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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/06/1984
Application #:
06401106
Filing Dt:
07/23/1982
Inventor:
ROSS D. WELBURN
Title:
TORQUE LOOP CONTROL SYSTEM AND METHOD
Assignment: 1
Reel/Frame:
004116/0782Recorded: 04/18/1983Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/07/1983
Assignee:
320 TESCONI CIRCLE
A CORP. OF CA.
SANTA ROSA, CALIFORNIA 95401
Correspondent:
LIMBACH, LIMBACH & SUTTON
2001 FERRY BLDG.
SAN FRANCISCO, CA 94111
Assignment: 2
Reel/Frame:
008744/0535Recorded: 10/16/1997Pages: 18
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
10/27/1989
Assignee:
3861 RESEARCH PARK DRIVE
P.O. BOX 1507
ANNE ARBOR, MICHIGAN 48106
Correspondent:
ROSS & HARDIES
THOMAS D. DRESCHER
SUITE 2500
150 N. MICHIGAN AVENUE
CHICAGO, IL 60601
Assignment: 3
Reel/Frame:
008744/0531Recorded: 10/16/1997Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/27/1997
Assignee:
3861 RESEARCH PARK DRIVE
P.O. BOX 1507
ANNE ARBOR, MICHIGAN 48106
Correspondent:
ROSS & HARDIES
THOMAS D. DRESCHER
150 N. MICHIGAN AVENUE
SUITE 2500
CHICAGO, IL 60601

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