Patent Assignment
Reel/Frame 020272/0306
Assignment of Assignor's Interest
Recorded: 2007-12-19
Pages: 2
Assignors
SIMARD, FREDERIC
Executed: 2007-12-19
NIKPOUR, BEHROUZ
Executed: 2007-12-14
HU, XIAOQING-RICHARD
Executed: 2007-12-14
Assignee
NORTEL NETWORKS LIMITED
2351 BOULEVARD ALFRED-NOBEL, ST. LAURENT, QUEBEC, H4S 2A9, CANADA
Covered Property
(1)
Method and Apparatus for Key Management in an End-to-End Encryption System
Application:
11/960,208 →
Publication:
US 2009/0161873
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 9, 2010
From: NORTEL NETWORKS LIMITED
To: CIENA LUXEMBOURG S.A.R.L.
Reel/Frame 024213/0653 →
Assignment of Assignor's Interest
Apr 19, 2010
From: CIENA LUXEMBOURG S.A.R.L.
To: CIENA CORPORATION
Reel/Frame 024252/0060 →
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 →