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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/24/2002
Application #:
09868593
Filing Dt:
08/24/2001
Inventors:
Erich Kessler, Thomas Batzilla, Friedbert Wechs, Frank Wiese
Title:
INTEGRALLY ASYMMETRICAL POLYOLEFIN MEMBRANE
Assignment: 1
Reel/Frame:
012167/0958Recorded: 08/24/2001Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/11/2001
Exec Dt:
07/02/2001
Exec Dt:
07/03/2001
Exec Dt:
07/18/2001
Assignee:
OHDER STRASSE 28
42289 WUPPERTAL, GERMANY
Correspondent:
OLIFF & BERRIDGE, PLC
WILLIAM P. BERRIDGE
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 2
Reel/Frame:
036947/0783Recorded: 11/03/2015Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/26/2015
Assignee:
P.O. BOX 33427
ST. PAUL, MINNESOTA 55133-3427
Correspondent:
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427
ST. PAUL, MN 55133-3427

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