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Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-98-000049
Filing Date
1998-02-09
Accepted
1998-02-09 00:00:00
Documents
1
SROs
NASD

Document Format Files

Seq Description Document Type Size
1 13G FILING SC 13G 7391
  Complete submission text file 0000902219-98-000049.txt   9404
Mailing Address 145 BRANDYWINE PARKWAY WEST CHESTER PA 19380
Business Address 145 BRANDYWINE PKWY WEST CHESTER PA 19380 6103440200
CEPHALON INC (Subject) CIK: 0000873364 (see all company filings)

IRS No.: 232484489 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-41753 | Film No.: 98524933
SIC: 2834 Pharmaceutical Preparations

Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 0000