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Closure and container and combination thereof with anti-backoff member

  • US 20030160020A1
  • Filed: 02/26/2002
  • Published: 08/28/2003
  • Est. Priority Date: 02/26/2002
  • Status: Active Grant
First Claim
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1. A closure for use with a container having a neck portion and container threading formed thereon, comprising:

  • a top wall;

    an annular skirt depending from the top wall and having closure threading formed on an inner surface thereof configured and arranged to threadably engage the container threading; and

    at least one anti-backoff member formed in a region of the closure threading and being arranged and configured to frictionally engage the container threading between the anti-backoff member and the closure threading to resist movement of the closure once secured onto the neck of the container.

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