US3473589A - Plastic bag - Google Patents

Plastic bag Download PDF

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Publication number
US3473589A
US3473589A US3473589DA US3473589A US 3473589 A US3473589 A US 3473589A US 3473589D A US3473589D A US 3473589DA US 3473589 A US3473589 A US 3473589A
Authority
US
United States
Prior art keywords
fastener
material
inner layer
layer
elements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
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English (en)
Inventor
Walter O Gotz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minigrip Inc
Original Assignee
Minigrip Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DEE0030648 priority Critical
Application filed by Minigrip Inc filed Critical Minigrip Inc
Application granted granted Critical
Publication of US3473589A publication Critical patent/US3473589A/en
Anticipated expiration legal-status Critical
Application status is Expired - Lifetime legal-status Critical

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00Details of, or accessories for, sacks or bags
    • B65D33/16End- or aperture-closing arrangements or devices
    • B65D33/25Riveting; Dovetailing; Screwing; using press buttons or slide fasteners
    • B65D33/2508Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener and operated without a slider
    • B65D33/2516Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener and operated without a slider comprising tamper-indicating means, e.g. located within the fastener
    • B65D33/2533Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener and operated without a slider comprising tamper-indicating means, e.g. located within the fastener the slide fastener being located between the product compartment and the tamper indicating means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D31/00Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/04Bags or like containers made of paper and having structural provision for thickness of contents with multiple walls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00Details of, or accessories for, sacks or bags
    • B65D33/16End- or aperture-closing arrangements or devices
US3473589D 1965-12-11 1966-12-09 Plastic bag Expired - Lifetime US3473589A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DEE0030648 1965-12-11

Publications (1)

Publication Number Publication Date
US3473589A true US3473589A (en) 1969-10-21

Family

ID=7074632

Family Applications (1)

Application Number Title Priority Date Filing Date
US3473589D Expired - Lifetime US3473589A (en) 1965-12-11 1966-12-09 Plastic bag

Country Status (12)

Country Link
US (1) US3473589A (xx)
AT (1) AT268986B (xx)
BE (1) BE690947A (xx)
CH (1) CH452430A (xx)
DK (1) DK120521B (xx)
FI (1) FI51678C (xx)
FR (1) FR1504276A (xx)
GB (1) GB1125189A (xx)
LU (1) LU52559A1 (xx)
NL (1) NL6617372A (xx)
NO (1) NO130107B (xx)
SE (1) SE314576B (xx)

Cited By (103)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3613524A (en) * 1970-02-24 1971-10-19 Dow Chemical Co Method and apparatus for manufacturing bag stock
US3619395A (en) * 1969-04-17 1971-11-09 Minigrip Inc Method of making a pilfer proof package
US3625270A (en) * 1970-04-17 1971-12-07 Milorad Skendzic Pilferproof package
US3685562A (en) * 1971-03-03 1972-08-22 Steven Ausnit Flexible pilfer proof closure construction for bags
US3780781A (en) * 1971-09-07 1973-12-25 Seisan Nipponsha Kk Openable bag
US3796245A (en) * 1973-11-21 1974-03-12 O Wildensteiner Drip meters
US3815317A (en) * 1973-03-08 1974-06-11 F Toss Method and mechanism for making filled bags
US3824908A (en) * 1972-11-01 1974-07-23 F Rowell Apparatus for producing packaging articles
US3827472A (en) * 1969-12-05 1974-08-06 Seisan Nipponsha Kk Reclosable bag
DE2603085A1 (de) * 1975-01-30 1976-08-05 Colgate Palmolive Co Behaelter fuer feuchte tuecher
FR2396694A1 (fr) * 1977-07-07 1979-02-02 Minigrip Europe Gmbh Sac refermable et procede et dispositif pour la fabrication de celui-ci
US4246288A (en) * 1979-08-09 1981-01-20 W. R. Grace & Co. Reclosable package
US4355494A (en) * 1979-08-06 1982-10-26 Minigrip, Inc. Reclosable bags, apparatus and method
WO1983004011A1 (en) * 1982-05-17 1983-11-24 Harold Forman Method and apparatus for continuous formation of reclosable article wrappers
US4615045A (en) * 1983-11-02 1986-09-30 Minigrip, Inc. Pilfer proof hangup bag structure and method
US4637060A (en) * 1983-08-05 1987-01-13 Minigrip Zipper-lock bag chain adapter for automatic loading and heat seal closing
US4720015A (en) * 1986-04-30 1988-01-19 International Paper Company Moisture-proof, linerless carton with reclosable top membrane
US4759642A (en) * 1986-08-11 1988-07-26 Minigrip, Inc. Reclosable bag especially suitable for cereal packaging, and method
US4786190A (en) * 1986-08-11 1988-11-22 Minigrip, Inc. Reclosable package having outer reclosable closure and inner non-reclosable closure
EP0302144A2 (en) 1987-08-06 1989-02-08 Minigrip Europe Gmbh Reclosable bag having an outer reclosable zipper type closure and inner non-reclosable closure
US4832505A (en) * 1988-03-11 1989-05-23 Minigrip, Inc. Tamper evident link bags
US4838708A (en) * 1988-03-07 1989-06-13 Minnesota Mining And Manufacturing Company Security deposit bag
US4846585A (en) * 1988-01-29 1989-07-11 Minigrip, Inc. Easy open bag structure
US4877336A (en) * 1982-06-14 1989-10-31 Paramount Packaging Corporation Bottom loaded duplex bag having a handle and method of making same
US4903841A (en) * 1988-09-29 1990-02-27 Kabushiki Kaisha Hosokawa Yoko Pouch with superposed tear lines
US4923309A (en) * 1989-02-27 1990-05-08 Illinois Tool Works Tamper-evident package
US4925318A (en) * 1988-10-17 1990-05-15 Schurpack, Inc. Packing, method of manufacturing same, and strip material therefor
US4937040A (en) * 1988-03-07 1990-06-26 Minnesota Mining And Manufacturing Company Security deposit bag
US4966470A (en) * 1989-02-24 1990-10-30 Oscar Mayer Foods Corporation Tamper-evident, reclosable, flexible packages
US4969309A (en) * 1989-01-27 1990-11-13 Kramer & Grebe Canada, Ltd. Method and apparatus for producing resealable packages
US4969967A (en) * 1989-01-18 1990-11-13 Schurpack, Inc. Method of manufacturing packing and strip material therefor
US4971454A (en) * 1989-11-16 1990-11-20 Kcl Corporation Reclosable bag having a top closure attached to a bag body composed of multiple thermoplastic layers
US4986673A (en) * 1989-12-28 1991-01-22 Kapak Corporation Resealable bag arrangement and method
US5002781A (en) * 1989-03-23 1991-03-26 Zip-Pak Incorporated Bacon/meat package
US5026563A (en) * 1989-03-23 1991-06-25 Zip-Pak Incorporated Zippered closure for thermoformed package
USRE33674E (en) * 1969-12-05 1991-08-27 Minigrip, Inc. Openable bag
US5046300A (en) * 1990-10-19 1991-09-10 Reynolds Consumer Products, Inc. Method and apparatus for forming a reclosable package
US5059036A (en) * 1990-04-27 1991-10-22 Kapak Corporation Vented pouch arrangement and method
US5063069A (en) * 1989-03-23 1991-11-05 Zip-Pak Incorporated Zippered closure for thermoformed package
US5100246A (en) * 1990-10-09 1992-03-31 Illinois Tool Works Inc. Pull bead and guide rails for easy open flexible containers
US5112138A (en) * 1982-06-14 1992-05-12 Paramount Packaging Corporation Resealable reusable flexible plastic bag with loop handle
US5118203A (en) * 1991-04-19 1992-06-02 T W Kutter, Inc. Resealable packages and method and apparatus for producing same
US5127208A (en) * 1990-10-19 1992-07-07 Reynolds Consumer Products Inc. Method and apparatus for forming a reclosable package
US5186543A (en) * 1991-03-04 1993-02-16 Illinois Tool Works Inc. Tear-open bag having guide strips
US5188461A (en) * 1988-10-17 1993-02-23 Schurpack, Inc. Packing, method of manufacturing same, and strip material therefor
US5224779A (en) * 1989-02-24 1993-07-06 Oscar Mayer Foods Corporation Tamper-evident, reclosable flexible packages
USRE34347E (en) * 1986-08-11 1993-08-17 Minigrip, Inc. Reclosable bag especially suitable for cereal packaging, and method
US5238306A (en) * 1989-05-19 1993-08-24 Reynolds Consumer Products, Inc. Method of producing a sealing system for a reclosable webbed-wall package, and system made
US5254073A (en) * 1990-04-27 1993-10-19 Kapak Corporation Method of making a vented pouch
US5388699A (en) * 1993-06-29 1995-02-14 Sage Products, Inc. Dual pocket specimen collection package
US5461845A (en) * 1992-10-26 1995-10-31 Yeager; James W. Zippered film and bag
US5552202A (en) * 1995-07-11 1996-09-03 Reynolds Consumer Products Inc. Tear guide arrangement
US5660479A (en) * 1996-02-16 1997-08-26 Reynolds Consumer Products Inc. Easy open package header
US5718024A (en) * 1996-02-05 1998-02-17 Reynolds Consumer Products, Inc. Closure arrangement with tapered flange
US5782733A (en) * 1992-10-26 1998-07-21 Innoflex Incorporated Zippered film and bag
US5791485A (en) * 1994-10-24 1998-08-11 Raytheon Company Electrostatic discharge protection bag
US5823933A (en) * 1995-08-09 1998-10-20 Innoflex Incorporated Zippered film and bag
US5829884A (en) * 1997-06-19 1998-11-03 Innoflex Incorporated Form fill and seal package with one-way vent
US5911508A (en) * 1997-11-10 1999-06-15 Dobreski; David V. Vented reclosable bag
US5924795A (en) * 1991-02-22 1999-07-20 Kraft Foods, Inc. Tamper-evident, reclosable, flexible packages
US5951453A (en) * 1996-11-15 1999-09-14 Innoflex Incorporated Recloseable bag assembly and method of making same
US5964532A (en) * 1996-08-07 1999-10-12 Tenneco Packaging Inc. Reclosable fastener strip with tamper evident feature
US5971613A (en) * 1997-04-11 1999-10-26 Kapak Corp. Bag constructions having inwardly directed side seal portions
US6071011A (en) * 1999-08-12 2000-06-06 Tenneco Packaging, Inc. Fill-through-the-top package
US6149302A (en) * 1999-05-05 2000-11-21 Taheri; Nossi Plastic bag with tamper-evident closure
US6189299B1 (en) 1998-03-10 2001-02-20 Fresh Express, Inc Apparatus for cooling and packaging bulk fresh products
US6196237B1 (en) 1998-09-01 2001-03-06 Fresh Express Corp. Methods for washing cores of cored lettuce heads
US6217216B1 (en) 1996-02-22 2001-04-17 Nossi Taheri Reclosable plastic bag with non-perforated tear zone
US6224262B1 (en) 1999-03-08 2001-05-01 Innoflex Incorporated Bag with perforated opening and reinforcing patch
US6286999B1 (en) 1999-05-11 2001-09-11 Pactiv Corporation Tamper-evident reclosable bag
US6286189B1 (en) 1999-05-10 2001-09-11 Pactiv Corporation Zipper and zipper arrangements and methods of manufacturing the same
US6289561B1 (en) 1999-05-10 2001-09-18 Alexander R. Provan Assembly and accumulation of sliders for profiled zippers
US6318894B1 (en) 1999-10-06 2001-11-20 Kraft Foods Holdings, Inc. Resealable flexible packages having hook design tear line
US6327754B1 (en) 1999-05-10 2001-12-11 Pactiv Corporation Fastener with slider thereon for use in manufacturing recloseable bags
US6360513B1 (en) 1999-05-11 2002-03-26 Sargento Foods Inc. Resealable bag for filling with food product(s) and method
US6379731B1 (en) 2000-02-18 2002-04-30 Fresh Express, Inc. Methods for vacuum gas flush treatment of fresh produce
US6390715B1 (en) 2000-06-12 2002-05-21 Kathleen C. Gerbasi Information displaying and dispensing apparatus with transparent pockets
US6389780B1 (en) 2000-08-10 2002-05-21 Pactiv Corporation Zipper bag form, fill and seal machine and method
US6435347B1 (en) 2000-02-18 2002-08-20 Fresh Express, Incorporated Container for freshly harvested respiring, leafy produce
EP1151930A3 (en) * 2000-05-04 2002-09-11 Illinois Tool Works Inc. Zipper strip
US6467248B2 (en) 2000-02-18 2002-10-22 Fresh Express, Inc. Method for processing freshly harvested leafy vegetables and subdivided, peeled fruit
US6470551B1 (en) 2000-08-10 2002-10-29 Pactiv Corporation Method of making a fasteners arrangement with notches at spaced preseals
US6494018B1 (en) 2000-08-09 2002-12-17 Pactiv Corporation Method and apparatus for guiding a fastener in a bag making machine
US6499878B1 (en) 1999-12-21 2002-12-31 Pactiv Corporation Reclosable packages with barrier properties
US6508969B1 (en) 2000-08-10 2003-01-21 Pactiv Corporation Injection-molded end stop for a slider-operated fastener
US6526726B1 (en) 2000-08-10 2003-03-04 Pactiv Corporation Method of applying a slider to a fastener-carrying plastic web
US6588177B1 (en) 2002-02-04 2003-07-08 Reynolds Consumer Products, Inc. Method and apparatus for forming a reclosable package
US6611996B2 (en) 2001-07-02 2003-09-02 Pactiv Corporation Slider for reclosable fastener
US6679276B1 (en) 1999-04-20 2004-01-20 Fresh Express, Inc. Apparatus and methods for washing the cored areas of lettuce heads during harvest
US6713152B2 (en) 2001-09-07 2004-03-30 Pactiv Corporation Fins and profiles for plastic bags
US6780146B2 (en) 2002-09-17 2004-08-24 Pactiv Corporation Methods for applying sliders to reclosable plastic bags
US20040228547A1 (en) * 2002-11-08 2004-11-18 Mark Hartzell Enhanced slider zipper multiwall bag and associated methods
US6871473B1 (en) 2000-08-10 2005-03-29 Pactiv Corporation Method and apparatus for making reclosable plastic bags using a pre-applied slider-operated fastener
US20050137073A1 (en) * 2003-12-19 2005-06-23 Weaver Rodney M. Side gusset bag with reclose feature
US6918234B2 (en) 2002-02-21 2005-07-19 Pactiv Corporation Process for attaching slider-operated closure on form-fill-seal packaging machinery
US7040808B2 (en) 2002-03-20 2006-05-09 Pactiv Corporation Reclosable bags with tamper evident features and methods of making the same
US20060246185A1 (en) * 2005-05-02 2006-11-02 Conagra Foods Packaged Foods Co., Inc. Easy-open sausage package
US7159282B2 (en) 2002-03-01 2007-01-09 Pactiv Corporation Reclosable fasteners or zippers for use with polymeric bags
US7278433B1 (en) 2003-02-20 2007-10-09 Dole Fresh Vegetables, Inc. Washing a cored lettuce head
US7341160B2 (en) 2002-08-08 2008-03-11 Pactiv Corporation Reclosable package having an accessible zipper and a method for making the same
US7552573B2 (en) 1997-11-07 2009-06-30 Illinois Tool Works, Inc. Method for placing a product in a flexible recloseable container
US8070359B2 (en) 2007-05-15 2011-12-06 Thunderbird Global Enterprises, Llc Plastic bag with pour spout and reinforced bottom end
US8127517B2 (en) 1997-11-07 2012-03-06 Illinois Tool Works Inc. Method and apparatus for placing a product in a flexible recloseable container

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK126921B (da) * 1969-08-14 1973-09-03 Seisan Nippon Sha Ltd Kk Poselukke.
AT377427B (de) * 1978-06-26 1985-03-25 Hamann Klaus Jochen Vorrichtung zur loesbaren halterung von kleinteilen, insbesondere werkzeugen
US4481669A (en) * 1978-06-26 1984-11-06 W. R. Grace & Co., Cryovac Div. Multi-walled plastics bag
US4617683A (en) * 1984-01-30 1986-10-14 Minigrip, Inc. Reclosable bag, material, and method of and means for making same
US4655862A (en) * 1984-01-30 1987-04-07 Minigrip, Incorporated Method of and means for making reclosable bags and method therefor
ZA8500404B (en) * 1984-02-01 1985-09-25 Squibb & Sons Inc Ostomy bag closure means
DE9309236U1 (de) * 1993-06-22 1993-10-07 Coronet Werke Gmbh Verpackungsbehältnis

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2519290A (en) * 1946-03-11 1950-08-15 Rogers Imp S Inc Tobacco pocket and closure means therefor
US2780261A (en) * 1954-10-26 1957-02-05 Flexigrip Inc Sliderless fastener closure
US2861022A (en) * 1956-01-19 1958-11-18 Du Pont Thermoplastic film-metal-laminated structure and process
US2916197A (en) * 1957-05-06 1959-12-08 Douglas Aircraft Co Inc Compartmented container
US3122297A (en) * 1961-10-23 1964-02-25 Union Carbide Corp Multi-ply liner bags
US3132742A (en) * 1963-10-28 1964-05-12 Service Poly Pak Inc Merchandise bag and hanger combination
US3136468A (en) * 1962-07-30 1964-06-09 Robert G Keller Flexible package for sterile foods
US3198228A (en) * 1961-11-27 1965-08-03 Seisan Nipponsha Kk Integral reclosable bag

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2519290A (en) * 1946-03-11 1950-08-15 Rogers Imp S Inc Tobacco pocket and closure means therefor
US2780261A (en) * 1954-10-26 1957-02-05 Flexigrip Inc Sliderless fastener closure
US2861022A (en) * 1956-01-19 1958-11-18 Du Pont Thermoplastic film-metal-laminated structure and process
US2916197A (en) * 1957-05-06 1959-12-08 Douglas Aircraft Co Inc Compartmented container
US3122297A (en) * 1961-10-23 1964-02-25 Union Carbide Corp Multi-ply liner bags
US3198228A (en) * 1961-11-27 1965-08-03 Seisan Nipponsha Kk Integral reclosable bag
US3136468A (en) * 1962-07-30 1964-06-09 Robert G Keller Flexible package for sterile foods
US3132742A (en) * 1963-10-28 1964-05-12 Service Poly Pak Inc Merchandise bag and hanger combination

Cited By (164)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619395A (en) * 1969-04-17 1971-11-09 Minigrip Inc Method of making a pilfer proof package
US3827472A (en) * 1969-12-05 1974-08-06 Seisan Nipponsha Kk Reclosable bag
USRE33674E (en) * 1969-12-05 1991-08-27 Minigrip, Inc. Openable bag
US3613524A (en) * 1970-02-24 1971-10-19 Dow Chemical Co Method and apparatus for manufacturing bag stock
US3625270A (en) * 1970-04-17 1971-12-07 Milorad Skendzic Pilferproof package
US3685562A (en) * 1971-03-03 1972-08-22 Steven Ausnit Flexible pilfer proof closure construction for bags
US3780781A (en) * 1971-09-07 1973-12-25 Seisan Nipponsha Kk Openable bag
US3824908A (en) * 1972-11-01 1974-07-23 F Rowell Apparatus for producing packaging articles
US3815317A (en) * 1973-03-08 1974-06-11 F Toss Method and mechanism for making filled bags
US3796245A (en) * 1973-11-21 1974-03-12 O Wildensteiner Drip meters
DE2603085A1 (de) * 1975-01-30 1976-08-05 Colgate Palmolive Co Behaelter fuer feuchte tuecher
US4002264A (en) * 1975-01-30 1977-01-11 Colgate-Palmolive Company Dispensing means for moist tissues
FR2396694A1 (fr) * 1977-07-07 1979-02-02 Minigrip Europe Gmbh Sac refermable et procede et dispositif pour la fabrication de celui-ci
US4285376A (en) * 1977-07-07 1981-08-25 Minigrip, Inc. Reclosable plastic bag construction made from a one piece extrusion
US4355494A (en) * 1979-08-06 1982-10-26 Minigrip, Inc. Reclosable bags, apparatus and method
US4246288A (en) * 1979-08-09 1981-01-20 W. R. Grace & Co. Reclosable package
WO1983004011A1 (en) * 1982-05-17 1983-11-24 Harold Forman Method and apparatus for continuous formation of reclosable article wrappers
US4877336A (en) * 1982-06-14 1989-10-31 Paramount Packaging Corporation Bottom loaded duplex bag having a handle and method of making same
US5112138A (en) * 1982-06-14 1992-05-12 Paramount Packaging Corporation Resealable reusable flexible plastic bag with loop handle
US4637060A (en) * 1983-08-05 1987-01-13 Minigrip Zipper-lock bag chain adapter for automatic loading and heat seal closing
US4615045A (en) * 1983-11-02 1986-09-30 Minigrip, Inc. Pilfer proof hangup bag structure and method
US4720015A (en) * 1986-04-30 1988-01-19 International Paper Company Moisture-proof, linerless carton with reclosable top membrane
US4786190A (en) * 1986-08-11 1988-11-22 Minigrip, Inc. Reclosable package having outer reclosable closure and inner non-reclosable closure
US4759642A (en) * 1986-08-11 1988-07-26 Minigrip, Inc. Reclosable bag especially suitable for cereal packaging, and method
USRE34347E (en) * 1986-08-11 1993-08-17 Minigrip, Inc. Reclosable bag especially suitable for cereal packaging, and method
EP0302144A2 (en) 1987-08-06 1989-02-08 Minigrip Europe Gmbh Reclosable bag having an outer reclosable zipper type closure and inner non-reclosable closure
US4846585A (en) * 1988-01-29 1989-07-11 Minigrip, Inc. Easy open bag structure
US4937040A (en) * 1988-03-07 1990-06-26 Minnesota Mining And Manufacturing Company Security deposit bag
US4838708A (en) * 1988-03-07 1989-06-13 Minnesota Mining And Manufacturing Company Security deposit bag
US4832505A (en) * 1988-03-11 1989-05-23 Minigrip, Inc. Tamper evident link bags
US4903841A (en) * 1988-09-29 1990-02-27 Kabushiki Kaisha Hosokawa Yoko Pouch with superposed tear lines
US4925318A (en) * 1988-10-17 1990-05-15 Schurpack, Inc. Packing, method of manufacturing same, and strip material therefor
US5188461A (en) * 1988-10-17 1993-02-23 Schurpack, Inc. Packing, method of manufacturing same, and strip material therefor
US4969967A (en) * 1989-01-18 1990-11-13 Schurpack, Inc. Method of manufacturing packing and strip material therefor
US4969309A (en) * 1989-01-27 1990-11-13 Kramer & Grebe Canada, Ltd. Method and apparatus for producing resealable packages
US5224779A (en) * 1989-02-24 1993-07-06 Oscar Mayer Foods Corporation Tamper-evident, reclosable flexible packages
US4966470A (en) * 1989-02-24 1990-10-30 Oscar Mayer Foods Corporation Tamper-evident, reclosable, flexible packages
US4923309A (en) * 1989-02-27 1990-05-08 Illinois Tool Works Tamper-evident package
US5002781A (en) * 1989-03-23 1991-03-26 Zip-Pak Incorporated Bacon/meat package
US5063069A (en) * 1989-03-23 1991-11-05 Zip-Pak Incorporated Zippered closure for thermoformed package
US5026563A (en) * 1989-03-23 1991-06-25 Zip-Pak Incorporated Zippered closure for thermoformed package
US5238306A (en) * 1989-05-19 1993-08-24 Reynolds Consumer Products, Inc. Method of producing a sealing system for a reclosable webbed-wall package, and system made
US4971454A (en) * 1989-11-16 1990-11-20 Kcl Corporation Reclosable bag having a top closure attached to a bag body composed of multiple thermoplastic layers
US4986673A (en) * 1989-12-28 1991-01-22 Kapak Corporation Resealable bag arrangement and method
US5059036A (en) * 1990-04-27 1991-10-22 Kapak Corporation Vented pouch arrangement and method
US6423356B2 (en) 1990-04-27 2002-07-23 Kapak Corporation Vented pouch arrangement and method
US5542902A (en) * 1990-04-27 1996-08-06 Kapak Corporation Vented pouch arrangement and method
US5254073A (en) * 1990-04-27 1993-10-19 Kapak Corporation Method of making a vented pouch
US6274181B1 (en) 1990-04-27 2001-08-14 Kapak Corporation Vented pouch arrangement and method
US6023914A (en) * 1990-04-27 2000-02-15 Kapak Corporation Vented pouch arrangement and method
US6021624A (en) * 1990-04-27 2000-02-08 Kapak Corporation Vented pouch arrangement and method
US5100246A (en) * 1990-10-09 1992-03-31 Illinois Tool Works Inc. Pull bead and guide rails for easy open flexible containers
US5121997A (en) * 1990-10-09 1992-06-16 Illinois Tool Words Inc. Perforated tear strip for easy-open flexible containers
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Also Published As

Publication number Publication date
LU52559A1 (xx) 1967-02-09
NO130107B (xx) 1974-07-08
FI51678B (xx) 1976-11-30
GB1125189A (en) 1968-08-28
CH452430A (fr) 1968-05-31
DK120521B (da) 1971-06-07
SE314576B (xx) 1969-09-08
FI51678C (fi) 1977-03-10
FR1504276A (fr) 1967-12-01
AT268986B (de) 1969-02-25
BE690947A (xx) 1967-05-16
NL6617372A (xx) 1967-06-12

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