IP Library › Assignment 019886/0664
Patent Assignment
Reel/Frame 019886/0664

Assignment of Assignor's Interest

Recorded: 2007-09-26 Pages: 5
Assignors
ZHAO, YIHONG
Executed: 2007-09-26
LI, XIN
Executed: 2007-09-26
Assignee
YAHOO! INC.
701 FIRST AVENUE, SUNNYVALE, CALIFORNIA, 94089
Covered Property (1)
Imaging System Using a Negative Index of Refraction Lens
Patent: 8,017,894 →
Application: 11/861,862 →
Publication: US 2009/0080070
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 30, 2009
From: NORTHROP GRUMMAN CORPORTION
To: NORTHROP GRUMMAN SPACE & MISSION SYSTEMS CORP.
Reel/Frame 023699/0551 →
Assignment of Assignor's Interest Feb 10, 2010
From: NORTHROP GRUMMAN SPACE & MISSION SYSTEMS CORP.
To: NORTHROP GRUMMAN SYSTEMS CORPORATION
Reel/Frame 023915/0446 →