IP Library Assignment 012366/0791
Patent Assignment
Reel/Frame 012366/0791

Assignment of Assignor's Interest

Recorded: 2001-11-02 Pages: 3
Assignors
HEATH, RICHARD W.
Executed: 2001-10-30
FORBES, DUNCAN J.
Executed: 2001-10-30
Assignee
NORTEL NETWORKS LIMITED
ST. LAURENT, 2351 BOULEVARD ALFRED-NOBEL, QUEBEC, H4S 2A9, CANADA
Covered Property (1)
Optical Power Transient Monitor
Patent: 6,937,821 →
Application: 10/008,080 →
Related Assignments (8)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jul 22, 2008
From: AGILITY COMMUNICATIONS, INC.
To: JDS UNIPHASE CORPORATION
Reel/Frame 021266/0423 →
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 →