One-piece closure and package of using the same

A package comprising:

• a container having a neck portion defining an opening;
• and
• a one-piece closure being configured for fitment to the neck portion of the container for closing the opening, the one-piece closure including a first closure portion and a second closure portion, the first closure portion includes a first polymeric top wall portion and a first polymeric annular skirt portion, the first polymeric top wall portion including a continuous wedge seal extending from an inner surface of the first polymeric top wall portion, the continuous wedge seal including a surface-tension geometric structure being located therein to assist in preventing or inhibiting contents of a container from leaving the one-piece closure when the first closure portion is in an open position, the first polymeric annular skirt portion depending from the first polymeric top wall portion, the second closure portion including a second polymeric top wall portion and a second polymeric annular skirt portion depending from the second polymeric top wall portion,
• wherein the one-piece closure is adapted to be opened by flipping the first closure portion with respect to the second closure portion via a hinge or pivot point.

A package comprising:

• a container having a neck portion defining an opening, the container having an external thread formation on the neck portion;
• a tamper-evident component having an external thread formation and an internal thread formation;
• and
• a one-piece closure being configured for fitment to the neck portion of the container for closing the opening, the one-piece closure including a first closure portion and a second closure portion, the first closure portion includes a first polymeric top wall portion and a first polymeric annular skirt portion, the first polymeric top wall portion including a continuous wedge seal extending from an inner surface of the first polymeric top wall portion, the continuous wedge seal including a surface-tension geometric structure being located therein to assist in preventing or inhibiting contents of a container from leaving the one-piece closure when the first closure portion is in an open position, the first polymeric annular skirt portion depending from the first polymeric top wall portion, the second closure portion including a second polymeric top wall portion and a second polymeric annular skirt portion depending from the second polymeric top wall portion, the one-piece closure including an internal thread formation,
• wherein the tamper-evident component is adapted to thread onto the external thread formation of the container via the internal thread formation of the tamper-evident component,
• wherein the one-piece closure is adapted to thread onto the external thread formation of the tamper-evident component container via the internal thread formation of the one-piece closure,
• wherein the one-piece closure is adapted to be opened by flipping the first closure portion with respect to the second closure portion via a hinge or pivot point.