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:
Feb. 11, 2020
Filed:
Feb. 22, 2017
Tetra Laval Holdings & Finance S.a., Pully, CH;
Diego Cavanna, Formigine, IT;
Livio Veronesi, San Felice sul Panaro, IT;
Massimiliano Cereda, Modena, IT;
Davide Corradi, Modena, IT;
Rocco De Paola, Modena, IT;
Domenico Didonna, Modena, IT;
TETRA LAVAL HOLDINGS & FINANCE S.A., Pully, CH;
Abstract
A welding promoting element for an opening device is insertable into a lid () of said opening device to connect said lid () to a closing element () closing a pouring opening () of said opening device; the welding promoting element comprises a sheet element () provided with a layer () of electrically conductive material, with a first layer () of heat-sealable plastic material and with a second layer () of heat-sealable plastic material arranged on opposite sides of said layer (), said layer () having a thickness comprised in the range 5-15 μm and each of said first layer () and second layer () having a thickness comprised in the range 10-50 μm.