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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
09/02/1986
Application #:
06644253
Filing Dt:
08/27/1984
Inventors:
JOSEF K. RIGLER, DIRK REESE, HORST LEITHAUSER
Title:
PROCESS FOR CONTROLLING BEAD SIZE IN THE MANUFACTURE OF EXPANDABLE STYRENE POLYMERS BY SUSPENSION POLYMERIZATION
Assignment: 1
Reel/Frame:
004304/0953Recorded: 08/27/1984Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
07/07/1984
Exec Dt:
07/07/1984
Exec Dt:
07/07/1984
Assignee:
P.O. BOX 1320
MARL 1,, GERMANY D 4370
Correspondent:
GILBERT L. WELLS
P.O. BOX 2445
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:
011821/0502Recorded: 05/22/2001Pages: 52
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/01/1999
Assignee:
WEISSFRAUENSTRASSE 9
D-60287 FRANFURT AM MAIN, GERMANY
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER, ET AL
MARVIN J. SPIVAK
FOURTH FLOOR, 1755 JEFFERSON DAVIS HWY
ARLINGTON, VIRGINIA 22202
Assignment: 3
Reel/Frame:
012463/0601Recorded: 01/11/2002Pages: 6
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/09/2001
Assignee:
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
MARVIN J. SPIVAK
ATTORNEYS AT LAW, FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202

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