IP Library › Assignment 014864/0450
Patent Assignment
Reel/Frame 014864/0450

Assignment of Assignor's Interest

Recorded: 2003-12-29 Pages: 3
Assignors
FEE, JOHN A.
Executed: 2003-12-03
MCKIEL, FRANK A.
Executed: 2003-12-15
Assignee
WORLDCOM, INC.
22001 LOUDOUN COUNTY PARKWAY, ASHBURN, VIRGINIA, 20147
Covered Property (1)
Characterization and Control of Optical Dispersion Compensating Element
Patent: 7,580,639 →
Application: 10/747,567 →
Publication: US 2005/0147415
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name May 4, 2007
From: WORLDCOM, INC.
To: MCI, INC.
Reel/Frame 019248/0157 →
Merger May 4, 2007
From: MCI, INC.
To: MCI, LLC
Reel/Frame 019248/0162 →
Change of Name May 4, 2007
From: MCI, LLC
To: VERIZON BUSINESS GLOBAL LLC
Reel/Frame 019248/0533 →
Assignment of Assignor's Interest Apr 22, 2014
From: VERIZON BUSINESS GLOBAL LLC
To: VERIZON PATENT AND LICENSING INC.
Reel/Frame 032734/0502 →
Assignment of Assignor's Interest Sep 16, 2016
From: VERIZON PATENT LICENSING, INC.
To: CIENA CORPORATION
Reel/Frame 040054/0950 →
Corrective Assignment to Correct the Assignee Previously Recorded at Reel: 032734 Frame: 0502. Assignor(S) Hereby Confirms the Assignment. Nov 28, 2017
From: VERIZON BUSINESS GLOBAL LLC
To: VERIZON PATENT AND LICENSING INC.
Reel/Frame 044626/0088 →