AVANT INCORPORATED

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5746878 Variable effective temperature laminator thermalbinderExpiredDec 18, 95May 05, 98[B32B]
5716490 Method and laminator for rapidly laminating assorted plastic envelopes having different temperature requirementsExpiredJan 07, 93Feb 10, 98[B32B]
5553155 Low cost method employing time slots for thwarting fraud in the periodic issuance of food stamps, unemployment benefits or other governmental human servicesExpiredMar 11, 92Sep 03, 96[G06K]
5447333 Method of producing a laminated wrinkle-free presentation folder having perfect binding sheetsExpiredAug 12, 93Sep 05, 95[B42D, B42C]
D358825 LaminatorExpiredApr 04, 94May 30, 95[]
D358826 LaminatorExpiredApr 06, 94May 30, 95[]
5405473 Method of laminating a customized presentation folderExpiredMar 18, 94Apr 11, 95[B42D, B32B]
5224173 Method of reducing fraud in connection with employment, public license applications, social security, food stamps, welfare or other government benefitsExpiredOct 29, 91Jun 29, 93[G06K]
5100181 Low cost laminatable plastic envelope for easy customized self-lamination of greeting cards, memorabilia, and like displaysExpiredJul 05, 91Mar 31, 92[B41L, B42D]
5042843 Plastic display envelope for enabling subsequent lamination of large indicia bearing sheets and methods of making and using sameExpiredMay 14, 90Aug 27, 91[B42D]
4777815 Group card-key actuated lock having individual lockoutExpiredSep 10, 85Oct 18, 88[E05B]
4644766 Non-electronic card-key actuated combination lockExpiredOct 04, 83Feb 24, 87[E05B]

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