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:
Oct. 31, 2000
Filed:
Dec. 10, 1998
Richard S Chomik, Garwood, NJ (US);
Joseph Clark, Naugatuck, CT (US);
Francis X Manganiello, Pompton Plains, NJ (US);
Playtex Products, Inc., Westport, CT (US);
Abstract
A vent disc for a container is provided. The vent disc has a concavely curved domed central panel with a plurality of perforations extending therethrough along radii that form the concave curvature of the domed central panel. The domed central panel can have a plurality of upwardly extending depressions therein that leave residual central panel above the depressions. The depressions have center lines that are coincident with radii that form the concave curvature of the domed central panel. The perforations extend through the residual of central panel material. Methods and apparatus are also provided for forming the vent disc with the perforations and depressions therein.