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Method for producing a container closure
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Patent number 6,258,312
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Issue date Jul 10, 2001
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Polystar Packaging, Incorporated
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William M. Heyn
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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-
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Closure assembly having a tear template
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Patent number 4,163,506
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Issue date Aug 7, 1979
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Minnesota Mining and Manufacturing Company
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Richard A. Patterson
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Easy open container end assembly
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Patent number 4,108,330
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Issue date Aug 22, 1978
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Minnesota Mining and Manufacturing Company
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Richard A. Patterson
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Container with attached closure
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Patent number 4,084,721
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Issue date Apr 18, 1978
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The Continental Group, Inc.
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Walter Merton Perry
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Container with attached closure
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Patent number 4,062,471
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Issue date Dec 13, 1977
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Walter Merton Perry
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Container with attached closure
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Patent number 3,977,578
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Issue date Aug 31, 1976
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Walter Merton Perry
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Container with attached closure
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Patent number 3,952,912
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Issue date Apr 27, 1976
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Walter Merton Perry
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3884382
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Patent number 3,884,382
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Issue date May 20, 1975
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3843011
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Patent number 3,843,011
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Issue date Oct 22, 1974
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3730377
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Patent number 3,730,377
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Issue date May 1, 1973
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3671356
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Patent number 3,671,356
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Issue date Jun 20, 1972
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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3616047
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Patent number 3,616,047
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Issue date Oct 26, 1971
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3241708
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Patent number 3,241,708
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Issue date Mar 22, 1966
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2761583
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Patent number 2,761,583
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Issue date Sep 4, 1956
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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1809451
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Patent number 1,809,451
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Issue date Jun 9, 1931
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL