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:
Dec. 12, 1989
Filed:
Mar. 09, 1988
Applicant:
Inventors:
Peter G Bennett, Kew, AU;
Peter R McKinlay, Doncaster, AU;
Neil W Shaw, Ivanhoe, AU;
Ronald A Stott, Kooyong, AU;
Assignee:
Amcor Limited, South Melbourne, AU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B31F / ; B31F / ;
U.S. Cl.
CPC ...
156205 ; 156210 ; 156290 ; 156292 ;
Abstract
A structural corrugated paper board for use in forming boxes which incorporates two fluted layers bonded peak to peak enclosed in two outer liners. By increasing board thickness and concentrating strength in the outer liners and eliminating the inner liner between the fluted layers improved edge compression and overall strength per unit weight is improved.