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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/08/1987
Application #:
06947060
Filing Dt:
12/29/1986
Inventors:
CLAUDIA C. PIERCE, ROBERT S. ROBINSON, JAMES F. KNELLER
Title:
CARBOXYLATE N-VINYLAMIDE COPOLYMERS FOR INTERNAL SCALE CONTROL & PASSIVATION IN HIGH PRESSURE BOILER SYSTEMS
Assignment: 1
Reel/Frame:
004654/0848Recorded: 12/29/1986Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
11/14/1986
Exec Dt:
11/14/1986
Exec Dt:
12/16/1986
Assignee:
NAPERVILLE, ILLINOIS
Correspondent:
JOHN G. PREMO
PATENT & LICENSING DEPT.
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, IL 60566-1024
Assignment: 2
Reel/Frame:
013011/0582Recorded: 05/29/2002Pages: 18
Conveyance:
CHANGE OF NAME & ADDRESS
Assignor:
Exec Dt:
03/19/2001
Assignee:
ONDEO NALCO CENTER
NAPERVILLE, ILLINOIS 60563
Correspondent:
ONDEO NALCO COMPANY
THOMAS M. BREININGER
ONDEO NALCO CENTER
NAPERVILLE, ILLINOIS 60563-1198

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