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. 29, 1987
Filed:
Jul. 17, 1986
Applicant:
Inventor:
Kenneth D Bixler, Huntington, NY (US);
Assignee:
Packaging Corporation of America, Evanston, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
229 / ; 229 / ;
Abstract
A beak-type lock particularly useful for an egg carton includes an upstanding latching member having a horizontal rib at its latching surface, which latching member is adapted to engage an orifice having a shoulder at its bottom margin and a recessed upper margin, and wherein the upper margin in the locking position falls behind a portion of the upstanding latching member to provide a double-acting lock.