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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
03/07/2000
Application #:
07943025
Filing Dt:
09/10/1992
Inventors:
MEINOLF KERSTING, JUERGEN KERTH, KLAUS-DIETER HUNGENBERG, PETER KOELLE
Title:
PREPARATION OF ZIEGLER-NATTA CATALYST SYSTEMS
Assignment: 1
Reel/Frame:
006249/0999Recorded: 09/10/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
08/19/1992
Exec Dt:
08/19/1992
Exec Dt:
08/19/1992
Exec Dt:
08/19/1992
Assignee:
6700 LUDWIGSHAFEN, GERMANY
Correspondent:
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 2
Reel/Frame:
012865/0217Recorded: 05/06/2002Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/20/2002
Assignee:
OOSTDUINLAAN 75
2596 JJ THE HAGUE, NETHERLANDS
Correspondent:
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE., NW
WASHINGTON, DC 20036

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