Source reports Expired
Stopper with unlocking lid and elastic return
US-8308022-B2Abstract
A stopper for application to a container of the type with a base, an emptying duct, a lid, mounted on the base to pivot between an open and a closed position, a hinge with elastic return which holds the lid in the open position thereof and locking means, for locking the lid on the base. The stopper comprises positive unlocking means for the lid from the base, which are manually operated to provide a force to disengage the holding means. The base is a unitary construction and made from plastic material, the lid is made from the same plastic material and the leaf of the hinge is in an elastomeric plastic material.
Patent figures(8)








Source status & events
No source-status events are recorded.
Related patents (same category)
Notice
This page is for reference only, not legal advice
A source status is not a legal conclusionPatent status may change through fee payment, reinstatement, family rights, or jurisdiction. Check current authoritative records and obtain professional advice.
Obtain FTO clearance before useBefore any make, import, or sell decision, obtain a Freedom-to-Operate analysis from a qualified patent professional.
