Tethered plastic screw stopper
AssigneeNovembal USA Inc.
InventorStéphane Graux
Life of this patent
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AssigneeNovembal USA Inc.
InventorStéphane Graux
Estimating the term…
The present invention relates to tethered plastic stopper having a closure shell, a tamper band, and an annular ring. The annular ring is formed between a bottom weakness line separably linked through bottom bridges to the top edge of the tamper band and to the bottom edge of the annular ring and a top weakness line separably linked through top bridges to the top edge of the annular ring and to the bottom edge of the closure shell. At least one of the bottom bridges is configured to prevent disconnection of the annular ring from the tamper band and at least one of the top bridges is configured to prevent disconnection of the annular ring from the closure shell. The remaining bottom bridge and the remaining top bridge having a section exceeding at least 30% relative to the section of the bottom bridges and top bridges, respectively.
A tethered plastic screw stopper, comprising:
A tethered plastic screw stopper, comprising:
Dependencies are inferred from the claim text.