IGEN INTERNATIONAL INC /DE

16020 INDUSTRIAL DRIVE, GAITHERSBURG MD 20877, 3019848000
PATENT OWNERS & LESSORS

1997 SEC Filings

IGEN INTERNATIONAL INC /DE, SC 13D/A, 1997-12-29
IGEN INTERNATIONAL INC /DE, 8-K, 1997-12-24
IGEN INTERNATIONAL INC /DE, SC 13D, 1997-12-11
IGEN INTERNATIONAL INC /DE, SC 13D/A, 1997-12-09
IGEN INTERNATIONAL INC /DE, 10-Q, 1997-11-14
IGEN INTERNATIONAL INC /DE, DEF 14A, 1997-09-08
IGEN INTERNATIONAL INC /DE, 10-Q, 1997-08-14
IGEN INTERNATIONAL INC /CA/, 10-K/A, 1997-07-29
IGEN INTERNATIONAL INC /CA/, 10-K, 1997-07-11
IGEN INTERNATIONAL INC /CA/, NT 10-K, 1997-07-01
IGEN INC /CA/, SC 13G, 1997-02-25
IGEN INC /CA/, 10-Q, 1997-02-14
IGEN INC /CA/, SC 13G, 1997-02-14
IGEN INC /CA/, SC 13D/A, 1997-01-08


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