SYSTEMS AND METHODS FOR MULTI-STAGE SEALING OF CONTACT LENS PACKAGING
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United States of America Patent
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Issued Date -
Nov 13, 2014
app pub date -
Oct 18, 2012
filing date -
Oct 18, 2011
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Abstract
A contact lens package includes a first package layer, a second package layer, a lens receiving area defined between the first and second package layers, and first and second seal portions. The first seal portion extends around a first portion of the lens receiving area. The second seal portion extends around a second portion of the lens receiving area. The second seal portion has different sealing properties than the first seal portion. The first seal portion may include a releasable seal between the first and second package layers, and the second seal portion may include a permanent seal between the first and second package layers.
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