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:
Nov. 19, 2024
Filed:
May. 28, 2019
Tetra Laval Holdings & Finance S.a., Pully, CH;
Pietro Martini, Parma, IT;
Maurizio Filippini, Modena, IT;
TETRA LAVAL HOLDINGS & FINANCE S.A., Pully, CH;
Abstract
An opening device for a package obtained from a sheet of packaging material that comprises at least first and second layers and having a through hole through the first layer and covered by a sheet cover portion of the second layer. The opening device comprises a wall portion applied onto a first side of the sheet cover portion and defining, together with the sheet cover portion, a user-tearable portion of the package; the wall portion comprises a linear weakening slot in a part of the thickness of the wall portion and open at a second surface thereof, opposite the first surface; the linear weakening slot delimits, together with the first side a linear weakening region of the user-tearable portion; the opening device further comprises at least one pull-member to cause tearing of the user-tearable portion along the linear weakening region, and; at least one projecting linear rib element.