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. 30, 2025
Filed:
Sep. 20, 2022
Tetra Laval Holdings & Finance S.a., Pully, CH;
Paolo Zanon, Modena, IT;
Anna Rosa Vietri, Modena, IT;
Pietro Martini, Parma, IT;
Massimo Sassi, Parma, IT;
Francesca Tavoni, Modena, IT;
TETRA LAVAL HOLDINGS & FINANCE S.A., Pully, CH;
Abstract
There is described an opening device for a package having a designated pour opening and being filled with a pourable product. The opening device comprises a contact portion and a closing element detachably and/or rupturably attached to the contact portion and configured to close the designated pour opening. The closing element comprises a central main wall and a plurality of leg elements connected to and extending from the central main wall. The central main wall comprises a plurality of radially extending ridge elements, each one being interposed between one respective leg element and a center of the central main wall and a plurality of grooves, each one extending between one respective pair of leg elements.