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. 24, 1976
Filed:
Jun. 30, 1975
Leo Peters, Grand Rapids, MI (US);
Other;
Abstract
A package of butter or margarine which is molded with multi-cubic dimensioned embossments permits the contents of the package to be demolded within the temperature range of 38.degree. to 48.degree. F without damaging the embossments. The package comprises a film-sheet within the thickness range of 0.005 to 0.20 inch which is thermoformed into a single-walled, unlined cup-like cavity, and butter or margarine is flow filled into the cavity. The side wall of the cavity has an inward taper of an angle no less than 5.degree. in non-embossed portions of the wall and an angle of no less than 10.degree. in embossed portions of the side wall. Peaks of the embossed surface have radii of no less than 1/32 inch and angles of no less than 20.degree..