IP Library Assignment 033901/0693
Patent Assignment
Reel/Frame 033901/0693

Assignment of Assignor's Interest

Recorded: 2014-10-07 Pages: 2
Assignor
CHEN, DAVID ZHI
Executed: 2006-10-05
Assignee
VERIZON SERVICES CORP.
1320 NORTH COURTHOUSE ROAD, ARLINGTON, VIRGINIA, 22201
Covered Property (1)
System and Method for Obtaining Optical Signal Information
Patent: 8,989,578 →
Application: 14/164,960 →
Publication: US 2014/0140704
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 7, 2014
From: VERIZON SERVICES CORP.
To: VERIZON PATENT AND LICENSING INC.
Reel/Frame 033901/0744 →
Assignment of Assignor's Interest Sep 16, 2016
From: VERIZON PATENT LICENSING, INC.
To: CIENA CORPORATION
Reel/Frame 040054/0950 →