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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
11/17/2009
Application #:
12252077
Filing Dt:
10/15/2008
Publication #:
Pub Dt:
04/23/2009
Inventors:
David W. Heatherington, Alfred G. S. Cini
Title:
TAPERED CRUSHABLE POLYGONAL STRUCTURE
Assignment: 1
Reel/Frame:
021831/0719Recorded: 11/13/2008Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/20/2008
Exec Dt:
11/08/2008
Assignee:
1900 HAYES STREET
GRAND HAVEN, MICHIGAN 49417
Correspondent:
PRICE HENEVELD COOPER DEWITT & LITTON, L
695 KENMOOR, S.E.
P O BOX 2567
GRAND RAPIDS, MI 49501

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