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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
06/26/2001
Application #:
09324221
Filing Dt:
06/01/1999
Inventors:
GUENTER W. BRUNE, PETER H. HAMBLING, JOHN E. MERCER, LLOYD A. MOORE, SHIU S. NG et al
Title:
ESTABLISHING POSITIONS OF LOCATING FIELD DETECTORS AND PATH MAPPINGS IN UNDERGROUND BORING TOOL APPLICATIONS
Assignment: 1
Reel/Frame:
010026/0225Recorded: 06/01/1999Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/27/1999
Exec Dt:
05/27/1999
Exec Dt:
05/26/1999
Exec Dt:
05/27/1999
Exec Dt:
05/27/1999
Exec Dt:
05/27/1999
Assignee:
425 S.W. 41ST STREET
RENTON, WASHINGTON 98005
Correspondent:
BOULDER PATENT SERVICES, INC.
JAY R BEYER
1021 GAPTER ROAD
BOULDER, COLORADO 80303
Assignment: 2
Reel/Frame:
014351/0279Recorded: 08/04/2003Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/01/2003
Assignee:
425 SW 41ST STREET
RENTON, WASHINGTON 98055
Correspondent:
BOULDER PATENT SERVICES, INC.
JAY R. BEYER
1021 GASPTER ROAD
BOULDER, CO 80303

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