IP Library Assignment 023868/0300
Patent Assignment
Reel/Frame 023868/0300

Assignment of Assignor's Interest

Recorded: 2010-01-29 Pages: 3
Assignors
O'SULLIVAN, MAURICE
Executed: 2010-01-26
GAUDETTE, JAMIE
Executed: 2010-01-26
CARROLL, ROGER
Executed: 2010-01-26
Assignee
NORTEL NETWORKS LIMITED
2351 BOULEVARD ALFRED-NOBEL, ST. LAURENT, H4S 2A9, CANADA
Covered Property (1)
Reducing Optical Service Channel Interference in Phase Modulated Wavelength Division Multiplexed (Wdm) Communication Systems
Patent: 8,355,631 →
Application: 12/696,089 →
Publication: US 2011/0188861
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 1, 2011
From: NORTEL NETWORKS LIMITED
To: CIENA LUXEMBOURG S.A.R.L.
Reel/Frame 026368/0477 →
Assignment of Assignor's Interest Jun 1, 2011
From: CIENA LUXEMBOURG S.A.R.L.
To: CIENA CORPORATION
Reel/Frame 026368/0715 →
Security Interest Jul 15, 2014
From: CIENA CORPORATION
To: DEUTSCHE BANK AG NEW YORK BRANCH
Reel/Frame 033329/0417 →
Patent Security Agreement Jul 16, 2014
From: CIENA CORPORATION
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 033347/0260 →
Release of Security Interest Oct 30, 2019
From: DEUTSCHE BANK AG NEW YORK BRANCH
To: CIENA CORPORATION
Reel/Frame 050938/0389 →
Patent Security Agreement Nov 8, 2019
From: CIENA CORPORATION
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 050969/0001 →
Release of Security Interest Nov 20, 2023
From: BANK OF AMERICA, N.A.
To: CIENA CORPORATION
Reel/Frame 065630/0232 →