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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
02/04/1992
Application #:
07710141
Filing Dt:
06/04/1991
Inventors:
JOHN A. MC DOUGAL, JOHN W. LENNINGTON
Title:
INTERNAL COMBUSTION ENGINE IGNITION SYSTEM AND CLEANING DEVICE
Assignment: 1
Reel/Frame:
006796/0485Recorded: 11/04/1993Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/17/1992
Assignee:
804 TROMBLEY
GROSSE POINTE PARK, MICHIGAN 48230
Correspondent:
ALLEN M. KRASS
3001 W. BIG BEAVER
SUITE 624
TROY, MI 48084
Assignment: 2
Reel/Frame:
011137/0352Recorded: 09/06/1996Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/12/1996
Assignee:
6116 BALDWIN LAKE ROAD
CIRCLE PINES, MINNESOTA 55014
Correspondent:
DINNIN & DUNN, P.C.
MICHAEL T. RAGGIO
755 WEST BIG BEAVER, STE. 2100
TROY, MI 48084
Assignment: 3
Reel/Frame:
010485/0316Recorded: 01/10/2000Pages: 6
Conveyance:
CONFIRMATORY LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/18/1999
Assignee:
P.O. BOX 33114
DETROIT, MICHIGAN 48232
Correspondent:
GENERAL MOTORS CORPORATION
ANTHONY LUKE SIMON
P.O. BOX 33114
DETROIT, MI 48232

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