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Patent Assignment Assignor Details
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Assignor Name : LENTSCH, STEVEN EUGENE
Total Assignments: 17
Assignment: 1
Reel/Frame:006967/0560   Pages: 4
Recorded: 04/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LENTSCH, STEVEN EUGENE
Exec Dt:
04/15/1994
2
GROTH, DALE W.
Exec Dt:
04/15/1994
3
OAKES, THOMAS R.
Exec Dt:
04/15/1994
4
BAUM, BURTON M.
Exec Dt:
04/15/1994
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5578134
NONE
08229982
Correspondence name and address
JOHN J. GRESENS
MERCHANT, GOULDS, SMITH, EDELL ET AL
SUITE 1000, NORWEST CENTER
55 EAST FIFTH STREET
ST. PAUL, MN 55101-2701
Assignment: 2
Reel/Frame:006985/0997   Pages: 4
Recorded: 04/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LENTSCH, STEVEN EUGENE
Exec Dt:
04/15/1994
2
GROTH, DALE W.
Exec Dt:
04/15/1994
3
OAKES, THOMAS R.
Exec Dt:
04/15/1994
4
BAUM, BURTON M.
Exec Dt:
04/15/1994
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6257253
NONE
08229648
Correspondence name and address
MERCHANT, GOULD, SMITH, EDELL, ET AL.
JOHN J. GRESENS
SUITE 1000, NORWEST CENTER
55 EAST FIFTH STREET
ST. PAUL, MN 55101-2701
Assignment: 3
Reel/Frame:010944/0551   Pages: 4
Recorded: 06/29/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
06/28/2000
2
LENTSCH, STEVEN EUGENE
Exec Dt:
06/28/2000
3
KILLEEN, YVONNE MARIE
Exec Dt:
06/28/2000
Assignee
1
ECOLAB INC.
RESEARCH CENTER
840 SIBLEY MEMORIAL HIGHWAY
ST. PAUL, MINNESOTA 55118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6624132
NONE
09606478
Correspondence name and address
MERCHANT & GOULD P.C.
MARK T. SKOOG
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 4
Reel/Frame:011893/0588   Pages: 5
Recorded: 06/05/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
05/25/2001
2
LENTSCH, STEVEN EUGENE
Exec Dt:
05/25/2001
3
OLSON, KEITH EDWARD
Exec Dt:
05/30/2001
4
SMITH, KIM R.
Exec Dt:
05/29/2001
Assignee
1
ECOLAB, INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030109403
09874841
Correspondence name and address
MERCHANT & GOULD P.C.
MARK T. SKOOG
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 5
Reel/Frame:013401/0993   Pages: 4
Recorded: 10/21/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
09/25/2002
2
LENTSCH, STEVEN EUGENE
Exec Dt:
10/02/2002
3
TILLESKJOR, JACLYN
Exec Dt:
09/26/2002
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7553806
US20030087787
10208404
Correspondence name and address
MERCHANT & GOULD P.C.
MARK T. SKOOG
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 6
Reel/Frame:013504/0679   Pages: 6
Recorded: 11/20/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG MAN
Exec Dt:
10/14/2002
2
HUBIG, STEPHAN MARIA
Exec Dt:
10/14/2002
3
SMITH, KIM R.
Exec Dt:
10/30/2002
4
GOHL, DAVID
Exec Dt:
10/14/2002
5
LENTSCH, STEVEN EUGENE
Exec Dt:
10/14/2002
6
OLSON, KEITH E.
Exec Dt:
11/01/2002
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030162685
10214625
Correspondence name and address
MERCHANT & GOULD P.C.
MARK T. SKOOG
P.O. BOX 2903
MINNEAPOLIS, MN., 55402-0903
Assignment: 7
Reel/Frame:013577/0369   Pages: 4
Recorded: 12/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
11/12/2002
2
LENTSCH, STEVEN EUGENE
Exec Dt:
11/12/2002
3
KIEFFER, JANEL MARIE
Exec Dt:
11/14/2002
Assignee
1
ECOLAB, INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6825159
US20040072712
10271871
Correspondence name and address
CROMPTON, SEAGER & TUFTE
J. SCOT WICKHEM
331 SECOND AVENUE SOUTH, STE. 895
MINNEAPOLIS, MN 55401
Assignment: 8
Reel/Frame:014684/0851   Pages: 4
Recorded: 11/06/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIEFFER, JANEL MARIE
Exec Dt:
10/28/2003
2
LENTSCH, STEVEN EUGENE
Exec Dt:
10/28/2003
3
SOWLE, EDDIE D.
Exec Dt:
10/28/2003
4
HAMMERBERG, JESSICA SUSAN
Exec Dt:
10/28/2003
Assignee
1
ECOLAB, INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7279455
US20050101516
10703042
Correspondence name and address
CROMPTON, SEAGER & TUFTE
J. SCOT WICKHEM
1221 NICOLLET AVENUE, STE. 800
MINNEAPOLIS, MN 55403
Assignment: 9
Reel/Frame:056162/0692   Pages: 5
Recorded: 05/06/2021
Attorney Dkt #:00163.1801USC1-C2; C4-C8
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
04/29/2004
2
MAGNUSON, JOSHUA PAUL
Exec Dt:
04/30/2004
3
LENTSCH, STEVEN EUGENE
Exec Dt:
04/29/2004
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
8318188
US20120077877
13248989
 
8758789
US20130172417
13657462
 
9491965
US20140322407
14270036
 
9888684
US20170086456
15287126
 
10568322
US20180103636
15847549
Correspondence name and address
MERCHANT & GOULD
PO BOX 2903
MINNEAPOLIS, MN 55402
Assignment: 10
Reel/Frame:015307/0943   Pages: 4
Recorded: 05/10/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
04/29/2004
2
MAGNUSON, JOSHUA PAUL
Exec Dt:
04/29/2004
3
LENTSCH, STEVEN EUGENE
Exec Dt:
04/30/2004
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7771737
US20050152991
10754426
Correspondence name and address
MERCHANT & GOULD PC
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 11
Reel/Frame:016217/0889   Pages: 4
Recorded: 05/13/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
05/06/2005
2
MAGNUSON, JOSHUA PAUL
Exec Dt:
04/27/2005
3
LENTSCH, STEVEN EUGENE
Exec Dt:
05/09/2005
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7569232
US20050192197
11030641
Correspondence name and address
MARK T. SKOOG
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 12
Reel/Frame:025181/0083   Pages: 7
Recorded: 10/22/2010
Attorney Dkt #:P09745US00-2825US01;
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
09/24/2010
2
DENOMA, MICHAEL CHARLES
Exec Dt:
09/24/2010
3
KILLEEN, YVONNE MARIE
Exec Dt:
09/27/2010
4
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 #
 
 
 
 
 
 
 
 
 
 
 
8580727
US20120066840
12884636
Correspondence name and address
MCKEE, VOORHEES & SEASE, PLC
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721
Assignment: 13
Reel/Frame:025181/0312   Pages: 7
Recorded: 10/22/2010
Attorney Dkt #:P09736US0-2733US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
09/24/2010
2
KILLEEN, YVONNE MARIE
Exec Dt:
09/27/2010
3
LENTSCH, STEVEN EUGENE
Exec Dt:
09/24/2010
4
DENOMA, MICHAEL CHARLES
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 #
 
 
 
 
 
 
 
 
 
 
 
8697622
US20120070388
12884638
Correspondence name and address
MCKEE, VOORHEES & SEASE, PLC
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721
Assignment: 14
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: 15
Reel/Frame:036081/0554   Pages: 8
Recorded: 07/14/2015
Attorney Dkt #:P09737US04-2572USC4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
09/24/2010
2
DENOMA, MICHAEL CHARLES
Exec Dt:
09/24/2010
3
VIALL, SUSAN MALONEY
Exec Dt:
09/28/2010
4
LENTSCH, STEVEN EUGENE
Exec Dt:
09/24/2010
5
KILLEEN, YVONNE MARIE
Exec Dt:
09/27/2010
Assignee
1
ECOLAB USA INC.
370 N. WABASHA STREET
ST. PAUL, MINNESOTA 55102-2233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9528077
US20150315517
14799031
Correspondence name and address
MCKEE, VOORHEES & SEASE P.L.C. ATTN: ECO
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309
Assignment: 16
Reel/Frame:025181/0389   Pages: 8
Recorded: 10/22/2010
Attorney Dkt #:P09737US00-2572US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAN, VICTOR FUK-PONG
Exec Dt:
09/24/2010
2
DENOMA, MICHAEL CHARLES
Exec Dt:
09/24/2010
3
VIALL, SUSAN MALONEY
Exec Dt:
09/28/2010
4
LENTSCH, STEVEN EUGENE
Exec Dt:
09/27/2010
5
KILLEEN, YVONNE MARIE
Exec Dt:
09/27/2010
Assignee
1
ECOLAB USA INC.
370 N. WABASHA STREET
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102-2233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8246696
US20120066839
12884608
Correspondence name and address
MCKEE, VOORHEES & SEASE, PLC
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721
Assignment: 17
Reel/Frame:029098/0807   Pages: 9
Recorded: 10/09/2012
Attorney Dkt #:P10105US01 - E077-235
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUNT, CLINTON, JR.
Exec Dt:
09/17/2012
2
MAN, VICTOR FUK-PONG
Exec Dt:
09/20/2012
3
LENTSCH, STEVEN EUGENE
Exec Dt:
09/17/2012
4
TAN, LYLIEN
Exec Dt:
10/08/2012
5
KILLEEN, YVONNE MARIE
Exec Dt:
09/18/2012
6
EVERSON, TERRENCE P.
Exec Dt:
09/27/2012
Assignee
1
ECOLAB USA INC.
ECOLAB CENTER; 370 NORTH WABASHA STREET
ST. PAUL, MINNESOTA 55102-2233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9745543
US20140073036
13608324
Correspondence name and address
MCKEE, VOORHEES & SEASE, PLC
801 GRAND AVENUE
SUITE 3200
DES MOINES, IA 50309-2721

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