Patent Assignment
Reel/Frame 015622/0435
Assignment of Assignor's Interest
Recorded: 2005-01-25
Pages: 4
Assignors
SIEGEL, ROBERT MARK
Executed: 2004-12-27
CRANDALL, ALAN L.
Executed: 2004-12-30
JOHNSON, GILBERT S.
Executed: 2005-01-05
Assignee
GEO-CENTERS, INC.
7 WELLS AVENUE, NEWTON, MASSACHUSETTS, 02489
Covered Property
(1)
Interleaved Magnetometry and Pulsed Electromagnetic Detection of Underground Objects
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 13, 2008
From: SIEGEL, ROBERT MARC
To: SCIENCE APPLICATIONS INTERNATIONAL CORPORATION
Reel/Frame 021377/0876 →
Change of Name
Apr 11, 2014
From: SCIENCE APPLICATIONS INTERNATIONAL CORPORATION
To: LEIDOS, INC.
Reel/Frame 032670/0375 →
Security Interest
Aug 25, 2016
From: LEIDOS, INC.
To: CITIBANK, N.A.
Reel/Frame 039809/0801 →
Security Interest
Aug 25, 2016
From: LEIDOS, INC.
To: CITIBANK, N.A.
Reel/Frame 039818/0272 →
Release of Security Interest
Jan 17, 2020
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: LEIDOS, INC.
Reel/Frame 051632/0742 →
Release of Security Interest
Jan 17, 2020
From: CITIBANK, N.A., AS COLLATERAL AGENT
To: LEIDOS, INC.
Reel/Frame 051632/0819 →