UNIPAC CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5372268 Pull tab innersealExpiredApr 08, 92Dec 13, 94[B65D]
5012946 Innerseal for a container and method of applyingExpiredJun 29, 90May 07, 91[B65D]
4935273 Pressure-activated innerseals and containers using sameExpiredFeb 01, 89Jun 19, 90[C09J, B65D]
4930646 Capliner/innerseal composite utilizing cold seal adhesiveExpiredFeb 01, 89Jun 05, 90[B65D]
4733786 Container and innerseal capable of indicating heat tamperingExpiredNov 07, 86Mar 29, 88[B65D]
4650082 Cap having a liner with embossed indiciaExpiredAug 22, 85Mar 17, 87[B65D]

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