Patent Assignment
Reel/Frame 033266/0917
Change of Address Certificate
Recorded: 2014-07-02
Pages: 2
Assignor
BTG INTERNATIONAL LIMITED
Executed: 2011-06-28
Assignee
BTG INTERNATIONAL LIMITED
5 FLEET PLACE, LONDON, EC4M 7RD, UNITED KINGDOM
Covered Property
(1)
Composite Quantum Well Infrared Detector
Patent:
5,239,186 →
Application:
07/750,134 →
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 →