Patent Assignment
Reel/Frame 012433/0589
Assignment of Assignor's Interest
Recorded: 2001-12-26
Pages: 3
Assignors
WIEBE, MARVIN JAKE
Executed: 2001-12-21
LETHEBINH, PHUONG
Executed: 2001-12-21
ADOLPH, STEPHEN KIERAN ANTHONY
Executed: 2001-12-21
Assignee
AKARA CORPORATION
150 KATIMAVIK ROAD, SUITE 2000, KANATA ONTARIO, K2L 2, CANADA
Covered Property
(1)
Service Protection Method and Apparatus for Tdm or Wdm Communications Networks
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
May 29, 2003
From: AKARA CORPORATION
To: BATTERY VENTURES V, L.P.
Reel/Frame 014111/0981 →
Merger
Nov 8, 2005
From: AKARA CORPORATION
To: CIENA HOLDINGS, INC.
Reel/Frame 017186/0538 →
Assignment of Assignor's Interest
Nov 8, 2005
From: CIENA HOLDINGS, INC.
To: CIENA CORPORATION
Reel/Frame 017186/0545 →
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 →