Bottle Neck with Internal Embossments and Method Manufacture

A method of making a bottle having a body with a closed base and a shoulder at an end of said body remote from said base, and a neck extending from said shoulder along an axis and terminating in a neck finish for attachment of a closure, wherein said neck widens between said neck finish and said shoulder, said method including the steps of:

• (a) forming a parison,
• (b) blowing said parison into a bottle of one-piece integrally formed construction, and
• (c) during said step (a) and/or said step (b), forming internal features on said neck,
• wherein said step (c) includes:
• (c1) forming external features on said neck during said step (a), and
• (c2) pushing said external features into said neck during said step (b),
• wherein said step (c) further includes forming said internal features to be disposed entirely within said neck where said neck widens and at positions spaced from an internal surface of said finish and not extending into said shoulder.