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Patent Assignment Assignor Details
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Assignor Name : RUHR, RICHARD O.
Total Assignments: 11
Assignment: 1
Reel/Frame:006023/0362   Pages: 5
Recorded: 02/05/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CZECK, STEPHEN J.
Exec Dt:
02/03/1992
2
HOERNING, DOUGLAS S.
Exec Dt:
02/03/1992
3
MEHUS, RICHARD J.
Exec Dt:
02/03/1992
4
GUTZMANN, TIMOTHY A.
Exec Dt:
02/03/1992
5
RUHR, RICHARD O.
Exec Dt:
02/03/1992
Assignee
1
ECOLAB INC., A CORP. OF DE
ECOLAB CENTER, 370 WABASHA
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5203366
NONE
07831564
Correspondence name and address
MERCHANT, GOULD, SMITH, EDELL, WELTER &
SCHMIDT
JOEL A. ROTHFUS
1000 NORWEST CENTER
ST. PAUL, MN 55101-2701
Assignment: 2
Reel/Frame:010955/0626   Pages: 4
Recorded: 06/22/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAVITZ, JOSEPH I.
Exec Dt:
05/09/2000
2
RUHR, RICHARD O.
Exec Dt:
05/09/2000
3
BESSE, MICHAEL E.
Exec Dt:
05/16/2000
Assignee
1
ECOLAB INC.
ECOLAB CENTER
370 WABASHA STREET N.
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6218349
NONE
09528799
Correspondence name and address
SCHWEGMAN, LUNDBERG, WOESSNER ET AL.
A. JAMES NELSON
P.O. BOX 2938
MINNEAPOLIS, MN 55402
Assignment: 3
Reel/Frame:011729/0078   Pages: 2
Recorded: 04/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAVITZ, JOSEPH I.
Exec Dt:
04/10/2001
2
RUHR, RICHARD O.
Exec Dt:
04/10/2001
3
GIOINO, ANDREW T.
Exec Dt:
04/11/2001
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030015219
09839342
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
LISA L. RYAN-LINDQUIST
SUITE 2000, 6109 BLUE CIRCLE DR.
MINNETONKA, MN 55343-9185
Assignment: 4
Reel/Frame:012127/0921   Pages: 2
Recorded: 08/27/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUHR, RICHARD O.
Exec Dt:
07/03/2001
2
PEITERSEN, NATHAN D.
Exec Dt:
07/03/2001
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6537960
NONE
09940345
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
LISA L. RYAN-LINDQUIST
6109 BLUE CIRCLE DRIVE
SUITE 2000
MINNETONKA, MN 55343-9185
Assignment: 5
Reel/Frame:012220/0703   Pages: 5
Recorded: 09/28/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUHR, RICHARD O.
Exec Dt:
09/24/2001
2
LEVITT, MARK D.
Exec Dt:
09/17/2001
3
RICHARDSON, EDWARD H.
Exec Dt:
09/14/2001
4
MAN, VICTOR F.
Exec Dt:
09/14/2001
Assignee
1
ECOLAB, INC.
840 SIBLEY MEMORIAL HWY.
ST PAUL, MINNESOTA 55118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6812194
US20030109394
09965744
Correspondence name and address
MERCHANT & GOULD P.C.
LISA A. SAMUELS
P.O. BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 6
Reel/Frame:013007/0845   Pages: 5
Recorded: 06/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOYT, JERRY D.
Exec Dt:
06/03/2002
2
BESSE, MICHAEL E.
Exec Dt:
05/15/2002
3
KLOS, TERRY J.
Exec Dt:
06/04/2002
4
LEVITT, MARK
Exec Dt:
05/13/2002
5
RUHR, RICHARD O.
Exec Dt:
05/14/2002
Assignee
1
ECOLAB INC.
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6686325
US20030176305
10099535
Correspondence name and address
MERCHANT & GOULD P.C.
DENNIS R. DALEY
PO BOX 2903
MINNEAPOLIS, MN 55402-0903
Assignment: 7
Reel/Frame:013210/0265   Pages: 2
Recorded: 08/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUHR, RICHARD O.
Exec Dt:
07/30/2002
2
PEITERSEN, DANIEL
Exec Dt:
07/30/2002
3
WICHMANN, GERALD KURT
Exec Dt:
07/30/2002
4
KRAVITZ, JOSEPH I.
Exec Dt:
07/30/2002
Assignee
1
ECOLAB, INC.
840 SIBLEY MEMORIAL HIGHWAY
MENDOTA HEIGHTS, MINNESOTA 55118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7041177
US20040033919
10222451
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
LISA L. RYAN-LINDQUIST
6109 BLUE CIRCLE DRIVE
SUITE 2000
MINNETONKA, MN 55343-9185
Assignment: 8
Reel/Frame:013498/0720   Pages: 2
Recorded: 11/14/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUHR, RICHARD O.
Exec Dt:
10/24/2002
2
WICHMAN, GERALD
Exec Dt:
10/24/2002
3
PAQUETTE, CATHY
Exec Dt:
10/24/2002
4
GUTZMAN, TIM
Exec Dt:
10/28/2002
Assignee
1
ECOLAB INC.
840 SIBLEY MEMORIAL HIGHWAY
MENDOTA HEIGHTS, MINNESOTA 55118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6696394
NONE
10294851
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
LISA L. RYAN-LINDQUIST
6109 BLUE CIRCLE DRIVE
SUITE 2000
MINNETONKA, MN 55343-9185
Assignment: 9
Reel/Frame:015005/0185   Pages: 2
Recorded: 02/18/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUHR, RICHARD O.
Exec Dt:
02/04/2004
2
WICHMANN, GERALD
Exec Dt:
02/04/2004
3
MALVEY, MEGAN
Exec Dt:
02/04/2004
4
JOHNSON, RICHARD D.
Exec Dt:
02/04/2004
5
HALSRUD, DAVID
Exec Dt:
02/04/2004
Assignee
1
ECOLAB INC.
840 SIBLEY MEMORIAL HIGHWAY
ST. PAUL, MINNESOTA 55118
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040167044
10781385
Correspondence name and address
VIDAS, ARRETT & STEINKRAUS, P.A.
LISA L. RYAN-LINDQUIST
6109 BLUE CIRCLE DRIVE, SUITE 2000
MINNETONKA, MN 55343-9131
Assignment: 10
Reel/Frame:021247/0477   Pages: 6
Recorded: 07/16/2008
Attorney Dkt #:2466US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CUMMINGS, WALTER D.
Exec Dt:
06/09/2008
2
RYTHER, ROBERT J.
Exec Dt:
06/11/2008
3
RUHR, RICHARD O.
Exec Dt:
06/10/2008
4
ERICKSON, ANTHONY W.
Exec Dt:
06/20/2008
5
FERNHOLZ, PETER J.
Exec Dt:
06/09/2008
Assignee
1
ECOLAB INC.
370 NORTH WABASHA STREET
ECOLAB CENTER
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090288683
12124725
Correspondence name and address
ANNELIESE S. MAYER
655 LONE OAK DRIVE
MAIL STOP ESC-F7
EAGAN, MN 55121
Assignment: 11
Reel/Frame:025947/0078   Pages: 7
Recorded: 03/14/2011
Attorney Dkt #:00163.2725USU1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RUHR, RICHARD O.
Exec Dt:
01/20/2011
2
HUTCHINSON, JEFFERY S.
Exec Dt:
01/24/2011
3
THOMPSON, CHAD A.
Exec Dt:
01/25/2011
4
MORRISON, ERIC D.
Exec Dt:
02/11/2011
5
LANG, JASON G.
Exec Dt:
01/24/2011
6
BENNETT, SCOTT P.
Exec Dt:
01/19/2011
7
CHAMBLEE, KELLEN W.
Exec Dt:
02/07/2011
Assignee
1
ECOLAB USA INC.
370 NORTH WABASHA STREET
ST. PAUL, MINNESOTA 55102
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8343898
US20110160109
12982392
Correspondence name and address
ANNELIESE S. MAYER
MERCHANT & GOULD P.C.
P.O. BOX 2903
MINNEAPOLIS, MN 55402

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