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:
Aug. 30, 2005
Filed:
Oct. 18, 2002
Applicants:
Karl M. Ritter, Geneva, IL (US);
Michael B. Mcleod, Romeoville, IL (US);
Inventors:
Karl M. Ritter, Geneva, IL (US);
Michael B. McLeod, Romeoville, IL (US);
Assignee:
Smurfit-Stone Container Enterprises, Inc., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D021/00 ;
U.S. Cl.
CPC ...
Abstract
A passive interlock structure for use in containers (such as cartons and trays), particularly those fabricated from corrugated paperboard and the like, which permits the facilitated aligning of vertically stacked containers. The passive interlock structure feature includes recesses formed in the tops or bottoms of the containers, and corresponding complementary low planar projections in the bottoms or tops of the containers.