Lightweight plastic container and preform

CAFC
  • US 10,023,345 B2
  • Filed: 04/24/2017
  • Issued: 07/17/2018
  • Est. Priority Date: 03/06/2006
  • Status: Active Grant
First Claim
Patent Images

1. A container assembly comprising:

  • (i) a plastic blow molded container comprising;

    a lower supporting base portion;

    a sidewall portion extending upwardly from the base portion; and

    a neck portion extending upwardly from the sidewall portion, the neck portion including a dispensing opening positioned at a top of the neck portion, threads positioned below the dispensing opening, a tamper-evident formation positioned below the threads, and a support flange positioned below the tamper-evident formation, the support flange having an upper surface and a lower surface;

    (ii) a closure configured to receive the threads;

    wherein the container is formed of a material comprising polyethylene terephthalate (PET);

    a weight of the neck portion is 3.0 grams or less;

    a vertical distance from the lower surface of the support flange to a top of the dispensing opening, including the threads and the tamper-evident formation, is 0.450 inches or less;

    a vertical distance from the top of the dispensing opening to the upper surface of the support flange is 0.40 inches or less;

    a vertical distance from a furthest radially-extending portion of a lower surface of the tamper-evident formation to the upper surface of the support flange is 0.10 inches or less;

    a vertical distance between the furthest outwardly radially-extending portion of the lower surface of the tamper-evident formation to the lower surface of the support flange at the same outward radial distance is 0.15 inches or less; and

    the tamper-evident formation is vertically spaced from the threads.

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