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Easy open closure system
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Patent number 4,853,267
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Issue date Aug 1, 1989
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Minnesota Mining and Manufacturing Company
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Shih-Lai Lu
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Can opening means
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Patent number 4,493,431
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Issue date Jan 15, 1985
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Sung N. Cho
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Process for manufacturing a can lid
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Patent number 4,462,732
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Issue date Jul 31, 1984
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Swiss Aluminium Ltd.
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Siegfried Bloeck
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Oil-resistant closure system
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Patent number 4,372,460
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Issue date Feb 8, 1983
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Minnesota Mining and Manufacturing Company
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Wilfred R. Brochman
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Easy open closure system
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Patent number 4,215,791
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Issue date Aug 5, 1980
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Minnesota Mining and Manufacturing Company
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Wilfred R. Brochman
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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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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Bottom end tape seal
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Patent number 4,140,241
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Issue date Feb 20, 1979
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The Continental Group, Inc.
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Paul M. Erlandson
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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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Easy open closure system
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Patent number 3,990,603
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Issue date Nov 9, 1976
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Minnesota Mining and Manufacturing Company
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Wilfred R. Brochman
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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 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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Seal for can or like container
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Patent number 3,966,079
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Issue date Jun 29, 1976
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Nihon Seikan Kabushiki Kaisha
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Kiyoshi Kawamata
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Seal for can or like container
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Patent number 3,966,081
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Issue date Jun 29, 1976
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Nihon Seikan Kabushiki Kaisha
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Kiyoshi Kawamata
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Closure
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Patent number 3,964,670
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Issue date Jun 22, 1976
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The Procter & Gamble Company
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John Sigfrid Amneus
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL