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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
7202379
Issue Dt:
04/10/2007
Application #:
10511157
Filing Dt:
10/14/2004
Publication #:
20050256334
Pub Dt:
11/17/2005
Inventors:
Urs Welz-Biermann, Nikolai Ignatyev, Michael Weiden, Udo Heider, Andriy Kucheryna et al
Title:
PROCESS FOR THE PREPARATION OF BIS(PERFLUOROALKYL)PHOSPHINIC ACIDS AND SALTS THEREOF
Assignment: 1
Reel/Frame:
016720/0435Recorded: 10/14/2004Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
WELZ-BIERMANN, URS
Exec Dt:
08/17/2004
IGNATYEV, NIKOLAI
Exec Dt:
08/17/2004
WEIDEN, MICHAEL
Exec Dt:
08/17/2004
HEIDER, UDO
Exec Dt:
08/17/2004
KUCHERYNA, ANDRIY
Exec Dt:
08/17/2004
WILLNER, HELGE
Exec Dt:
08/17/2004
SARTORI, PETER
Exec Dt:
08/17/2004
Assignee:
MERCK PATENT GMBH
DARMSTADT, GERMANY 64271
Correspondent:
MILLEN WHITE ZELANO
& BRANIGAN, P.C.
ARLINGTON COURT PLAZA I, SUITE 1400
2200 CLARENDON BLVD.
ARLINGTON, VA 22201

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