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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/17/2003
Application #:
10228416
Filing Dt:
08/26/2002
Publication #:
Pub Dt:
01/23/2003
Inventors:
Guang-jong Jason Wei, David Daniel McSherry, Mark D. Levitt
Title:
HYDROFLUORIC ACID GENERATING COMPOSITION AND METHOD OF TREATING SURFACES
Assignment: 1
Reel/Frame:
056389/0596Recorded: 05/28/2021Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/12/1999
Exec Dt:
03/12/1999
Exec Dt:
03/12/1999
Assignee:
ECOLAB CENTER
370 WABASHA STREET N.
SAINT PAUL, MINNESOTA 55102
Correspondent:
MERCHANT & GOULD
PO BOX 2903
MINNEAPOLIS, MN 55402
Assignment: 2
Reel/Frame:
056389/0614Recorded: 05/28/2021Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/01/2009
Assignee:
370 N. WABASHA STREET
ST. PAUL, MINNESOTA 55102
Correspondent:
MERCHANT & GOULD
PO BOX 2903
MINNEAPOLIS, MN 55402

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