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Patent Assignment Assignor Details
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Assignor Name : CHRISTENSEN, STEPHEN B.
Total Assignments: 10
Assignment: 1
Reel/Frame:005463/0743   Pages: 3
Recorded: 10/11/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
11/30/1989
Assignee
1
DOW CHEMICAL COMPANY, THE
ABBOTT ROAD
2030 DOW CENTER
MIDLAND, MICHIGAN 48640
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4980191
NONE
07444501
Correspondence name and address
RICHARD G. WATERMAN
THE DOW CHEMICAL COMPANY
P.O. BOX 1967
MIDLAND, MI 48641-1967
Assignment: 2
Reel/Frame:005505/0762   Pages: 3
Recorded: 11/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
04/09/1990
2
SCHULZ, GARY J.
Exec Dt:
04/09/1990
3
KLING, SUSAN
Exec Dt:
04/09/1990
Assignee
1
DOW CHEMICAL COMPANY, THE
2030 DOW CENTER, ABBOTT ROAD, A CORP. OF DE
MIDLAND, MICHIGAN 48640
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4988807
NONE
07506724
Correspondence name and address
RICHARD G. WATERMAN
THE DOW CHEMICAL COMPANY
P.O. BOX 1967
MIDLAND, MICHIGAN 48641-1967
Assignment: 3
Reel/Frame:006337/0922   Pages: 3
Recorded: 12/14/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
03/14/1991
2
RELENYI, ATTILA G.
Exec Dt:
03/15/1991
3
LABARGE, ROBERT G.
Exec Dt:
03/14/1991
4
NADER, BASSAM S.
Exec Dt:
03/15/1991
Assignee
1
DOW CHEMICAL COMPANY, THE
2030 DOW CENTER ROAD
MIDLAND, MICHIGAN 48640
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5194286
NONE
07879540
Correspondence name and address
RICHARD G. WATERMAN
THE DOW CHEMICAL COMPANY
PATENT DEPARTMENT
P.O. BOX 1967
MIDLAND, MI 48641-1967
Assignment: 4
Reel/Frame:006337/0484   Pages: 3
Recorded: 12/14/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
05/14/1991
2
RELENYI, ATTILA G.
Exec Dt:
03/15/1991
3
LABARGE, ROBERT G.
Exec Dt:
03/15/1991
4
NADER, BASSAM S.
Exec Dt:
03/14/1991
Assignee
1
DOW CHEMICAL COMPANY, THE
2030 DOW CENTER, ABBOTT ROAD
MIDLAND, MICHIGAN 48640
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5194286
NONE
07879540
Correspondence name and address
RICHARD G. WATERMAN
THE DOW CHEMICAL COMPANY
PATENT DEPARTMENT
P.O. BOX 1967
MIDLAND, MICHIGAN 48641-1967
Assignment: 5
Reel/Frame:008335/0174   Pages: 4
Recorded: 01/27/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
03/03/1994
2
BUCHHOLZ, FREDRIC L.
Exec Dt:
03/04/1994
3
JOHNSON, THOMAS C.
Exec Dt:
03/04/1994
4
GRAHAM, ANDREW T.
Exec Dt:
03/04/1994
Assignee
1
DOW CHEMICAL COMPANY, THE
2030 DOW CENTER, ABBOTT ROAD
MIDLAND, MICHIGAN 48640
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5629377
NONE
08505181
Correspondence name and address
THE DOW CHEMICAL COMPANY
STEPHEN S. GRACE
PATENT DEPARTMENT
P.O. BOX 1967
MIDLAND, MICHIGAN 48641-1967
Assignment: 6
Reel/Frame:025181/0513   Pages: 9
Recorded: 10/22/2010
Attorney Dkt #:P09718US00-2808US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
09/24/2010
2
PHAM, JOANNA A.
Exec Dt:
09/28/2010
3
MAN, VICTOR FUK-PONG
Exec Dt:
09/24/2010
4
DENOMA, MICHAEL CHARLES
Exec Dt:
09/24/2010
5
KILLEEN, YVONNE MARIE
Exec Dt:
09/27/2010
6
LENTSCH, STEVEN EUGENE
Exec Dt:
09/24/2010
Assignee
1
ECOLAB USA INC.
370 N. WABASHA STREET
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102-2233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8314057
US20120071384
12884661
Correspondence name and address
MCKEE, VOORHEES & SEASE, PLC
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721
Assignment: 7
Reel/Frame:025401/0692   Pages: 6
Recorded: 11/30/2010
Attorney Dkt #:2571USD2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR F.
Exec Dt:
11/30/2010
2
KILLEEN, YVONNE M.
Exec Dt:
11/30/2010
3
CHRISTENSEN, STEPHEN B.
Exec Dt:
11/30/2010
4
PHAM, JOANNA A.
Exec Dt:
11/30/2010
Assignee
1
ECOLAB USA INC.
370 WABASHA STREET NORTH
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8361950
US20110179583
12956705
Correspondence name and address
ECOLAB USA INC.
MAIL STOP ESC-F7, 655 LONE OAK DRIVE
EAGAN, MN 55121
Assignment: 8
Reel/Frame:026611/0816   Pages: 5
Recorded: 07/19/2011
Attorney Dkt #:P09804US00 - 2686US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
06/30/2011
2
PHAM, JOANNA A.
Exec Dt:
06/30/2011
3
CARLSON, JESSICA ROSE
Exec Dt:
07/07/2011
Assignee
1
ECOLAB USA INC.
370 N. WABASHA STREET
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102-2233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8673838
US20120324652
13166339
Correspondence name and address
MCKEE, VOORHEES & SEASE, PLC
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721
Assignment: 9
Reel/Frame:029483/0441   Pages: 5
Recorded: 12/17/2012
Attorney Dkt #:2571USD3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR F.
Exec Dt:
12/13/2012
2
KILLEEN, YVONNE M.
Exec Dt:
12/10/2012
3
CHRISTENSEN, STEPHEN B.
Exec Dt:
12/07/2012
4
PHAM, JOANNA A.
Exec Dt:
12/11/2012
5
LOCK, DAWN
Exec Dt:
12/07/2012
Assignee
1
ECOLAB USA INC.
370 WABASHA STREET NORTH
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8759272
US20130104319
13717078
Correspondence name and address
ECOLAB USA INC.
MAIL STOP ESC-F7, 655 LONE OAK DRIVE
EAGAN, MN 55121
Assignment: 10
Reel/Frame:037463/0701   Pages: 6
Recorded: 01/12/2016
Attorney Dkt #:00163.3135USU1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHRISTENSEN, STEPHEN B.
Exec Dt:
01/04/2016
2
BULL, JESSICA R.
Exec Dt:
01/04/2016
3
WEEKS, KIRSTEN M.
Exec Dt:
01/04/2016
4
LOCK, DAWN N.
Exec Dt:
01/04/2016
5
PHAM, JOANNA AI
Exec Dt:
01/06/2016
Assignee
1
ECOLAB USA INC.
370 NORTH WABASHA STREET
SAINT PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9670438
US20160222329
14993316
Correspondence name and address
ANNELIESE S. MAYER
80 SOUTH EIGHTH STREET
3200 IDS CENTER
MINNEAPOLIS, MN 55402

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