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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
03/06/1984
Application #:
06433072
Filing Dt:
10/06/1982
Inventor:
LOTHAR ROTHBUHR
Title:
OXIDATIVE AFTER-TREATMENT OF CARBON BLACK
Assignment: 1
Reel/Frame:
004194/0542Recorded: 11/30/1983Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
09/10/1982
Assignee:
WEISSFRAUENSTRASSE, 9
6000 FRANKFURT/MAIN, GERMANY
Correspondent:
BEVERIDGE, DEGRANDI & KLINE
1819 H ST., N. W., STE. 1100
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:
012322/0909Recorded: 10/06/2001Pages: 28
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/09/2001
Assignee:
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Correspondent:
SMITH, GAMBRELL & RUSSELL, LLP
ROBERT G. WEILACHER
1850 M ST., N.W. (SUITE 800)
WASHINGTON, D.C. 20036

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