Patent Assignment
Reel/Frame 012960/0883
Assignment of Assignor's Interest
Recorded: 2002-02-28
Pages: 4
Assignor
HAWRYLUCK, MARK A.
Executed: 2001-09-19
Assignee
NORTEL NETWORKS LIMITED
2351 BOULEVARD ALFRED-NOBEL, ST. LAURENT, QUEBEC H4S 2A9, CANADA
Covered Property
(1)
Generation of Variable Differential Group Delay
Related Assignments
(11)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 28, 2002
From: SAVORY, SEBASTIAN J.
To: ELKINGTON AND FIFE
Reel/Frame 012689/0261 →
Assignment of Assignor's Interest
Feb 28, 2002
From: LAROSE, ROBERT
To: NORTEL NETWORKS, LIMITED
Reel/Frame 012982/0251 →
Assignment of Assignor's Interest
May 8, 2002
From: GUO, QING
To: NORTEL NETWORKS LIMITED
Reel/Frame 012877/0708 →
Corrective Assignment to Correct the Name and Address of Receiving Party Previously Recorded on Reel 012689 Frame 0261. Assignor(S) Hereby Confirms the Assignment of Invention to Nortel Networks Limited.
Mar 8, 2010
From: SAVORY, SEBASTIAN J
To: NORTEL NETWORKS LIMITED
Reel/Frame 024035/0930 →
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 →