/28/1981
2
Exec Dt:
09/28/1981
Assignee
1
200 FRONTAGE ROAD
WEST HAVEN, CONNECTICUT 06516
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06306901
Correspondence name and address
DARBY & DARBY
405 LEXINGTON AVE.
NEW YORK, NY 10017
Assignment: 2
Reel/Frame:004289/0886   Pages: 2
Recorded: 07/19/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/11/1984
Assignee
1
200 FRONTAGE ROAD
A CT CORP.
WEST HAVEN, CONNECTICUT 06516
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06632409
Correspondence name and address
DARBY & DARBY
405 LEXINGTON AVE.,
NEW YORK, NY 10017
Assignment: 3
Reel/Frame:004306/0281   Pages: 3
Recorded: 09/04/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/31/1984
2
Exec Dt:
08/31/1984
3
Exec Dt:
08/31/1984
4
Exec Dt:
08/31/1984
Assignee
1
200 FRONGAGE ROAD
WEST HAVEN,, CONNECTICUT
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06647031
Correspondence name and address
DARBY & DARBY
405 LEXINGTON AVE.
NEW YORK, NY 10174
Assignment: 4
Reel/Frame:006788/0563   Pages: 4
Recorded: 11/15/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/11/1993
2
Exec Dt:
11/11/1993
3
Exec Dt:
11/11/1993
4
Exec Dt:
11/15/1993
5
Exec Dt:
11/10/1993
Assignee
1
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08152206
Correspondence name and address
THOMAS C. LAGALY
MINNESOTA MINING AND MANUFACTURING CO.
OFFICE OF INTELLECTUAL PROPERTY COUNSEL
P.O. BOX 33427
ST. PAUL, MN 55133-3427
Assignment: 5
Reel/Frame:010903/0629   Pages: 4
Recorded: 07/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/19/2000
2
Exec Dt:
06/13/2000
Assignee
1
SUITE 104
848 WEST EASTMAN
CHICAGO, ILLINOIS 60622
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09525724
Correspondence name and address
BRINKS HOFER GILSON & LIONE
JOSEPH F. HETZ
P.O. BOX 10395
CHICAGO, IL 60610

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