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Peelable seal for an opening in a container neck

  • US 8,100,277 B1
  • Filed: 12/19/2006
  • Issued: 01/24/2012
  • Est. Priority Date: 07/14/2005
  • Status: Expired due to Fees
First Claim
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1. A unitary liftable seal for use in sealing a container opening comprising:

  • at least one generally disc shaped layer of material having a total thickness of between about 0.01 inches and 0.25 inches;

    said unitary liftable seal having an overhanging portion extending outwardly from said container opening at least 0.005 inches beyond an outer surface of said container;

    said unitary liftable seal having sufficient rigidity and adhesion about said container opening to resist folding and release from said container under the application of a singular force of up to 14.7N applied to an underside surface of said seal overhanging portion;

    wherein said unitary liftable seal is maintained in substantially a singular horizontal plane extending about and above said container opening; and

    wherein said unitary liftable seal rigidity is responsive to said application of said singular force to separate said unitary liftable seal from said container opening and maintain said substantially singular horizontal plane.

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