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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/06/2011
Application #:
10602384
Filing Dt:
06/24/2003
Publication #:
Pub Dt:
12/30/2004
Inventors:
Richard J. Mehus, Charles A. Hodge, Quang Van Dao
Title:
CONCENTRATION MONITOR
Assignment: 1
Reel/Frame:
014229/0222Recorded: 06/24/2003Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/09/2003
Exec Dt:
06/11/2003
Exec Dt:
06/20/2003
Assignee:
ECOLAB CENTER
370 NORTH WABASHA STREET
ST. PAUL, MINNESOTA
Correspondent:
WILLIAM D. BAUER
IPLM GROUP, P.A.
POST OFFICE BOX 18455
MINNEAPOLIS, MN 55418
Assignment: 2
Reel/Frame:
056212/0194Recorded: 05/12/2021Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/01/2009
Assignee:
370 NORTH WABASHA STREET
ST. PAUL, MINNESOTA 55102
Correspondent:
MERCHANT & GOULD
PO BOX 2903
MINNEAPOLIS, MN 55402

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