| Filed On | Filing |
|---|---|
| 29 Jun 2017 | S-4 |
| 04 Jun 2015 | FORM S-4 |
| 24 Mar 2004 | FORM S-4 CIENA CORPORATION |
| 24 Mar 2004 | FORM S-4 FOR CIENA CORPORATION |
| 29 Apr 2003 | FORM S-4 CIENA CORPORATION |
| 20 Mar 2002 | CIENA CORPORATION FORM S-4 |
| 03 Jan 2001 | FORM S-4 - CIENA CORPORATION |
| 10 Jun 1999 | CIENA CORPORATION FORM S-4 |
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