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. 22, 1987
Filed:
Jun. 26, 1986
Applicant:
Inventors:
Cornelius M Phipps, Glen Ellyn, IL (US);
William C Pershak, Chicago, IL (US);
Assignee:
Plastic Specialties, Inc., Glen Ellyn, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
206469 ; 206613 ; 206615 ;
Abstract
A tear open blister package of the type having a blister receptacle formed of plastic which has a periperhal flange secured to a flat backing. A tab extends from the receptacle at the flange for grasping during opening of the package, with the tab being unsecured to the backing. A tear initiation cut is provided in the plastic material of the receptacle at the intersection of the tab with the flange for initiating tearing of the plastic material.