The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 16, 1986
Filed:
Jul. 10, 1985
Applicant:
Inventors:
Don E Graffam, Barrington, IL (US);
Lawrence L Lezon, Lake Zurich, IL (US);
Arthur R Slaters, Jr, Arlington Heights, IL (US);
Assignee:
Signode Corporation, Glenview, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
428116 ; 264164 ; 428119 ; 428188 ; 428219 ;
Abstract
A unitary, structural panel of a thermoplastic material and a method of forming same are disclosed. The panel includes planiform webs that traverse the full thickness dimension of the panel and define a plurality of elongated, open channels that are substantially in axial alignment with one another. One or more layers of an expanded blank are pared to form the structural panel of the invention.