Patent Assignment
Reel/Frame 009924/0428
Assignment of Assignor's Interest
Recorded: 1999-03-03
Pages: 3
Assignor
COWDRICK, DENNUS H.
Executed: 1997-08-21
Assignee
UNDERGROUND IMAGING, INC.
2320 EAST COUNTY ROAD J, WHITE BEAR LAKE, MINNESOTA, 55110
Covered Property
(1)
Oblique Scanning Ground Penetrating Radar
Patent:
6,094,157 →
Application:
09/202,121 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 9, 2007
From: UNDER GROUND IMAGING INC
To: GREWE, GERALD W
Reel/Frame 019323/0265 →
Assignment of Assignor's Interest
Sep 26, 2007
From: GREWE, GERALD WILLIAM
To: UNDERGROUND IMAGING LLC
Reel/Frame 019881/0348 →
Assignment of Assignor's Interest
Jul 12, 2011
From: UNDERGROUND IMAGING, LLC
To: SUBSURFACE RADAR, LLC
Reel/Frame 026579/0501 →
Assignment of Assignor's Interest
Mar 13, 2012
From: SUBSURFACE RADAR, LLC
To: SADAR 3D, INC.
Reel/Frame 027856/0065 →
Security Agreement
May 8, 2012
From: SADAR 3D, INC.
To: TRIMBLE NAVIGATION LIMITED
Reel/Frame 028177/0441 →