Closure device for a paper or paperboard-based package
US12428195B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2021 |
| Grant date | Sep 30, 2025 |
| Priority date | — |
| Expiry date | Dec 21, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2401/30
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention relates to a closure device (1) comprising a pour spout (100) and a cap (200), the cap comprising a lid portion (300), a hinge portion (500) and a retainment portion (500), the hinge portion permanently linking the lid portion to the retainment portion and the retainment portion being permanently retained around the pour spout, the lid portion being re-sealably arranged on the pour spout allowing the closure device to be brought between an open position and a closed position. The pour spout comprises an annular longitudinal neck portion (102) extending along an axial direction (z) from a first axial (104) end to a second axial end (106) in a dispensing opening (118). The neck portion further comprises a plurality of external threads (108), occupying, in the axial direction (z) a region (109) located between a first plane (P1) and a second plane (P2), wherein the second plane (P2) is arranged between the first plane (P1) and the second axial end. The hinge portion is having a pivot axis (AP) about which the lid portion is pivotally movable. The pivot axis AP is located between the first plane (P1) and the second axial end (106) of the neck portion. The invention also r…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.