H.G. WEBER & CO., INC.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5836696 Sack having outwardly expandable wallsExpiredOct 08, 97Nov 17, 98[B65D]
5568980 Quasi-heat seal SOS bagExpiredDec 09, 94Oct 29, 96[B65D]
5520464 Heat seal SOS bagExpiredMay 25, 94May 28, 96[B65D]
5518316 Heat sealed bagExpiredMay 25, 94May 21, 96[B65D]
5472282 Quasi-heat seal SOS bagExpiredMay 02, 94Dec 05, 95[B65D]
5441248 Feeding mechanismExpiredMay 13, 94Aug 15, 95[B65H]
5109975 Segmented turning deviceExpiredJan 11, 91May 05, 92[B65G]
5012915 Method and apparatus for rotating an itemExpiredFeb 15, 90May 07, 91[B65G]
4986411 Continuous motion vertical conveyorExpiredSep 19, 89Jan 22, 91[B65G]
4838982 Patch applicator vacuum cylinder for web materialExpiredJun 26, 87Jun 13, 89[B31B]
4481751 Bag baling processExpiredJul 29, 81Nov 13, 84[B65B]
4357126 Infeed counting conveyorExpiredJul 10, 80Nov 02, 82[B65G, B65H]
4331415 Automatic bundle forming apparatusExpiredJun 23, 80May 25, 82[B65G]
4269557 Automatic bag collating and stacking apparatusExpiredJun 28, 79May 26, 81[B65G, B65H]

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