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Patent Assignment Assignor Details
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Assignor Name : RAO, NARASIMHA M.
Total Assignments: 12
Assignment: 1
Reel/Frame:006116/0778   Pages: 3
Recorded: 04/22/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
RAO, NARASIMHA M.
Exec Dt:
04/16/1992
2
LU, FRANK F.-Y.
Exec Dt:
04/16/1992
3
HOOTS, JOHN E.
Exec Dt:
04/16/1992
Assignee
1
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
A CORP. OF DE.
NAPERVILLE, ILLINOIS 60563-1198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5278074
NONE
07872624
Correspondence name and address
JOAN I. NOREK
SUITE 1601
180 N. LA SALLE STREET
CHICAGO, IL 60601
Assignment: 2
Reel/Frame:006773/0334   Pages: 3
Recorded: 11/19/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOODMAN, WALTER H.
Exec Dt:
11/16/1993
2
RAO, NARASIMHA M.
Exec Dt:
11/16/1993
3
JOHNSON, DONALD A.
Exec Dt:
11/16/1993
Assignee
1
NALCO CHEMICAL COMPANY PATENT & LICENSING DEPT.
ONE NALCO CENTER
60563-1198, ILLINOIS NAPERVILLE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5466297
NONE
07985703
Correspondence name and address
JAMES J. DRAKE
PATENT & LICENSING DEPT.
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, IL 60563-1198
Assignment: 3
Reel/Frame:006931/0961   Pages: 3
Recorded: 02/25/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIVAKUMAR, ANANTHASUBRA
Exec Dt:
02/21/1994
2
SHAH, JITENDRA
Exec Dt:
02/21/1994
3
RAO, NARASIMHA M.
Exec Dt:
02/21/1994
4
BUDD, SCOTT S.
Exec Dt:
02/21/1994
Assignee
1
NALCO CHEMICAL COMPANY PATENT & LICENSING DEPT.
ONE NALCO CENTER
NAPERVILLE, ILLINOIS 6-563-1198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5413719
NONE
08182927
Correspondence name and address
NALCO CHEMICAL COMPANY
JAMES J. DRAKE
PATENT & LICENSING DEPT.
ONE NALCO CENTER
NAPERVILLE, IL 60563-1198
Assignment: 4
Reel/Frame:007348/0342   Pages: 3
Recorded: 02/09/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAO, NARASIMHA M.
Exec Dt:
11/11/1994
2
LU, FRANK F.
Exec Dt:
01/14/1994
3
JOHNSON, DONALD A.
Exec Dt:
11/11/1994
4
NGHIEM, NHUAN P.
Exec Dt:
12/07/1994
Assignee
1
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, ILLINOIS 60563-1198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5503775
NONE
08340923
Correspondence name and address
NALCO CHEMICAL COMPANY
JAMES J. DRAKE
PATENT & LICENSING DEPT.
ONE NALCO CENTER
NAPERVILLE, IL 60563-1198
Assignment: 5
Reel/Frame:007661/0540   Pages: 3
Recorded: 05/15/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STRITTMATTER, RICHARD J.
Exec Dt:
05/12/1995
2
RAO, NARASIMHA M.
Exec Dt:
05/11/1995
Assignee
1
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, ILLINOIS 60563
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5603840
NONE
08440790
Correspondence name and address
JAMES J. DRAKE
PATENT & LICENSING DEPT.
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, IL 60563-1198
Assignment: 6
Reel/Frame:009698/0240   Pages: 4
Recorded: 12/31/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALFANO, JOSEPH C.
Exec Dt:
06/16/1997
2
FEHR, MICHAEL J.
Exec Dt:
06/16/1997
3
GODFREY, MARTIN R.
Exec Dt:
06/16/1997
4
TUBERGEN, KAREN R.
Exec Dt:
06/16/1997
5
HOOTS, JOHN E.
Exec Dt:
06/16/1997
6
WHITTEN, JAMES E.
Exec Dt:
06/16/1997
7
RAO, NARASIMHA M.
Exec Dt:
06/16/1997
Assignee
1
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, ILLINOIS 60563
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6255118
NONE
09224147
Correspondence name and address
NALCO CHEMICAL COMPANY
MARGARET META BRUMM
ONE NALCO CENTER
NAPERVILLE, IL 60563-1198
Assignment: 7
Reel/Frame:015782/0986   Pages: 4
Recorded: 09/13/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORIARTY, BARBARA E.
Exec Dt:
09/01/2004
2
RAO, NARASIMHA M.
Exec Dt:
08/31/2004
3
XIONG, KUN
Exec Dt:
08/31/2004
4
CHEN, TZU-YU
Exec Dt:
08/31/2004
5
YANG, SHUNONG
Exec Dt:
08/31/2004
6
CHATTORAJ, MITA
Exec Dt:
08/31/2004
Assignee
1
NALCO COMPANY
1601 W. DIEHL ROAD
NAPERVILLE, ILLINOIS 60563-1198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7179384
US20050242042
10836760
Correspondence name and address
NALCO COMPANY
THOMAS M. BREININGER
1601 W. DIEHL ROAD
PATENT AND LICENSING DEPT.
NAPERVILLE, IL 60563-1198
Assignment: 8
Reel/Frame:019074/0750   Pages: 6
Recorded: 03/19/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVE, BHASKER B.
Exec Dt:
02/26/2007
2
RAO, NARASIMHA M.
Exec Dt:
02/28/2007
3
YANG, SHUNONG
Exec Dt:
03/05/2007
4
GRATTAN, DAVID A.
Exec Dt:
02/15/2007
5
BLOKKER, PETER
Exec Dt:
03/08/2007
Assignee
1
NALCO COMPANY
1601 W. DIEHL ROAD
NAPERVILLE, ILLINOIS 60563-1198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080169243
11622054
Correspondence name and address
NALCO COMPANY
1601 W. DIEHL ROAD
NAPERVILLE, IL 60563-1198
Assignment: 9
Reel/Frame:027811/0121   Pages: 3
Recorded: 03/06/2012
Attorney Dkt #:8028
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAO, NARASIMHA M.
Exec Dt:
03/02/2012
2
HATCH, STEVEN R.
Exec Dt:
02/29/2012
3
VON DRASEK, WILLIAM A.
Exec Dt:
03/01/2012
Assignee
1
NALCO COMPANY
1601 W DIEHL ROAD
NAPERVILLE, ILLINOIS 60563
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130233796
13412800
Correspondence name and address
NALCO COMPANY
1601 W. DIEHL ROAD
PATENT & LICENSING DEPT
NAPERVILLE, IL 60563-1198
Assignment: 10
Reel/Frame:043621/0845   Pages: 3
Recorded: 09/19/2017
Attorney Dkt #:730761 (8028USC1)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAO, NARASIMHA M.
Exec Dt:
03/02/2012
2
HATCH, STEVEN R.
Exec Dt:
02/29/2012
3
VON DRASEK, WILLIAM A.
Exec Dt:
03/01/2012
Assignee
1
NALCO COMPANY
1601 WEST DIEHL ROAD
NAPERVILLE, ILLINOIS 60563-1198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10765999
US20180001262
15705572
Correspondence name and address
JOSHUA D. BISHOP
LEYDIG, VOIT & MAYER, LTD.
180 N. STETSON AVE., SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 11
Reel/Frame:031426/0662   Pages: 6
Recorded: 10/17/2013
Attorney Dkt #:8341USCN
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIANG, LING
Exec Dt:
10/05/2013
2
CHEN, PATRICK P.
Exec Dt:
09/06/2013
3
BANKS, RODNEY H.
Exec Dt:
08/14/2013
4
WILLER, MICHAEL
Exec Dt:
08/14/2013
5
RAO, NARASIMHA M.
Exec Dt:
08/14/2013
Assignee
1
ECOLAB USA INC.
1601 W. DIEHL ROAD
NAPERVILLE, ILLINOIS 60563
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9268337
US20140060659
13880651
Correspondence name and address
NALCO COMPANY
1601 W. DIEHL ROAD
NAPERVILLE, IL 60563
Assignment: 12
Reel/Frame:059659/0411   Pages: 4
Recorded: 04/11/2022
Attorney Dkt #:022239NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GANESAN, ARUN KUMAR RAJU
Exec Dt:
06/03/2021
2
RAO, NARASIMHA M.
Exec Dt:
06/03/2021
Assignee
1
BUCKMAN LABORATORIES INERNATIONAL, INC.
1256 NORTH MCLEAN BOULEVARD
P.O. BOX 80305
MEMPHIS, TENNESSEE 38108-0305
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210334740
17243438
Correspondence name and address
GARY L. MONTLE
PATTERSON INTELLECTUAL PROPERTY LAW, P.C.
1600 DIVISION STREET, SUITE 500
NASHVILLE, TN 37203

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