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Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0000950133-05-000878
Filing Date
2005-03-04
Accepted
2005-03-04 13:21:17
Documents
2
Effectiveness Date
2005-03-04

Document Format Files

Seq Description Document Type Size
1 DEFA14A w06430defa14a.htm DEFA14A 10937
2 GRAPHIC w06430w0643047.gif GRAPHIC 9947
  Complete submission text file 0000950133-05-000878.txt   22485
Mailing Address 1201 WINTERSON ROAD LINTHICUM MD 21090
Business Address 1201 WINTERSON ROAD LINTHICUM MD 21090 4108658500
CIENA CORP (Filer) CIK: 0000936395 (see all company filings)

IRS No.: 232725311 | State of Incorp.: DE | Fiscal Year End: 1031
Type: DEFA14A | Act: 34 | File No.: 000-21969 | Film No.: 05660623
SIC: 3661 Telephone & Telegraph Apparatus