the bags having their openings facing in the direction of movement

Patents Grantslast 30 patents

  • Information Patent Grant

    Packaging bag line-folding and sealing machine

    • Patent number 9,434,122
    • Issue date Sep 6, 2016
    • Chan Machinery Co., Ltd.
    • Chi Pin Hsu
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Clampless bar mechanism for a paper bag bottoming mechanism

    • Patent number 8,764,618
    • Issue date Jul 1, 2014
    • Duro Bag Manufacturing Company
    • Noe Yañez Castro
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Method and device for producing and filling sacks

    • Patent number 7,770,362
    • Issue date Aug 10, 2010
    • WINDMOELLER & HOELSCHER KG
    • Uwe Koehn
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method and apparatus for making block bottom pillow top bags

    • Patent number 7,490,451
    • Issue date Feb 17, 2009
    • Illinois Tool Works Inc.
    • David J. Matthews
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Square bottom sealable bag forming machine

    • Patent number 7,335,149
    • Issue date Feb 26, 2008
    • Violet Hanson
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Method for manufacturing angulated bottom paper bag with handle in...

    • Patent number 6,932,754
    • Issue date Aug 23, 2005
    • Newport Corp.
    • Masaki Fujishiro
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Plastic film hinging and pre-creasing process

    • Patent number 6,669,615
    • Issue date Dec 30, 2003
    • Bob Dematteis Co.
    • Robert B. DeMatteis
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus and process for producing cold seal in plastic bags

    • Patent number 6,319,184
    • Issue date Nov 20, 2001
    • Bob Dematteis Co.
    • Robert B. DeMatteis
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for manufacture of a plastic bag with standup bottom wall

    • Patent number 6,254,521
    • Issue date Jul 3, 2001
    • Amplas, Inc.
    • Donald J. Pansier
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Plastic bag manufacturing process

    • Patent number 6,186,933
    • Issue date Feb 13, 2001
    • Bob Dematteis Co.
    • Robert B. Dematteis
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Plastic bag bundling system

    • Patent number 6,171,226
    • Issue date Jan 9, 2001
    • Bob Dematteis Co.
    • Robert B. Dematteis
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Automatic ventilating system for plastic bags

    • Patent number 6,113,269
    • Issue date Sep 5, 2000
    • Bob Dematteis Co.
    • Robert B. DeMatteis
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flat bottomed plastic bag

    • Patent number 6,095,687
    • Issue date Aug 1, 2000
    • Bob Dematteis Co.
    • Robert B. Dematteis
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for forming flat-bottomed plastic bags

    • Patent number 6,056,681
    • Issue date May 2, 2000
    • Philip E. Ross
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Bag for liquids, pastes, or granulates and method of manufacturing

    • Patent number 5,547,284
    • Issue date Aug 20, 1996
    • Rodney H. Imer
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Collapsible enclosure having foldable side flaps and a non-foldable...

    • Patent number 5,398,866
    • Issue date Mar 21, 1995
    • Winkler & Duennebier Maschinen-fabrik und Eisengiesserei KG
    • Martin Bluemle
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Enclosure and method for making the enclosure

    • Patent number 5,292,300
    • Issue date Mar 8, 1994
    • Winkler & Duennebier Maschinenfabrik und Eisengiesserei KG
    • Martin Bluemle
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Method of making lined square bottom bag

    • Patent number 5,149,315
    • Issue date Sep 22, 1992
    • American Packaging Corporation
    • Jeffrey D. Muhs
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Method for making flat bottom plastic bag

    • Patent number 5,102,384
    • Issue date Apr 7, 1992
    • Philip E. Ross
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Bottom forming device for a bag forming machine

    • Patent number 3,958,500
    • Issue date May 25, 1976
    • Terminal Paper Bag. Co.
    • John W. Williams
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3896709

    • Patent number 3,896,709
    • Issue date Jul 29, 1975
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3896714

    • Patent number 3,896,714
    • Issue date Jul 29, 1975
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3855907

    • Patent number 3,855,907
    • Issue date Dec 24, 1974
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3853040

    • Patent number 3,853,040
    • Issue date Dec 10, 1974
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3599539

    • Patent number 3,599,539
    • Issue date Aug 17, 1971
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3564979

    • Patent number 3,564,979
    • Issue date Feb 23, 1971
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3554099

    • Patent number 3,554,099
    • Issue date Jan 12, 1971
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3533330

    • Patent number 3,533,330
    • Issue date Oct 13, 1970
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3469506

    • Patent number 3,469,506
    • Issue date Sep 30, 1969
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    3374714

    • Patent number 3,374,714
    • Issue date Mar 26, 1968
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents