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. 27, 2022
Filed:
Sep. 21, 2016
Zobele Holding S.p.a., Trento, IT;
Livio Sordo, Trento, IT;
Cedric Morhain, Cerdanyola de Valles/Barcelona, ES;
Stefano Deflorian, Trento, IT;
ZOBELE HOLDING S.P.A, Trento, IT;
Abstract
A volatile substance dispensing device () and method of fabrication thereof based on a container () sealed by a membrane layer () with at least one perimetral channel () which prevents lateral diffusion of the volatile substance during storage. The at least one perimetral channel () is at least partially filled with blocking means such as glue () or a protrusion () of a separation layer () produced by applying heat welding during fixation to the container (). The dispensing device () further comprises a removable barrier layer () on top of the separation layer ().