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Patch bag having seal through patches
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Patent number 7,670,657
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Issue date Mar 2, 2010
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Cryovac, Inc.
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Larry W. Depoorter
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Easy open bag
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Patent number 5,413,412
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Issue date May 9, 1995
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W. R. Grace & Co.-Conn.
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Robert A. Odabashian
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Taped bag with extended side seals
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Patent number 4,635,295
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Issue date Jan 6, 1987
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W. R. Grace & Co., Cryovac Div.
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Robert A. Odabashian
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL