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Patent Assignment Assignor Details
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Assignor Name : SIEDER, THEODORE P.
Total Assignments: 4
Assignment: 1
Reel/Frame:003932/0536   Pages: 1
Recorded: 09/28/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/23/1981
2
Exec Dt:
09/23/1981
Assignee
1
OAK BROOK, ILLINOIS
Property
 
Pat #
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NONE
06305882
Correspondence name and address
JOHN G. PREMO
NALCO CHEMICAL CO.
2901 BUTTERFIELD RD.
OAK BROOK, IL 60521
Assignment: 2
Reel/Frame:004145/0947   Pages: 1
Recorded: 07/11/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/11/1983
2
Exec Dt:
01/11/1983
3
Exec Dt:
01/11/1983
Assignee
1
OAK BROOK, ILLINOIS 60521
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06305882
Correspondence name and address
JOHN G. PREMO
NALCO CHEMICAL CO.
2901 BUTTERFIELD RD.
OAK BROOK, IL 60521
Assignment: 3
Reel/Frame:004278/0585   Pages: 1
Recorded: 07/09/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/22/1983
2
Exec Dt:
04/22/1983
3
Exec Dt:
04/22/1983
Assignee
1
A DE CORP.
OAK BROOK, ILLINOIS
Property
 
Pat #
Pub #
Intl #
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NONE
06491155
Correspondence name and address
NALCO CHEMICAL CO.
2901 BUTTERFIELD ROAD
OAK BROOK, IL 60521
Assignment: 4
Reel/Frame:035461/0548   Pages: 9
Recorded: 04/21/2015
Attorney Dkt #:7944
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/14/2015
2
Exec Dt:
04/02/2015
3
Exec Dt:
03/31/2015
4
Exec Dt:
04/02/2015
5
Exec Dt:
03/31/2015
Assignee
1
370 NORTH WABASHA STREET
ST. PAUL, MINNESOTA 55102
Property
 
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Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13611026
Correspondence name and address
ECOLAB USA INC
655 LONE OAK DRIVE
EAGAN, MN 55121

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