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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
10/26/1999
Application #:
08995989
Filing Dt:
12/22/1997
Inventors:
PETER SCHOELEY, RALF WINKLER, HARALD SCHICKMANN
Title:
PROCESS FOR DEAGGREGATING SILICIC ACID
Assignment: 1
Reel/Frame:
009219/0722Recorded: 06/01/1998Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
12/08/1997
Exec Dt:
12/08/1997
Exec Dt:
12/09/1997
Assignee:
FRIEDRICH-VON-HEYDEN-PLATZ 1
D-01612 NUENCHRITZ, GERMANY
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER &
NEUSTADT, P.C.
PAUL E. RAUCH
1755 JEFFERSON DAVIS HWY., 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:
012865/0123Recorded: 05/06/2002Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/27/1998
Assignee:
PAUL BAUMANN-STRASSE 1
D-45764 MARL, GERMANY
Correspondent:
OBLON, SPIVAK, MCCLELLAND ET.
MARVIN J. SPIVAK
1755 JEFFERSON DAVIS HIGHWAY, 4TH FL.
ARLINGTON, VIRGINIA
Assignment: 3
Reel/Frame:
012865/0127Recorded: 05/06/2002Pages: 53
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/01/1999
Assignee:
WEISSFRAUENSTRASSE 9
D-60287 FRANKFURT AM MAIN, GERMANY
Correspondent:
OBLON SPIVAK ET AL
4TH FL.
1755 J. DAVIS HWY.
ARLINGTON VA 22202
Assignment: 4
Reel/Frame:
012865/0232Recorded: 05/06/2002Pages: 2
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/09/2001
Assignee:
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Correspondent:
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
MARVIN J. SPIVAK
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VA 22202

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